Presenter Information

Kara Spiller, Drexel University

Location

Cherry Auditorium, Kirl Hall

Start Date

11-19-2015 1:00 PM

Description

The inflammatory response plays a major role in the body’s response to injury, disease, or implantation of a biomaterial. When the inflammatory response functions normally, it can be a powerful force that promotes tissue repair and regeneration, but when it goes awry, disease takes hold and healing is impaired. The goal of the Biomaterials and Regenerative Medicine Laboratory at Drexel University is to understand the mechanisms by which the inflammatory response orchestrates successful tissue regeneration and to develop novel biomaterial strategies that apply these principles to situations in which tissue regeneration is impaired. In particular, we focus on the behavior of the macrophage, which can rapidly change behavior in response to environmental stimuli to promote inflammation (M1), tissue deposition (M2a), or remodeling (M2c). Through their dynamic phenotypic changes, macrophages function as major regulators of healing. In this talk, we will focus on our work to track macrophage phenotype changes in the healing (or lack thereof) of human chronic diabetic foot ulcers, which holds potential to allow a personalized medicine approach to wound care. We will also discuss novel drug delivery strategies that harness macrophage behavior to promote tissue regeneration and healing in a diverse array of tissues.

Speaker Bio

Dr. Kara Spiller is an Assistant Professor in Drexel University's School of Biomedical Engineering, Science, and Health Systems. A member of the first class of Drexel's accelerated BS/PhD program, Dr. Spiller received bachelor's and master's degrees in biomedical engineering from Drexel University in 2007. As an NSF Graduate Research Fellow, she conducted her doctoral research in the design of semi-degradable hydrogels for the repair of articular cartilage in the Biomaterials and Drug Delivery Laboratory at Drexel (PI: A. Lowman) and in the Shanghai Key Tissue Engineering Laboratory of Shanghai Jiao Tong University (PI: W. Liu). After completing her PhD in 2010, she conducted research in the design of scaffolds for bone tissue engineering on a Fulbright fellowship in the Biomaterials, Biodegradables, and Biomimetics (the 3Bs) Research Group at the University of Minho in Guimaraes, Portugal (PI: R.L Reis). She then conducted postdoctoral studies towards the development of immunomodulatory biomaterials for bone regeneration in the Laboratory for Stem Cells and Tissue Engineering at Columbia University (PI: G. Vunjak-Novakovic), before returning to Drexel in 2013. Her current research interests include cell-biomaterial interactions, the design of immunomodulatory biomaterials, and international engineering education.

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Nov 19th, 1:00 PM

Harnessing the Inflammatory Response for Tissue Regeneration

Cherry Auditorium, Kirl Hall

The inflammatory response plays a major role in the body’s response to injury, disease, or implantation of a biomaterial. When the inflammatory response functions normally, it can be a powerful force that promotes tissue repair and regeneration, but when it goes awry, disease takes hold and healing is impaired. The goal of the Biomaterials and Regenerative Medicine Laboratory at Drexel University is to understand the mechanisms by which the inflammatory response orchestrates successful tissue regeneration and to develop novel biomaterial strategies that apply these principles to situations in which tissue regeneration is impaired. In particular, we focus on the behavior of the macrophage, which can rapidly change behavior in response to environmental stimuli to promote inflammation (M1), tissue deposition (M2a), or remodeling (M2c). Through their dynamic phenotypic changes, macrophages function as major regulators of healing. In this talk, we will focus on our work to track macrophage phenotype changes in the healing (or lack thereof) of human chronic diabetic foot ulcers, which holds potential to allow a personalized medicine approach to wound care. We will also discuss novel drug delivery strategies that harness macrophage behavior to promote tissue regeneration and healing in a diverse array of tissues.