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The impact of surface chemistry modification on macrophage polarisation (2016)
Journal Article
Rostam, H., Singh, S., Salazar, F., Magennis, P., Hook, A. L., Singh, T., …Ghaemmaghami, A. M. (2016). The impact of surface chemistry modification on macrophage polarisation. Immunobiology, 221(11), 1237-1246. https://doi.org/10.1016/j.imbio.2016.06.010

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.

Immunomodulation with self-crosslinked polyelectrolyte multilayer-based coatings (2016)
Journal Article
Knopf-Marques, H., Singh, S., Htwe, S. S., Wolfova, L., Buffa, R., Bacharouche, J., …Lavalle, P. (2016). Immunomodulation with self-crosslinked polyelectrolyte multilayer-based coatings. Biomacromolecules, 17(6), 2189-2198. https://doi.org/10.1021/acs.biomac.6b00429

This study aims to design an optimal polyelectrolyte multilayer film of poly-L-lysine (PLL) and hyaluronic acid(HA) as an anti-inflammatory cytokine release system in order to decrease the implant failure due to any immune reactions. The chemical mod... Read More about Immunomodulation with self-crosslinked polyelectrolyte multilayer-based coatings.

Engineering Immunomodulatory Biomaterials To Tune the Inflammatory Response (2016)
Journal Article
Vishwakarma, A., Bhise, N. S., Evangelista, M. B., Rouwkema, J., Dokmeci, M. R., Ghaemmaghami, A. M., …Khademhosseini, A. (2016). Engineering Immunomodulatory Biomaterials To Tune the Inflammatory Response. Trends in Biotechnology, 34(6), 470-482. https://doi.org/10.1016/j.tibtech.2016.03.009

Current state-of-the-art biomedical implants and tissue engineering methods promise technologies to improve or even restore the function of diseased organs. However, one of the biggest challenges to clinical success is the lack of functional integrat... Read More about Engineering Immunomodulatory Biomaterials To Tune the Inflammatory Response.

Delivery strategies to control inflammatory response: Modulating M1–M2 polarization in tissue engineering applications (2016)
Journal Article
Alvarez, M. M., Liu, J. C., Trujillo-de Santiago, G., Cha, B. H., Vishwakarma, A., Ghaemmaghami, A. M., & Khademhosseini, A. (2016). Delivery strategies to control inflammatory response: Modulating M1–M2 polarization in tissue engineering applications. Journal of Controlled Release, 240, 349-363. https://doi.org/10.1016/j.jconrel.2016.01.026

Macrophages are key players in many physiological scenarios including tissue homeostasis. In response to injury, typically the balance between macrophage sub-populations shifts from an M1 phenotype (pro-inflammatory) to an M2 phenotype (anti-inflamma... Read More about Delivery strategies to control inflammatory response: Modulating M1–M2 polarization in tissue engineering applications.

The mannose receptor negatively modulates the Toll-like receptor 4–aryl hydrocarbon receptor–indoleamine 2,3-dioxygenase axis in dendritic cells affecting T helper cell polarization (2015)
Journal Article
Salazar, F., Hall, L., Negm, O. H., Awuah, D., Tighe, P. J., Shakib, F., & Ghaemmaghami, A. M. (2016). The mannose receptor negatively modulates the Toll-like receptor 4–aryl hydrocarbon receptor–indoleamine 2,3-dioxygenase axis in dendritic cells affecting T helper cell polarization. Journal of Allergy and Clinical Immunology, 137(6), 1841-1851.e2. https://doi.org/10.1016/j.jaci.2015.10.033

Background: Dendritic cells (DCs) are key players in the induction and re-elicitation of TH2 responses to allergens. We have previously shown that different C-type lectin receptors on DCs play a major role in allergen recognition and uptake. In parti... Read More about The mannose receptor negatively modulates the Toll-like receptor 4–aryl hydrocarbon receptor–indoleamine 2,3-dioxygenase axis in dendritic cells affecting T helper cell polarization.

Adapting the electrospinning process to provide three unique environments for a tri-layered in vitro model of the airway wall (2015)
Journal Article
Bridge, J. C., Aylott, J. W., Brightling, C. E., Ghaemmaghami, A. M., Knox, A. J., Lewis, M. P., …Morris, G. E. (2015). Adapting the electrospinning process to provide three unique environments for a tri-layered in vitro model of the airway wall. Journal of Visualized Experiments, 101, Article e52986. https://doi.org/10.3791/52986

Electrospinning is a highly adaptable method producing porous 3D fibrous scaffolds that can be exploited in in vitro cell culture. Alterations to intrinsic parameters within the process allow a high degree of control over scaffold characteristics inc... Read More about Adapting the electrospinning process to provide three unique environments for a tri-layered in vitro model of the airway wall.

