Outputs (128)

Spatially resolved molecular analysis of host response to medical device implantation using the 3D OrbiSIMS highlights a critical role for lipids (2024)
Journal Article

A key goal for implanted medical devices is that they do not elicit a detrimental immune response. Macrophages play critical roles in the modulation of the host immune response and are the cells responsible for persistent inflammatory reactions to im... Read More about Spatially resolved molecular analysis of host response to medical device implantation using the 3D OrbiSIMS highlights a critical role for lipids.

Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study (2024)
Journal Article

Purpose: Biofilm formation and biomineralization on urinary catheters may cause severe complications including infection and obstruction. Here, we describe an in vitro evaluation and prospective pilot clinical study of a silicone catheter coated with... Read More about Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study.

Investigating ApoE4‐mediated metabolic alteration of H4 neuroglioma cells of Alzheimer’s disease (2023)
Journal Article

Background Metabolites and proteins in ApoE4‐carried H4 neuroglioma cells were analyzed to investigate the potential mechanism of the risk gene ApoE4 involved in Alzheimer’s disease (AD). Method Metabolomics of ApoE4‐carried and wild‐type H4 cel... Read More about Investigating ApoE4‐mediated metabolic alteration of H4 neuroglioma cells of Alzheimer’s disease.

Toward Comprehensive Analysis of the 3D Chemistry of Pseudomonas aeruginosa Biofilms (2023)
Journal Article

Bacterial biofilms are structured communities consisting of cells enmeshed in a self-generated extracellular matrix usually attached to a surface. They contain diverse classes of molecules including polysaccharides, lipids, proteins, nucleic acids, a... Read More about Toward Comprehensive Analysis of the 3D Chemistry of Pseudomonas aeruginosa Biofilms.

Optimisation of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in small animal model (2023)
Journal Article

Diffuse Raman spectroscopy (DRS) allows subsurface molecular analysis of optically turbid samples. Numerical modelling of light propagation was used as a method for improving the design of an DRS instrument to maximize the signal to noise ratio (SNR)... Read More about Optimisation of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in small animal model.

Optimization of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in a small animal model (2023)
Journal Article

Diffuse Raman spectroscopy (DRS) allows subsurface molecular analysis of optically turbid samples. Numerical modeling of light propagation was used as a method for improving the design of an DRS instrument to maximize the signal to noise ratio (SNR)... Read More about Optimization of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in a small animal model.

A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection (2023)
Journal Article

Fungicidal compounds are actives widely used for crop protection from fungal infection, but they can also kill beneficial organisms, enter the food chain and promote resistant pathogen strains from overuse. Here we report the first field crop trial o... Read More about A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection.

Identification of Pseudomonas aeruginosa exopolysaccharide Psl in biofilms using 3D OrbiSIMS (2023)
Journal Article

Secondary ion mass spectrometry (SIMS) offers advantages over both liquid extraction mass spectrometry and matrix assisted laser desorption mass spectrometry in that it provides the direct in situ analysis of molecules and has the potential to preser... Read More about Identification of Pseudomonas aeruginosa exopolysaccharide Psl in biofilms using 3D OrbiSIMS.

Linear Binary Classifier to Predict Bacterial Biofilm Formation on Polyacrylates (2023)
Journal Article

Bacterial infections are increasingly problematic due to the rise of antimicrobial resistance. Consequently, the rational design of materials naturally resistant to biofilm formation is an important strategy for preventing medical device-associated i... Read More about Linear Binary Classifier to Predict Bacterial Biofilm Formation on Polyacrylates.

Exploring the Relationship between Polymer Surface Chemistry and Bacterial Attachment Using ToF-SIMS and Self-Organizing maps (2023)
Journal Article

Biofilm formation is a major cause of hospital-acquired infections. Research into biofilm-resistant materials is therefore critical to reduce the frequency of these events. Polymer microarrays offer a high-throughput approach to enable the efficient... Read More about Exploring the Relationship between Polymer Surface Chemistry and Bacterial Attachment Using ToF-SIMS and Self-Organizing maps.

Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation (2023)
Journal Article

Innovative approaches to prevent catheter-associated urinary tract infections (CAUTIs) are urgently required. Here, we describe the discovery of an acrylate copolymer capable of resisting single- and multispecies bacterial biofilm formation, swarming... Read More about Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation.

Innate immune cell instruction using micron-scale 3D objects of varied architecture and polymer chemistry: The ChemoArchiChip (2023)
Journal Article

To design effective immunomodulatory implants, innate immune cell interactions at the surface of biomaterials need to be controlled and understood. The architectural design freedom of two-photon polymerization is used to produce arrays of surface-mou... Read More about Innate immune cell instruction using micron-scale 3D objects of varied architecture and polymer chemistry: The ChemoArchiChip.

Identifying new biomarkers of aggressive Group 3 and SHH medulloblastoma using 3D hydrogel models, single cell RNA sequencing and 3D OrbiSIMS imaging (2023)
Journal Article

The most common malignant brain tumour in children, medulloblastoma (MB), is subdivided into four clinically relevant molecular subgroups, although targeted therapy options informed by understanding of different cellular features are lacking. Here, b... Read More about Identifying new biomarkers of aggressive Group 3 and SHH medulloblastoma using 3D hydrogel models, single cell RNA sequencing and 3D OrbiSIMS imaging.

Predictive Molecular Design and Structure–Property Validation of Novel Terpene-Based, Sustainably Sourced Bacterial Biofilm-Resistant Materials (2023)
Journal Article

Presented in this work is the use of a molecular descriptor, termed the α parameter, to aid in the design of a series of novel, terpene-based, and sustainable polymers that were resistant to biofilm formation by the model bacterial pathogen Pseudomon... Read More about Predictive Molecular Design and Structure–Property Validation of Novel Terpene-Based, Sustainably Sourced Bacterial Biofilm-Resistant Materials.

Microparticles Decorated with Cell‐Instructive Surface Chemistries Actively Promote Wound Healing (2022)
Journal Article

Wound healing is a complex biological process involving close crosstalk between various cell types. Dysregulation in any of these processes, such as in diabetic wounds, results in chronic nonhealing wounds. Fibroblasts are a critical cell type involv... Read More about Microparticles Decorated with Cell‐Instructive Surface Chemistries Actively Promote Wound Healing.

Evaluation of the relative potential for contact and doffing transmission of SARS-CoV-2 by a range of personal protective equipment materials (2022)
Journal Article

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)—the causative agent of coronavirus disease 2019 (COVID-19)—has caused a global public health emergency. Personal protective equipment (PPE) is the primary defence against viral exposure in... Read More about Evaluation of the relative potential for contact and doffing transmission of SARS-CoV-2 by a range of personal protective equipment materials.

