Professor MORGAN ALEXANDER's Outputs (136)

Materials for stem cell factories of the future (2014)
Journal Article
Celiz, A. D., Smith, J. G., Langer, R., Anderson, D. G., Barrett, D. A., Winkler, D. A., Davies, M. C., Young, L. E., Denning, C., & Alexander, M. R. (2014). Materials for stem cell factories of the future. Nature Materials, 13(6), 570-579. https://doi.org/10.1038/nmat3972

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
Montowska, M., Rao, W., Alexander, M. R., Tucker, G. A., & Barrett, D. A. (2014). 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. Analytical Chemistry, 86(9), 4479-4487. https://doi.org/10.1021/ac5003432

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
Hook, A. L., Chang, C., Scurr, D. J., Langer, R., Anderson, D. G., Williams, P., Davies, M. C., & Alexander, M. R. (2014). Thermally Switchable Polymers Achieve Controlled Escherichia coli Detachment. Advanced Healthcare Materials, 3(7), 1020-1025. https://doi.org/10.1002/adhm.201300518

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
Epa, V., Hook, A. L., Chang, C., Yang, J., Langer, R., Anderson, D. G., Williams, P., Davies, M. C., Alexander, M. R., & Winkler, D. A. (2014). Modelling and Prediction of Bacterial Attachment to Polymers. Advanced Functional Materials, 24(14), 2085-2093. https://doi.org/10.1002/adfm.201302877

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
Rao, W., Celiz, A. D., Scurr, D. J., Alexander, M. R., & Barrett, D. A. (2013). Ambient DESI and LESA-MS analysis of proteins adsorbed to a biomaterial surface using in-situ surface tryptic digestion. Journal of The American Society for Mass Spectrometry, 24(12), https://doi.org/10.1007/s13361-013-0737-3

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
Khaled, S. A., Burley, J. C., Alexander, M. R., & Roberts, C. J. (2014). Desktop 3D printing of controlled release pharmaceutical bilayer tablets. International Journal of Pharmaceutics, 461(1-2), 105-111. https://doi.org/10.1016/j.ijpharm.2013.11.021

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
Hook, A. L., Chang, C.-Y., Yang, J., Atkinson, S., Langer, R., Anderson, D. G., Davies, M. C., Williams, P., & Alexander, M. R. (2013). Discovery of novel materials with broad resistance to bacterial attachment using combinatorial polymer microarrays. Advanced Materials, 25(18), https://doi.org/10.1002/adma.201204936

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
Hook, A. L., Scurr, D. J., Anderson, D. G., Langer, R., Williams, P., Davies, M. C., & Alexander, M. R. (2013). High throughput discovery of thermo-responsive materials using water contact angle measurements and time-of-flight secondary ion mass spectrometry. Surface and Interface Analysis, 45(1), https://doi.org/10.1002/sia.4910

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
Epa, V., Yang, J., Mei, Y., Hook, A. L., Langer, R., Anderson, D. G., Davies, M. C., Alexander, M. R., & Winkler, D. A. (2012). Modelling human embryoid body cell adhesion to a combinatorial library of polymer surfaces. Journal of Materials Chemistry, 39(22), https://doi.org/10.1039/C2JM34782B

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
Hook, A. L., Chang, C.-Y., Yang, J., Luckett, J., Cockayne, A., Atkinson, S., Mei, Y., Bayston, R., Irvine, D. J., Langer, R., Anderson, D. G., Williams, P., Davies, M. C., & Alexander, M. R. (2012). Combinatorial discovery of polymers resistant to bacterial attachment. Nature Biotechnology, 30(9), 868-875. https://doi.org/10.1038/nbt.2316

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
Scurr, D. J., Hook, A. L., Burley, J., Williams, P. M., Anderson, D. G., Langer, R., Davies, M. C., & Alexander, M. R. (2012). Strategies for MCR image analysis of large hyperspectral data-sets. Surface and Interface Analysis, 45(1), https://doi.org/10.1002/sia.5040

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
Intranuovo, F., Howard, D., White, L. J., Johal, R. K., Ghaemmaghami, A. M., Favia, P., Howdle, S. M., Shakesheff, K. M., & Alexander, M. R. (2011). Uniform cell colonization of porous 3-D scaffolds achieved using radial control of surface chemistry. Acta Biomaterialia, 7(9), 3336-3344. https://doi.org/10.1016/j.actbio.2011.05.020

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
Hook, A. L., Anderson, D. G., Langer, R., Williams, P., Davies, M. C., & Alexander, M. R. (2010). High throughput methods applied in biomaterial development and discovery. Biomaterials, 31(2), https://doi.org/10.1016/j.biomaterials.2009.09.037

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)
Presentation / Conference Contribution
Macdonald, A. J., Brailsford, D. F., Bagley, S. R., & Lumley, J. Speculative document evaluation. Presented at ACM Symposium on Document Engineering (DocEng07)

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)
Presentation / Conference Contribution
Macdonald, A. J., Brailsford, D. F., & Lumley, J. Evaluating Invariances in Document Layout Functions. Presented at 2006 ACM Symposium on Document Engineering

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)
Presentation / Conference Contribution
Macdonald, A. J., Brailsford, D. F., & Bagley, S. R. Encapsulating and Manipulating Component Object Graphics (COGs) using SVG. Presented at ACM Symposium on Document Engineering (DocEng05)

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.