TLR2 stimulation regulates the balance between regulatory T cell and Th17 function: A novel mechanism of reduced regulatory T cell function in multiple sclerosis (2015)
Journal Article
Nyirenda, M. H., Morandi, E., Vinkemeier, U., Constantin-Teodosiu, D., Drinkwater, S., Mee, M., …Gran, B. (2015). TLR2 stimulation regulates the balance between regulatory T cell and Th17 function: A novel mechanism of reduced regulatory T cell function in multiple sclerosis. Journal of Immunology, 194(12), 5761-5774. https://doi.org/10.4049/jimmunol.1400472

CD4+ CD25hi FOXP3+ regulatory T cells (Tregs) maintain tolerance to self-Ags. Their defective function is involved in the pathogenesis of multiple sclerosis (MS), an inflammatory demyelinating disease of the CNS. However, the mechanisms of such defec... Read More about TLR2 stimulation regulates the balance between regulatory T cell and Th17 function: A novel mechanism of reduced regulatory T cell function in multiple sclerosis.

TLR2 Stimulation Regulates the Balance between Regulatory T Cell and Th17 Function: A Novel Mechanism of Reduced Regulatory T Cell Function in Multiple Sclerosis (2015)
Journal Article
Nyirenda, M. H., Morandi, E., Vinkemeier, U., Constantin-Teodosiu, D., Drinkwater, S., Mee, M., …Gran, B. (2015). TLR2 Stimulation Regulates the Balance between Regulatory T Cell and Th17 Function: A Novel Mechanism of Reduced Regulatory T Cell Function in Multiple Sclerosis. Journal of Immunology, 194(12), 5761-5774. https://doi.org/10.4049/%E2%80%8Bjimmunol.1400472

CD4+CD25hi FOXP3+ regulatory T cells (Tregs) maintain tolerance to self-Ags. Their defective function is involved in the pathogenesis of multiple sclerosis (MS), an inflammatory demyelinating disease of the CNS. However, the mechanisms of such defect... Read More about TLR2 Stimulation Regulates the Balance between Regulatory T Cell and Th17 Function: A Novel Mechanism of Reduced Regulatory T Cell Function in Multiple Sclerosis.

A Janus-paper PDMS platform for air-liquid interface cell culture applications (2015)
Journal Article
Rahimi, R., Ochoa, M., Donaldson, A., Parupudi, T., Dokmeci, M. R., Khademhosseini, A., …Ziaie, B. (2015). A Janus-paper PDMS platform for air-liquid interface cell culture applications. Journal of Micromechanics and Microengineering, 25(5), Article 055015. https://doi.org/10.1088/0960-1317/25/5/055015

© 2015 IOP Publishing Ltd. A commercially available Janus paper with one hydrophobic (polyethylene-coated) face and a hygroscopic/hydrophilic one is irreversibly bonded to a polydimethylsiloxane (PDMS) substrate incorporating microfluidic channels vi... Read More about A Janus-paper PDMS platform for air-liquid interface cell culture applications.

Photocrosslinkable Gelatin Hydrogel for Epidermal Tissue Engineering (2015)
Journal Article
Zhao, X., Lang, Q., Yildirimer, L., Lin, Z. Y., Cui, W., Annabi, N., …Khademhosseini, A. (2016). Photocrosslinkable Gelatin Hydrogel for Epidermal Tissue Engineering. Advanced Healthcare Materials, 5(1), 108-118. https://doi.org/10.1002/adhm.201500005

Natural hydrogels are promising scaffolds to engineer epidermis. Currently, natural hydrogels used to support epidermal regeneration are mainly collagen- or gelatin-based, which mimic the natural dermal extracellular matrix but often suffer from insu... Read More about Photocrosslinkable Gelatin Hydrogel for Epidermal Tissue Engineering.

Nuclear trafficking, histone cleavage and induction of apoptosis by the meningococcal App and MspA autotransporters (2015)
Journal Article
Khairalla, A. S., Omer, S. A., Mahdavi, J., Aslam, A., Dufailu, O. A., Self, T., …Ala'Aldeen, D. A. (2015). Nuclear trafficking, histone cleavage and induction of apoptosis by the meningococcal App and MspA autotransporters. Cellular Microbiology, 17(7), 1008-1020. https://doi.org/10.1111/cmi.12417

Neisseria meningitidis, a major cause of bacterial meningitis and septicaemia, secretes multiple virulence factors, including the adhesion and penetration protein (App) and meningococcal serine protease A (MspA). Both are conserved, immunogenic, type... Read More about Nuclear trafficking, histone cleavage and induction of apoptosis by the meningococcal App and MspA autotransporters.

Microfluidics for advanced drug delivery systems (2015)
Journal Article
Riahi, R., Tamayol, A., Shaegh, S. A. M., Ghaemmaghami, A. M., Dokmeci, M. R., & Khademshosseini, A. (2015). Microfluidics for advanced drug delivery systems. Current Opinion in Chemical Engineering, 7, 101-112. https://doi.org/10.1016/j.coche.2014.12.001

©2015 Elsevier Ltd. All rights reserved. Considerable efforts have been devoted toward developing effective drug delivery methods. Microfluidic systems, with their capability for precise handling and transport of small liquid quantities, have emerged... Read More about Microfluidics for advanced drug delivery systems.