Feature importance in machine learning models: A fuzzy information fusion approach (2022)
Journal Article

With the widespread use of machine learning to support decision-making, it is increasingly important to verify and understand the reasons why a particular output is produced. Although post-training feature importance approaches assist this interpreta... Read More about Feature importance in machine learning models: A fuzzy information fusion approach.

Exploiting Generative Design for Multi-Material Inkjet 3D Printed Cell Instructive, Bacterial Biofilm Resistant Composites (2022)
Working Paper

As our understanding of disease grows, it is becoming established that treatment needs to be personalized and targeted to the needs of the individual. In this paper we show that multi-material inkjet-based 3D printing, when backed with generative des... Read More about Exploiting Generative Design for Multi-Material Inkjet 3D Printed Cell Instructive, Bacterial Biofilm Resistant Composites.

Single-Cell Metabolic Profiling of Macrophages Using 3D OrbiSIMS: Correlations with Phenotype (2022)
Journal Article

Macrophages are important immune cells that respond to environmental cues acquiring a range of activation statuses represented by pro-inflammatory (M1) and anti-inflammatory (M2) phenotypes at each end of their spectrum. Characterizing the metabolic... Read More about Single-Cell Metabolic Profiling of Macrophages Using 3D OrbiSIMS: Correlations with Phenotype.

Utilising micron scale 3D printed morphologies for particle adhesion reduction (2022)
Journal Article

In the pharmaceutical industry, the ability to improve the understanding of the effect of surface roughness on interparticulate interactions is critical. Dry powder inhalers often possess poor efficiency, as the powder formulations are inherently adh... Read More about Utilising micron scale 3D printed morphologies for particle adhesion reduction.

Elucidating the molecular landscape of the stratum corneum (2022)
Journal Article

Characterization of the molecular structure of skin, especially the barrier layer, the stratum corneum, is a key research priority for generating understanding to improve diagnostics, aid pharmaceutical delivery, and prevent environmental damage. Our... Read More about Elucidating the molecular landscape of the stratum corneum.

Molecular Formula Prediction for Chemical Filtering of 3D OrbiSIMS Datasets (2022)
Journal Article

Modern mass spectrometry techniques produce a wealth of spectral data, and although this is an advantage in terms of the richness of the information available, the volume and complexity of data can prevent a thorough interpretation to reach useful co... Read More about Molecular Formula Prediction for Chemical Filtering of 3D OrbiSIMS Datasets.

Efficacy of antimicrobial and anti-viral coated air filters to prevent the spread of airborne pathogens (2022)
Journal Article

The COVID-19 pandemic has demonstrated the real need for mechanisms to control the spread of airborne respiratory pathogens. Thus, preventing the spread of disease from pathogens has come to the forefront of the public consciousness. This has brought... Read More about Efficacy of antimicrobial and anti-viral coated air filters to prevent the spread of airborne pathogens.

Correction to “Bespoke 3D-Printed Polydrug Implants Created via Microstructural Control of Oligomers” (2022)
Journal Article

The chemical structure of the drug trandolapril has been corrected in Figure 4c. The conclusions of the work have not been affected by this correction. (Figure present).

Quantifiable correlation of ToF-SIMS and XPS data from polymer surfaces with controlled amino acid and peptide content (2022)
Journal Article

Peptide-coated surfaces are widely employed in biomaterial design, but quantifiable correlation between surface composition and biological response is challenging due to, for example, instrumental limitations, a lack of suitable model surfaces or lim... Read More about Quantifiable correlation of ToF-SIMS and XPS data from polymer surfaces with controlled amino acid and peptide content.

Ink-jet 3D printing as a strategy for developing bespoke non-eluting biofilm resistant medical devices (2021)
Journal Article

Chronic infection as a result of bacterial biofilm formation on implanted medical devices is a major global healthcare problem requiring new biocompatible, biofilm-resistant materials. Here we demonstrate how bespoke devices can be manufactured throu... Read More about Ink-jet 3D printing as a strategy for developing bespoke non-eluting biofilm resistant medical devices.

Immune-instructive materials as new tools for immunotherapy (2021)
Journal Article

Immune instructive materials, are materials with the ability to modulate or mimic the function of immune cells, provide exciting opportunities for developing new therapies in many areas including medical devices, chronic inflammation, cancer, and aut... Read More about Immune-instructive materials as new tools for immunotherapy.

Customisable Tablet Printing: The Development of Multimaterial Hot Melt Inkjet 3D Printing to Produce Complex and Personalised Dosage Forms (2021)
Journal Article

One of the most striking characteristics of 3D printing is its capability to produce multi-material objects with complex geometry. In pharmaceutics this translates to the possibility of dosage forms with multi-drug loading, tailored dosing and releas... Read More about Customisable Tablet Printing: The Development of Multimaterial Hot Melt Inkjet 3D Printing to Produce Complex and Personalised Dosage Forms.

A new particle mounting method for surface analysis (2021)
Journal Article

The chemical analysis of microparticles is challenging due to the need to mount the particles on a substrate for analysis; double-sided adhesive tape is often used (sometimes conductive), however that is usually coated with poly (dimethyl siloxane) (... Read More about A new particle mounting method for surface analysis.

Generation and Characterization of a Library of Novel Biologically Active Functional Surfactants (Surfmers) Using Combined High-Throughput Methods (2021)
Journal Article

We report the first successful combination of three distinct high-throughput techniques to deliver the accelerated design, synthesis, and property screening of a library of novel, bio-instructive, polymeric, comb-graft surfactants. These three-dimens... Read More about Generation and Characterization of a Library of Novel Biologically Active Functional Surfactants (Surfmers) Using Combined High-Throughput Methods.

Bespoke 3D-Printed Polydrug Implants Created via Microstructural Control of Oligomers (2021)
Journal Article

Controlling the microstructure of materials by means of phase separation is a versatile tool for optimizing material properties. Phase separation has been exploited to fabricate intricate microstructures in many fields including cell biology, tissue... Read More about Bespoke 3D-Printed Polydrug Implants Created via Microstructural Control of Oligomers.

Droplet Microfluidic Optimisation Using Micropipette Characterisation of Bio-Instructive Polymeric Surfactants (2021)
Journal Article

Droplet microfluidics can produce highly tailored microparticles whilst retaining monodispersity. However, these systems often require lengthy optimisation, commonly based on a trial-and-error approach, particularly when using bio-instructive, polyme... Read More about Droplet Microfluidic Optimisation Using Micropipette Characterisation of Bio-Instructive Polymeric Surfactants.

Exploiting Generative Design for 3D Printing of Bacterial Biofilm Resistant Composite Devices (2021)
Journal Article

As the understanding of disease grows, so does the opportunity for personalization of therapies targeted to the needs of the individual. To bring about a step change in the personalization of medical devices it is shown that multi-material inkjet-bas... Read More about Exploiting Generative Design for 3D Printing of Bacterial Biofilm Resistant Composite Devices.

Inkjet 3D Printing of Polymers Resistant to Fungal Attachment (2021)
Journal Article

Inkjet 3D printing is an additive manufacturing method that allows the user to produce a small batch of customized devices for comparative study versus commercial products. Here, we describe the use of a commercial 2D ink development system (Dimatix... Read More about Inkjet 3D Printing of Polymers Resistant to Fungal Attachment.

Sequential Orbitrap Secondary Ion Mass Spectrometry and Liquid Extraction Surface Analysis-Tandem Mass Spectrometry-Based Metabolomics for Prediction of Brain Tumor Relapse from Sample-Limited Primary Tissue Archives (2021)
Journal Article

We present here a novel surface mass spectrometry strategy to perform untargeted metabolite profiling of formalin-fixed paraffin-embedded pediatric ependymoma archives. Sequential Orbitrap secondary ion mass spectrometry (3D OrbiSIMS) and liquid extr... Read More about Sequential Orbitrap Secondary Ion Mass Spectrometry and Liquid Extraction Surface Analysis-Tandem Mass Spectrometry-Based Metabolomics for Prediction of Brain Tumor Relapse from Sample-Limited Primary Tissue Archives.

Development of Conductive Gelatine-Methacrylate Inks for Two-Photon Polymerisation (2021)
Journal Article

Discovery of synergistic material-topography combinations to achieve immunomodulatory osteoinductive biomaterials using a novel in vitro screening method: The ChemoTopoChip (2021)
Journal Article

© 2021 The Authors Human mesenchymal stem cells (hMSCs) are widely represented in regenerative medicine clinical strategies due to their compatibility with autologous implantation. Effective bone regeneration involves crosstalk between macrophages an... Read More about Discovery of synergistic material-topography combinations to achieve immunomodulatory osteoinductive biomaterials using a novel in vitro screening method: The ChemoTopoChip.

AbaM Regulates Quorum Sensing, Biofilm Formation and Virulence in Acinetobacter baumannii (2021)
Journal Article

Acinetobacter baumannii possesses a single divergent luxR/luxI-type quorum sensing (QS) locus named abaR/abaI. This locus also contains a third gene located between abaR and abaI which we term abaM that codes for an uncharacterized member of the RsaM... Read More about AbaM Regulates Quorum Sensing, Biofilm Formation and Virulence in Acinetobacter baumannii.

Discovery of a Novel Polymer for Xeno-Free, Long-Term Culture of Human Pluripotent Stem Cell Expansion (2020)
Journal Article

Human pluripotent stem cells (hPSCs) can be expanded and differentiated in vitro into almost any adult tissue cell type, and thus have great potential as a source for cell therapies with biomedical application. In this study, a fully-defined polymer... Read More about Discovery of a Novel Polymer for Xeno-Free, Long-Term Culture of Human Pluripotent Stem Cell Expansion.

Polymer microarrays rapidly identify competitive adsorbents of virus-like particles (VLPs) (2020)
Journal Article

The emergence of SARS-CoV-2 highlights the global need for platform technologies to enable rapid development of diagnostics, vaccines, treatments, and personal protective equipment (PPE). However, many current technologies require the detailed mechan... Read More about Polymer microarrays rapidly identify competitive adsorbents of virus-like particles (VLPs).

Protein identification by 3D OrbiSIMS to facilitate in situ imaging and depth profiling (2020)
Journal Article

Label-free protein characterization at surfaces is commonly achieved using digestion and/or matrix application prior to mass spectrometry. We report the assignment of undigested proteins at surfaces in situ using secondary ion mass spectrometry (SIMS... Read More about Protein identification by 3D OrbiSIMS to facilitate in situ imaging and depth profiling.

Polymer microarrays rapidly identify competitive adsorbents of virus-like particles (2020)
Journal Article

The emergence of SARS-CoV-2 highlights the global need for platform technologies to enable the rapid development of diagnostics, vaccines, treatments, and personal protective equipment (PPE). However, many current technologies require the detailed me... Read More about Polymer microarrays rapidly identify competitive adsorbents of virus-like particles.

Single-Cell Tracking on Polymer Microarrays Reveals the Impact of Surface Chemistry on Pseudomonas aeruginosa Twitching Speed and Biofilm Development (2020)
Journal Article

© 2020 American Chemical Society. Bacterial biofilms exhibit up to 1000 times greater resistance to antibiotic or host immune clearance than planktonic cells. Pseudomonas aeruginosa produces retractable type IV pili (T4P) that facilitate twitching mo... Read More about Single-Cell Tracking on Polymer Microarrays Reveals the Impact of Surface Chemistry on Pseudomonas aeruginosa Twitching Speed and Biofilm Development.

Spatially Resolved Molecular Compositions of Insoluble Multilayer Deposits Responsible for Increased Pollution from Internal Combustion Engines (2020)
Journal Article

Internal combustion engines are used heavily in diverse applications worldwide. Achieving the most efficient operation is key to improving air quality as society moves to a decarbonized energy system. Insoluble deposits that form within internal comb... Read More about Spatially Resolved Molecular Compositions of Insoluble Multilayer Deposits Responsible for Increased Pollution from Internal Combustion Engines.

Designing topographically textured microparticles for induction and modulation of osteogenesis in mesenchymal stem cell engineering (2020)
Journal Article

© 2020 The Authors Mesenchymal stem cells are the focus of intense research in bone development and regeneration. The potential of microparticles as modulating moieties of osteogenic response by utilizing their architectural features is demonstrated... Read More about Designing topographically textured microparticles for induction and modulation of osteogenesis in mesenchymal stem cell engineering.

All Surfaces Are Not Equal in Contact Transmission of SARS-CoV-2 (2020)
Journal Article

© 2020 Elsevier Inc. The world faces a severe and acute public health emergency due to the ongoing coronavirus disease 2019 (COVID-19) global pandemic caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Healthcare workers are... Read More about All Surfaces Are Not Equal in Contact Transmission of SARS-CoV-2.

Developing immune-regulatory materials using immobilized monosaccharides with immune-instructive properties (2020)
Journal Article

© 2020 The Authors New strategies for immune modulation have shown real promise in regenerative medicine as well as the fight against autoimmune diseases, allergies, and cancer. Dendritic cells (DCs) are gatekeepers of the immune system and their abi... Read More about Developing immune-regulatory materials using immobilized monosaccharides with immune-instructive properties.