Impact of surface chemistry and topography on the function of antigen presenting cells (2015)
Journal Article
Rostam, H. M., Singh, S., Vrana, N. E., Alexander, M. R., & Ghaemmaghami, A. M. (2015). Impact of surface chemistry and topography on the function of antigen presenting cells. Biomaterials Science, 3(3), 424-441. https://doi.org/10.1039/c4bm00375f

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.

Surgical materials: Current challenges and nano-enabled solutions (2014)
Journal Article
Annabi, N., Tamayol, A., Shin, S. R., Ghaemmaghami, A. M., Peppas, N. A., & Khademhosseini, A. (2014). Surgical materials: Current challenges and nano-enabled solutions. Nano Today, 9(5), 574-589. https://doi.org/10.1016/j.nantod.2014.09.006

© 2014 Elsevier Ltd. All rights reserved. Surgical adhesive biomaterials have emerged as substitutes to sutures and staples in many clinical applications. Nano-enabled materials containing nanoparticles or having a distinct nanotopography have been u... Read More about Surgical materials: Current challenges and nano-enabled solutions.

Human airway smooth muscle maintain in situ cell orientation and phenotype when cultured on aligned electrospun scaffolds (2014)
Journal Article
Morris, G., Bridge, J., Eltboli, O., Lewis, M., Knox, A., Aylott, J. W., …Rose, F. R. (2014). Human airway smooth muscle maintain in situ cell orientation and phenotype when cultured on aligned electrospun scaffolds. AJP - Lung Cellular and Molecular Physiology, 307(1), Article L38-L47. https://doi.org/10.1152/ajplung.00318.2013

Human airway smooth muscle (HASM) contraction plays a central role in regulating airway resistance in both healthy and asthmatic bronchioles. In vitro studies that investigate the intricate mechanisms that regulate this contractile process are predom... Read More about Human airway smooth muscle maintain in situ cell orientation and phenotype when cultured on aligned electrospun scaffolds.

A novel electrospun biphasic scaffold provides optimal three-dimensional topography forin vitroco-culture of airway epithelial and fibroblast cells (2014)
Journal Article
Morris, G., Bridge, J., Brace, L., Knox, A., Aylott, J. W., Brightling, C., …Rose, F. R. (2014). A novel electrospun biphasic scaffold provides optimal three-dimensional topography forin vitroco-culture of airway epithelial and fibroblast cells. Biofabrication, 6(3), Article 035014. https://doi.org/10.1088/1758-5082/6/3/035014

Conventional airway in vitro models focus upon the function of individual structural cells cultured in a two-dimensional monolayer, with limited three-dimensional (3D) models of the bronchial mucosa. Electrospinning offers an attractive method to pro... Read More about A novel electrospun biphasic scaffold provides optimal three-dimensional topography forin vitroco-culture of airway epithelial and fibroblast cells.

Direct-write bioprinting of cell-laden methacrylated gelatin hydrogels (2014)
Journal Article
Bertassoni, L. E., Cardoso, J. C., Manoharan, V., Cristino, A. L., Bhise, N. S., Araujo, W. A., …Khademhosseini, A. (2015). Direct-write bioprinting of cell-laden methacrylated gelatin hydrogels. Biofabrication, 6(2), 1-11. https://doi.org/10.1088/1758-5082/6/2/024105

Fabrication of three dimensional (3D) organoids with controlled microarchitectures has been shown to enhance tissue functionality. Bioprinting can be used to precisely position cells and cell-laden materials to generate controlled tissue architecture... Read More about Direct-write bioprinting of cell-laden methacrylated gelatin hydrogels.

Immunocompetent 3D model of human upper airway for disease modeling and in vitro drug evaluation (2014)
Journal Article
Harrington, H., Cato, P., Salazar, F., Wilkinson, M., Knox, A., Haycock, J. W., …Ghaemmaghami, A. M. (2014). Immunocompetent 3D model of human upper airway for disease modeling and in vitro drug evaluation. Molecular Pharmaceutics, 11(7), 2082-2091. https://doi.org/10.1021/mp5000295

The development of more complex in vitro models for the assessment of novel drugs and chemicals is needed because of the limited biological relevance of animal models to humans as well as ethical considerations. Although some human-cell-based assays... Read More about Immunocompetent 3D model of human upper airway for disease modeling and in vitro drug evaluation.

An investigation into IgE-facilitated allergen recognition and presentation by human dendritic cells (2013)
Journal Article
Sharquie, I. K., Al-Ghouleh, A., Fitton, P., Clark, M. R., Armour, K. L., Sewell, H. F., …Ghaemmaghami, A. M. (2013). An investigation into IgE-facilitated allergen recognition and presentation by human dendritic cells. BMC Immunology, 14(Decemb), Article 12. https://doi.org/10.1186/1471-2172-14-54

Background: Allergen recognition by dendritic cells (DCs) is a key event in the allergic cascade leading to production of IgE antibodies. C-type lectins, such as the mannose receptor and DC-SIGN, were recently shown to play an important role in the u... Read More about An investigation into IgE-facilitated allergen recognition and presentation by human dendritic cells.