Discovery of hemocompatible bacterial biofilm-resistant copolymers (2020)
Journal Article

© 2020 The Authors Blood-contacting medical devices play an important role within healthcare and are required to be biocompatible, hemocompatible and resistant to microbial colonization. Here we describe a high throughput screen for copolymers with t... Read More about Discovery of hemocompatible bacterial biofilm-resistant copolymers.

Inkjet based 3D Printing of bespoke medical devices that resist bacterial biofilm formation (2020)
Working Paper

We demonstrate the formulation of advanced functional 3D printing inks that prevent the formation of bacterial biofilms in vivo. Starting from polymer libraries, we show that a biofilm resistant object can be 3D printed with the potential for shape a... Read More about Inkjet based 3D Printing of bespoke medical devices that resist bacterial biofilm formation.

Achieving Microparticles with Cell-Instructive Surface Chemistry by Using Tunable Co-Polymer Surfactants (2020)
Journal Article

© 2020 The Authors. Published by WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim A flow-focusing microfluidic device is used to produce functionalized monodisperse polymer particles with surface chemistries designed to control bacterial biofilm formatio... Read More about Achieving Microparticles with Cell-Instructive Surface Chemistry by Using Tunable Co-Polymer Surfactants.

Discovery of (meth)acrylate polymers that resist colonization by fungi associated with pathogenesis and biodeterioration (2020)
Journal Article

© 2020 The Authors. Fungi have major, negative socioeconomic impacts, but control with bioactive agents is increasingly restricted, while resistance is growing. Here, we describe an alternative fungal control strategy via materials operating passivel... Read More about Discovery of (meth)acrylate polymers that resist colonization by fungi associated with pathogenesis and biodeterioration.

Immune-Instructive Polymers Control Macrophage Phenotype and Modulate the Foreign Body Response In Vivo (2020)
Journal Article

© 2020 The Author(s) Implantation of medical devices can result in inflammation. A large library of polymers is screened, and a selection found to promote macrophage differentiation towards pro- or anti-inflammatory phenotypes. The bioinstructive pro... Read More about Immune-Instructive Polymers Control Macrophage Phenotype and Modulate the Foreign Body Response In Vivo.

Immune Modulation by Design: Using Topography to Control Human Monocyte Attachment and Macrophage Differentiation (2020)
Journal Article

© 2020 The Authors. Published by WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim Macrophages play a central role in orchestrating immune responses to foreign materials, which are often responsible for the failure of implanted medical devices. Material t... Read More about Immune Modulation by Design: Using Topography to Control Human Monocyte Attachment and Macrophage Differentiation.

ToF-SIMS and Machine Learning for Single-Pixel Molecular Discrimination of an Acrylate Polymer Microarray (2020)
Journal Article

© 2020 American Chemical Society. Combinatorial approaches to materials discovery offer promising potential for the rapid development of novel polymer systems. Polymer microarrays enable the high-throughput comparison of material physical and chemica... Read More about ToF-SIMS and Machine Learning for Single-Pixel Molecular Discrimination of an Acrylate Polymer Microarray.

Real time monitoring of biofilm formation on coated medical devices for the reduction and interception of bacterial infections (2020)
Journal Article

Real time monitoring of bacterial attachment to medical devices provides opportunities to detect early biofilm formation and instigate appropriate interventions before infection develops. This study utilises long period grating (LPG) optical fibre se... Read More about Real time monitoring of biofilm formation on coated medical devices for the reduction and interception of bacterial infections.

Making tablets for delivery of poorly soluble drugs using photoinitiated 3D inkjet printing (2019)
Journal Article

© 2019 In this study, we investigate the viability of three-dimensional (3D) inkjet printing with UV curing to produce solid dosage forms containing a known poorly soluble drug, carvedilol. The formulation consists of 10 wt% carvedilol, Irgacure 2959... Read More about Making tablets for delivery of poorly soluble drugs using photoinitiated 3D inkjet printing.

Validating a Predictive Structure-Property Relationship by Discovery of Novel Polymers which Reduce Bacterial Biofilm Formation (2019)
Journal Article

ynthetic materials are an everyday component of modern healthcare yet often fail routinely as a consequence of medical‐device‐centered infections. The incidence rate for catheter‐associated urinary tract infections is between 3% and 7% for each day o... Read More about Validating a Predictive Structure-Property Relationship by Discovery of Novel Polymers which Reduce Bacterial Biofilm Formation.

Toward Interpretable Machine Learning Models for Materials Discovery (2019)
Journal Article

Machine learning (ML) and artificial intelligence (AI) methods for modeling useful materials properties are now important technologies for rational design and optimization of bespoke functional materials. Although these methods make good predictions... Read More about Toward Interpretable Machine Learning Models for Materials Discovery.

Simultaneous Tracking of Pseudomonas aeruginosa motility in liquid and at the Solid-Liquid Interface Reveals Differential Roles for the Flagellar Stators (2019)
Journal Article

Bacteria sense chemicals, surfaces, and other cells and move toward some and away from others. Studying how single bacterial cells in a population move requires sophisticated tracking and imaging techniques. We have established quantitative methodolo... Read More about Simultaneous Tracking of Pseudomonas aeruginosa motility in liquid and at the Solid-Liquid Interface Reveals Differential Roles for the Flagellar Stators.

Wireless Nanobioelectronics for Electrical Intracellular Sensing (2019)
Journal Article

For the field of bioelectronics to make an impact on healthcare, there is an urgent requirement for the development of “wireless” electronic systems to enable modulation of chemistry inside of cells. Herein we report on an intracellular wireless elec... Read More about Wireless Nanobioelectronics for Electrical Intracellular Sensing.

Dual Bioresponsive Antibiotic and Quorum Sensing Inhibitor Combination Nanoparticles for Treatment of Pseudomonas aeruginosa Biofilms In Vitro and Ex Vivo (2019)
Journal Article

Many debilitating infections result from persistent microbial biofilms that do not respond to conventional antibiotic regimens. A potential method to treat such chronic infections is to combine agents which interfere with bacterial biofilm developmen... Read More about Dual Bioresponsive Antibiotic and Quorum Sensing Inhibitor Combination Nanoparticles for Treatment of Pseudomonas aeruginosa Biofilms In Vitro and Ex Vivo.

Multifunctional Bioinstructive 3D Architectures to Modulate Cellular Behavior (2019)
Journal Article

Biological structures control cell behavior via physical, chemical, electrical, and mechanical cues. Approaches that allow us to build devices that mimic these cues in a combinatorial way are lacking due to there being no suitable instructive materia... Read More about Multifunctional Bioinstructive 3D Architectures to Modulate Cellular Behavior.

High-throughput characterization of fluid properties to predict droplet ejection for three-dimensional inkjet printing formulations (2019)
Journal Article

Inkjet printing has been used as an Additive Manufacturing (AM) method to fabricate three-dimensional (3D) structures. However, a lack of materials suitable for inkjet printing poses one of the key challenges that impedes industry from fully adopting... Read More about High-throughput characterization of fluid properties to predict droplet ejection for three-dimensional inkjet printing formulations.

Methodology for the synthesis of methacrylate monomers using designed single mode microwave applicators (2019)
Journal Article

© 2019 The Royal Society of Chemistry. A novel single-well prototype high throughput microwave reactor geometry has been produced and shown to be capable of synthesizing an array of non-commercially available methacrylate monomers. The reactor, which... Read More about Methodology for the synthesis of methacrylate monomers using designed single mode microwave applicators.

Polymer microparticles with defined surface chemistry and topography mediate the formation of stem cell aggregates and cardiomyocyte function (2019)
Journal Article

Surface-functionalized microparticles are relevant to fields spanning engineering and biomedicine, with uses ranging from cell culture to advanced cell delivery. Varying topographies of biomaterial surfaces are also being investigated as mediators of... Read More about Polymer microparticles with defined surface chemistry and topography mediate the formation of stem cell aggregates and cardiomyocyte function.

Water-Based 3D Inkjet Printing of an Oral Pharmaceutical Dosage Form (2019)
Journal Article

Inkjet printing is a form of additive manufacturing where liquid droplets are selectively deposited onto a substrate followed by solidification. The process provides significant potential advantages for producing solid oral dosage forms or tablets, i... Read More about Water-Based 3D Inkjet Printing of an Oral Pharmaceutical Dosage Form.

Remotely controlled in situ growth of silver microwires forming bioelectronic interfaces (2019)
Journal Article

There is a pressing need to advance our ability to construct three-dimensional (3D) functional bioelectronic interfaces. Additionally, to ease the transition to building cellular electronic systems, a remote approach to merge electrical components wi... Read More about Remotely controlled in situ growth of silver microwires forming bioelectronic interfaces.

Lipids and polymers in pharmaceutical technology: lifelong companions (2019)
Journal Article

In pharmaceutical technology, lipids and polymers are considered pillar excipients for the fabrication of most dosage forms, irrespective of the administration route. They play various roles ranging from support vehicles to release rate modifiers, st... Read More about Lipids and polymers in pharmaceutical technology: lifelong companions.

Wireless bioelectronic nanosystems for intracellular communication (2018)
Other

In order for the field of bioelectronics to make an impact on healthcare, there is an urgent requirement for the development of “wireless” electronic systems to both sense and actuate cell behaviour. Herein we report the first example of an innovativ... Read More about Wireless bioelectronic nanosystems for intracellular communication.

Extrusion 3D printing of paracetamol tablets from a single formulation with tunable release profiles through control of tablet geometry (2018)
Journal Article

An extrusion based 3D printer was used to fabricate paracetamol tablets with different geometries (mesh, ring, and solid) from a single paste-based formulation formed from standard pharmaceutical ingredients. The tablets demonstrate that tunable drug... Read More about Extrusion 3D printing of paracetamol tablets from a single formulation with tunable release profiles through control of tablet geometry.

High-Throughput Miniaturized Screening of Nanoparticle Formation via Inkjet Printing (2018)
Journal Article

The self‐assembly of specific polymers into well‐defined nanoparticles (NPs) is of great interest to the pharmaceutical industry as the resultant materials can act as drug delivery vehicles. In this work, a high‐throughput method to screen the abilit... Read More about High-Throughput Miniaturized Screening of Nanoparticle Formation via Inkjet Printing.

Improved extraction repeatability and spectral reproducibility for liquid extraction surface analysis–mass spectrometry using superhydrophobic–superhydrophilic patterning (2018)
Journal Article

A major problem limiting reproducible use of liquid extraction surface analysis (LESA) array sampling of dried surface-deposited liquid samples is the unwanted spread of extraction solvent beyond the dried sample limits, resulting in unreliable data.... Read More about Improved extraction repeatability and spectral reproducibility for liquid extraction surface analysis–mass spectrometry using superhydrophobic–superhydrophilic patterning.

Effect of surfactant on Pseudomonas aeruginosa colonization of polymer microparticles and flat films (2018)
Journal Article

Micro- and nanoparticles are of great interest because of their potential for trafficking into the body for applications such as low-fouling coatings on medical devices, drug delivery in pharmaceutics and cell carriers in regenerative medicine strate... Read More about Effect of surfactant on Pseudomonas aeruginosa colonization of polymer microparticles and flat films.

Electrochemically stimulating developments in bioelectronic medicine (2018)
Journal Article

Cellular homeostasis is in part controlled by biological generated electrical activity. By interfacing biology with electronic devices this electrical activity can be modulated to actuate cellular behaviour. There are current limitations in merging e... Read More about Electrochemically stimulating developments in bioelectronic medicine.

3D extrusion printing of high drug loading immediate release paracetamol tablets (2018)
Journal Article

The manufacture of immediate release high drug loading paracetamol oral tablets was achieved using an extrusion based 3D printer from a premixed water based paste formulation. The 3D printed tablets demonstrate that a very high drug (paracetamol) loa... Read More about 3D extrusion printing of high drug loading immediate release paracetamol tablets.

Identification of novel ‘inks’ for 3D printing using high throughput screening: bioresorbable photocurable polymers for controlled drug delivery (2018)
Journal Article

A robust discovery methodology is presented to identify novel biomaterials suitable for 3D printing. Currently the application of Additive Manufacturing is limited by the availability of functional inks, especially in the area of biomaterials-this me... Read More about Identification of novel ‘inks’ for 3D printing using high throughput screening: bioresorbable photocurable polymers for controlled drug delivery.

Prediction of Broad-Spectrum Pathogen Attachment to Coating Materials for Biomedical Devices (2018)
Journal Article

© 2017 American Chemical Society. Bacterial infections in healthcare settings are a frequent accompaniment to both routine procedures such as catheterization and surgical site interventions. Their impact is becoming even more marked as the numbers of... Read More about Prediction of Broad-Spectrum Pathogen Attachment to Coating Materials for Biomedical Devices.

Synthetic light-curable polymeric materials provide a supportive niche for dental pulp stem cells (2017)
Journal Article

Dental disease annually affects billions of patients, and while regenerative dentistry aims to heal dental tissue after injury, existing polymeric restorative materials, or fillings, do not directly participate in the healing process in a bioinstruct... Read More about Synthetic light-curable polymeric materials provide a supportive niche for dental pulp stem cells.

The 3D OrbiSIMS—label-free metabolic imaging with subcellular lateral resolution and high mass-resolving power (2017)
Journal Article

© 2017 Nature America, Inc., part of Springer Nature. All rights reserved. We report the development of a 3D OrbiSIMS instrument for label-free biomedical imaging. It combines the high spatial resolution of secondary ion mass spectrometry (SIMS; unde... Read More about The 3D OrbiSIMS—label-free metabolic imaging with subcellular lateral resolution and high mass-resolving power.

Intracellular drug uptake: a comparison of single cell measurements using ToF-SIMS imaging and quantification from cell populations with LC/MS/MS (2017)
Journal Article

ToF-SIMS is a label-free imaging method that has been shown to enable imaging of amiodarone in single rat macrophage (NR8383) cells. In this study, we show that the method extends to three other cell lines relevant to drug discovery: human embryonic... Read More about Intracellular drug uptake: a comparison of single cell measurements using ToF-SIMS imaging and quantification from cell populations with LC/MS/MS.

Water contact angle is not a good predictor of biological responses to materials (2017)
Journal Article

Often the view is expressed that water contact angle (WCA) or other wettability/surface energy measurements made on a material surface can be used to predict cellular attachment to materials, e.g., bacteria attach to hydrophobic surfaces. In this art... Read More about Water contact angle is not a good predictor of biological responses to materials.

Versatile routes to functional RAFT chain transfer agents through the Passerini multicomponent reaction (2017)
Journal Article

The widespread adoption of RAFT polymerization stems partly from the ease and utility of installing a functional chain transfer agent onto the ends of the generated polymer chains. In parallel, the Passerini multicomponent reaction offers great versa... Read More about Versatile routes to functional RAFT chain transfer agents through the Passerini multicomponent reaction.

3D printing of tablets using inkjet with UV photoinitiation (2017)
Journal Article

Additive manufacturing (AM) offers significant potential benefits in the field of drug delivery and pharmaceutical/medical device manufacture. Of AM processes, 3D inkjet printing enables precise deposition of a formulation, whilst offering the potent... Read More about 3D printing of tablets using inkjet with UV photoinitiation.

3D inkjet printing of tablets exploiting bespoke complex geometries for controlled and tuneable drug release (2017)
Journal Article

A hot melt 3D inkjet printing method with the potential to manufacture formulations in complex and adaptable geometries for the controlled loading and release of medicines is presented. This first use of a precisely controlled solvent free inkjet pri... Read More about 3D inkjet printing of tablets exploiting bespoke complex geometries for controlled and tuneable drug release.

Image based machine learning for identification of macrophage subsets (2017)
Journal Article

Macrophages play a crucial rule in orchestrating immune responses against pathogens and foreign materials. Macrophages have remarkable plasticity in response to environmental cues and are able to acquire a spectrum of activation status, best exemplif... Read More about Image based machine learning for identification of macrophage subsets.

Development and characterization of a stable adhesive bond between a poly(dimethylsiloxane) catheter material and a bacterial biofilm resistant acrylate polymer coating (2017)
Journal Article

Catheter associated urinary tract infections (CA-UTIs) are the most common health related infections world wide, contributing significantly to patient morbidity and mortality and increased health care costs. To reduce the incidence of these infection... Read More about Development and characterization of a stable adhesive bond between a poly(dimethylsiloxane) catheter material and a bacterial biofilm resistant acrylate polymer coating.

Bioprinting Using Mechanically Robust Core–Shell Cell-Laden Hydrogel Strands (2017)
Journal Article

© 2017 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim The strand material in extrusion-based bioprinting determines the microenvironments of the embedded cells and the initial mechanical properties of the constructs. One unmet challenge is the combinat... Read More about Bioprinting Using Mechanically Robust Core–Shell Cell-Laden Hydrogel Strands.

Making Silicone Rubber Highly Resistant to Bacterial Attachment Using Thiol-ene Grafting (2016)
Journal Article

Biomedical devices are indispensable in modern medicine yet offer surfaces that promote bacterial attachment and biofilm formation, resulting in acute and chronic healthcare-associated infections. We have developed a simple method to graft acrylates... Read More about Making Silicone Rubber Highly Resistant to Bacterial Attachment Using Thiol-ene Grafting.

Application of Targeted Molecular and Material Property Optimization to Bacterial Attachment-Resistant (Meth)acrylate Polymers (2016)
Journal Article

© 2016 American Chemical Society. Developing medical devices that resist bacterial attachment and subsequent biofilm formation is highly desirable. In this paper, we report the optimization of the molecular structure and thus material properties of a... Read More about Application of Targeted Molecular and Material Property Optimization to Bacterial Attachment-Resistant (Meth)acrylate Polymers.

Development, printability and post-curing studies of formulations of materials resistant to microbial attachment for use in inkjet based 3D printing (2016)
Journal Article

Purpose: This paper aims to print 3D structures from polymers that resist bacterial attachment by reactive jetting of acrylate monomers. Design/methodology/approach: The first step towards printing was ink development. Inks were characterised to car... Read More about Development, printability and post-curing studies of formulations of materials resistant to microbial attachment for use in inkjet based 3D printing.

Identification of polymer surface adsorbed proteins implicated in pluripotent human embryonic stem cell expansion (2016)
Journal Article

Improved biomaterials are required for application in regenerative medicine, biosensing, and as medical devices. The response of cells to the chemistry of polymers cultured in media is generally regarded as being dominated by proteins adsorbed to the... Read More about Identification of polymer surface adsorbed proteins implicated in pluripotent human embryonic stem cell expansion.

The impact of surface chemistry modification on macrophage polarisation (2016)
Journal Article

Macrophages are innate immune cells that have a central role in combating infection and maintaining tissue homeostasis. They exhibit remarkable plasticity in response to environmental cues. At either end of a broad activation spectrum are pro-inflamm... Read More about The impact of surface chemistry modification on macrophage polarisation.

The influence of nanotexturing of poly(lactic-co-glycolic acid) films upon human ovarian cancer cell attachment (2016)
Journal Article

In this study, we have produced nanotextured poly(lactic-co-glycolic acid) (PLGA) films by using polystyrene (PS) particles as a template to make a polydimethylsiloxane mould against which PLGA is solvent cast. Biocompatible, biodegradable and nanote... Read More about The influence of nanotexturing of poly(lactic-co-glycolic acid) films upon human ovarian cancer cell attachment.

Imaging of Crystalline and Amorphous Surface Regions Using Time-of-Flight Secondary-Ion Mass Spectrometry (ToF-SIMS): Application to Pharmaceutical Materials (2016)
Journal Article

The structure of a material, in particular the extremes of crystalline and amorphous forms, significantly impacts material performance in numerous sectors such as semiconductors, energy storage, and pharmaceutical products, which are investigated in... Read More about Imaging of Crystalline and Amorphous Surface Regions Using Time-of-Flight Secondary-Ion Mass Spectrometry (ToF-SIMS): Application to Pharmaceutical Materials.

High throughput screening for discovery of materials that control stem cell fate (2016)
Journal Article

Insights into the complex stem cell niche have identified the cell–material interface to be a potent regulator of stem cell fate via material properties such as chemistry, topography and stiffness. In light of this, materials scientists have the oppo... Read More about High throughput screening for discovery of materials that control stem cell fate.

Combinatorial Biomolecular Nanopatterning for High-Throughput Screening of Stem-Cell Behavior (2015)
Journal Article

© 2015 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. A novel combinatorial biomolecular nanopatterning method is reported, in which multiple biomolecular ligands can be patterned in multiple nanoscale dimensions on a single surface. The applicability... Read More about Combinatorial Biomolecular Nanopatterning for High-Throughput Screening of Stem-Cell Behavior.

Engineering serendipity: High-throughput discovery of materials that resist bacterial attachment (2015)
Journal Article

Controlling the colonisation of materials by microorganisms is important in a wide range of industries and clinical settings. To date, the underlying mechanisms that govern the interactions of bacteria with material surfaces remain poorly understood,... Read More about Engineering serendipity: High-throughput discovery of materials that resist bacterial attachment.

3D printing of tablets containing multiple drugs with defined release profiles (2015)
Journal Article

3D printing of five-in-one dose combination polypill with defined immediate and sustained release profiles (2015)
Journal Article

We have used three dimensional (3D) extrusion printing to manufacture a multi-active solid dosage form or so called polypill. This contains five compartmentalised drugs with two independently controlled and well-defined release profiles. This polypil... Read More about 3D printing of five-in-one dose combination polypill with defined immediate and sustained release profiles.

3D chemical characterization of frozen hydrated hydrogels using ToF-SIMS with argon cluster sputter depth profiling (2015)
Journal Article

Hydrogels have been used extensively in bioengineering as artificial cell culture supports. Investigation of the interrelationship between cellular response to the hydrogel and its chemistry ideally requires methods that allow characterization withou... Read More about 3D chemical characterization of frozen hydrated hydrogels using ToF-SIMS with argon cluster sputter depth profiling.

A defined synthetic substrate for serum-free culture of human stem cell derived cardiomyocytes with improved functional maturity identified using combinatorial materials microarrays (2015)
Journal Article

Cardiomyocytes from human stem cells have applications in regenerative medicine and can provide models for heart disease and toxicity screening. Soluble components of the culture system such as growth factors within serum and insoluble components suc... Read More about A defined synthetic substrate for serum-free culture of human stem cell derived cardiomyocytes with improved functional maturity identified using combinatorial materials microarrays.

Single-Cell Analysis: Visualizing Pharmaceutical and Metabolite Uptake in Cells with Label-Free 3D Mass Spectrometry Imaging (2015)
Journal Article

Detecting metabolites and parent compound within a cell type is now a priority for pharmaceutical development. In this context, three-dimensional secondary ion mass spectrometry (SIMS) imaging was used to investigate the cellular uptake of the antiar... Read More about Single-Cell Analysis: Visualizing Pharmaceutical and Metabolite Uptake in Cells with Label-Free 3D Mass Spectrometry Imaging.

Discovery of a Novel Polymer for Human Pluripotent Stem Cell Expansion and Multilineage Differentiation (2015)
Journal Article

© 2015 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. A scalable and cost-effective synthetic polymer substrate that supports robust expansion and subsequent multilineage differentiation of human pluripotent stem cells (hPSCs) with defined commercial... Read More about Discovery of a Novel Polymer for Human Pluripotent Stem Cell Expansion and Multilineage Differentiation.

Authentication of processed meat products by peptidomic analysis using rapid ambient mass spectrometry (2015)
Journal Article

We present the application of a novel ambient LESA-MS method for the authentication of processed meat products. A set of 25 species and protein-specific heat stable peptide markers has been detected in processed samples manufactured from beef, pork,... Read More about Authentication of processed meat products by peptidomic analysis using rapid ambient mass spectrometry.

Revealing cytokine-induced changes in the extracellular matrix with secondary ion mass spectrometry (2015)
Journal Article

Multivariate ToF-SIMS image analysis of polymer microarrays and protein adsorption (2015)
Journal Article

The complexity of hyperspectral time of flight secondary ion mass spectrometry (ToF-SIMS) datasets makes their subsequent analysis and interpretation challenging, and is often an impasse to the identification of trends and differences within large sa... Read More about Multivariate ToF-SIMS image analysis of polymer microarrays and protein adsorption.

3D ToF-SIMS Imaging of Polymer Multilayer Films Using Argon Cluster Sputter Depth Profiling (2015)
Journal Article

ToF-SIMS imaging with argon cluster sputter depth profiling has provided detailed insight into the three-dimensional (3D) chemical composition of a series of polymer multilayer structures. Depths of more than 15 μm were profiled in these samples whil... Read More about 3D ToF-SIMS Imaging of Polymer Multilayer Films Using Argon Cluster Sputter Depth Profiling.

Impact of surface chemistry and topography on the function of antigen presenting cells (2015)
Journal Article

Antigen presenting cells (APCs) such as macrophages and dendritic cells (DCs) play a crucial role in orchestrating immune responses against foreign materials. The activation status of APCs can determine the outcome of an immune response following imp... Read More about Impact of surface chemistry and topography on the function of antigen presenting cells.

Materiomics: a toolkit for developing new biomaterials (2015)
Book Chapter

Learning Objectives • To understand the what materiomics is and why it is required • To become familiar with the various approaches used to design materiomic experiments • To learn what a polymer microarray is, what it is used for and how it is pr... Read More about Materiomics: a toolkit for developing new biomaterials.

Bacterial Attachment to Polymeric Materials Correlates with Molecular Flexibility and Hydrophilicity (2014)
Journal Article

A new class of material resistant to bacterial attachment has been discovered that is formed from polyacrylates with hydrocarbon pendant groups. In this study, the relationship between the nature of the hydrocarbon moiety and resistance to bacteria i... Read More about Bacterial Attachment to Polymeric Materials Correlates with Molecular Flexibility and Hydrophilicity.

Rapid Detection of Peptide Markers for Authentication Purposes in Raw and Cooked Meat Using Ambient Liquid Extraction Surface Analysis Mass Spectrometry (2014)
Journal Article

In this paper, our previously developed ambient LESA-MS methodology is implemented to analyze five types of thermally treated meat species, namely beef, pork, horse, chicken, and turkey meat, in order to select and identify heat-stable and species-sp... Read More about Rapid Detection of Peptide Markers for Authentication Purposes in Raw and Cooked Meat Using Ambient Liquid Extraction Surface Analysis Mass Spectrometry.

High throughput screening for biomaterials discovery (2014)
Journal Article

Using microarray technologies thousands of biomedical materials can be screened in a rapid, parallel and cost effective fashion to identify the optimum candidate that fulfils a specific biomedical application. High throughput surface characterization... Read More about High throughput screening for biomaterials discovery.

Materials for stem cell factories of the future (2014)
Journal Article

The materials community is now identifying polymeric substrates that could permit translation of human pluripotent stem cells (hPSCs) from lab-based research to industrial scale biomedicine. Well defined materials are required to allow cell banking a... Read More about Materials for stem cell factories of the future.

Tryptic Digestion Coupled with Ambient Desorption Electrospray Ionization and Liquid Extraction Surface Analysis Mass Spectrometry Enabling Identification of Skeletal Muscle Proteins in Mixtures and Distinguishing between Beef, Pork, Horse, Chicken, and Turkey Meat (2014)
Journal Article

The use of ambient desorption electrospray ionization (DESI-MS) mass spectrometry and liquid extraction surface analysis mass spectrometry (LESA-MS) is explored for the first time to analyse skeletal muscle proteins obtained from mixture of standard... Read More about Tryptic Digestion Coupled with Ambient Desorption Electrospray Ionization and Liquid Extraction Surface Analysis Mass Spectrometry Enabling Identification of Skeletal Muscle Proteins in Mixtures and Distinguishing between Beef, Pork, Horse, Chicken, and Turkey Meat.

Thermally Switchable Polymers Achieve Controlled Escherichia coli Detachment (2014)
Journal Article

The thermally triggered release of up to 96% of attached uropathogenic E. coli is achieved on two polymers with opposite changes in surface wettability upon reduction in temperature. This demonstrates that the bacterial attachment to a surface cannot... Read More about Thermally Switchable Polymers Achieve Controlled Escherichia coli Detachment.

Modelling and Prediction of Bacterial Attachment to Polymers (2013)
Journal Article

Infection by pathogenic bacteria on implanted and indwelling medical devices during surgery causes large morbidity and mortality worldwide. Attempts to ameliorate this important medical issue have included development of antimicrobial surfaces on mat... Read More about Modelling and Prediction of Bacterial Attachment to Polymers.

Ambient DESI and LESA-MS analysis of proteins adsorbed to a biomaterial surface using in-situ surface tryptic digestion (2013)
Journal Article

The detection and identification of proteins adsorbed onto biomaterial surfaces under ambient conditions has significant experimental advantages but has proven to be difficult to achieve with conventional measuring technologies. In this study, we pre... Read More about Ambient DESI and LESA-MS analysis of proteins adsorbed to a biomaterial surface using in-situ surface tryptic digestion.

Desktop 3D printing of controlled release pharmaceutical bilayer tablets (2013)
Journal Article

Three dimensional (3D) printing was used as a novel medicine formulation technique for production of viable tablets capable of satisfying regulatory tests and matching the release of standard commercial tablets. Hydroxypropyl methylcellulose (HPMC 22... Read More about Desktop 3D printing of controlled release pharmaceutical bilayer tablets.

Discovery of novel materials with broad resistance to bacterial attachment using combinatorial polymer microarrays (2013)
Journal Article

A new class of bacteria-attachment-resistant materials is discovered using a multi-generation polymer microarray methodology that reduces bacterial attachment by up to 99.3% compared with a leading commercially available silver hydrogel anti-bacteria... Read More about Discovery of novel materials with broad resistance to bacterial attachment using combinatorial polymer microarrays.

High throughput discovery of thermo-responsive materials using water contact angle measurements and time-of-flight secondary ion mass spectrometry (2013)
Journal Article

Switchable materials that alter their chemical or physical properties in response to external stimuli allow for temporal control of material-biological interactions, thus, are of interest for many biomaterial applications. Our interest is the discove... Read More about High throughput discovery of thermo-responsive materials using water contact angle measurements and time-of-flight secondary ion mass spectrometry.

Modelling human embryoid body cell adhesion to a combinatorial library of polymer surfaces (2012)
Journal Article

Designing materials to control biology is an intense focus of biomaterials and regenerative medicine research. Discovering and designing materials with appropriate biological compatibility or active control of cells and tissues is being increasingly... Read More about Modelling human embryoid body cell adhesion to a combinatorial library of polymer surfaces.

Combinatorial discovery of polymers resistant to bacterial attachment (2012)
Journal Article

Bacterial attachment and subsequent biofilm formation pose key challenges to the optimal performance of medical devices. In this study, we determined the attachment of selected bacterial species to hundreds of polymeric materials in a high-throughput... Read More about Combinatorial discovery of polymers resistant to bacterial attachment.

Strategies for MCR image analysis of large hyperspectral data-sets (2012)
Journal Article

Polymer microarrays are a key enabling technology for high throughput materials discovery. In this study, multivariate image analysis, specifically multivariate curve resolution (MCR), is applied to the hyperspectral time of flight secondary ion mass... Read More about Strategies for MCR image analysis of large hyperspectral data-sets.

Uniform cell colonization of porous 3-D scaffolds achieved using radial control of surface chemistry (2011)
Journal Article

Uniform cellular distribution is a prerequisite to forming tissue within porous scaffolds, but the seeding process often results in preferential adhesion of cells at the periphery. We develop a vapour phase coating strategy which is readily applicabl... Read More about Uniform cell colonization of porous 3-D scaffolds achieved using radial control of surface chemistry.

High throughput methods applied in biomaterial development and discovery (2010)
Journal Article

The high throughput discovery of new materials can be achieved by rapidly screening many different materials synthesised by a combinatorial approach to identify the optimal material that fulfils a particular biomedical application. Here we review the... Read More about High throughput methods applied in biomaterial development and discovery.

Speculative document evaluation (2007)
Conference Proceeding

Optimisation of real world Variable Data printing (VDP) documents is a dicult problem because the interdependencies between layout functions may drastically reduce the number of invariant blocks that can be factored out for pre-rasterisation. This... Read More about Speculative document evaluation.

Evaluating Invariances in Document Layout Functions (2006)
Conference Proceeding

With the development of variable-data-driven digital presses - where each document printed is potentially unique - there is a need for pre-press optimization to identify material that is invariant from document to document. In this way rasterisation... Read More about Evaluating Invariances in Document Layout Functions.

Encapsulating and Manipulating Component Object Graphics (COGs) using SVG (2005)
Conference Proceeding

Scalable Vector Graphics (SVG) has an imaging model similar to that of PostScript and PDF but the XML basis of SVG allows it to participate fully, via namespaces, in generalised XML documents.There is increasing interest in using SVG as a Page Descri... Read More about Encapsulating and Manipulating Component Object Graphics (COGs) using SVG.