218. Nanometer-Scale Assembly and High-Throughput Screening of Bispecific T Cell Engaging Cytokine (BiTEokine) Immunotherapies, Priscilla Do, PhD1, Lacey Perdue1, Curtis Henry, PhD2,3, Christopher Porter, MD2,3, Erik Dreaden, PhD1,2,31Georgia Institute of Technology, Atlanta, GA, USA, 2Emory School of Medicine, Atlanta, GA, USA, 3Winship Cancer Institute of Emory University, Atlanta, GA, USA

219. Comparison of Immunoisolation Platforms for Pancreatic Islet Transplantation: Polyethylene Glycol Conformal Coating, Alginate Single and Double Capsules, Teresa De Toni1,2, Aaron Stock1,2, Floriane Devaux1, Susan Safley3, Collin Weber3, Oscar Alcazar2, Noel Ziebarth1, Peter Buchwald2,4, Alice Tomei1,21Department of Biomedical Engineering, University of Miami, Coral Gables, FL, USA, 2Diabetes Research Institute, University of Miami, Miami, FL, USA, 3Department of Surgery, Emory University, Atlanta, GA, USA, 4Department of Molecular and Cellular Pharmacology, University of Miami, Miami, FL, USA

220. Real-time Imaging of Macrophage Immunotherapy Using a Novel Nitric Oxide Nanoreporter, Anujan Ramesh1,2, Sahana Kumar2, Anthony Brouillard2, Dipika Nandi3, Ashish Kulkarni1,2,3,41University of Massachusetts, Amherst, MA, USA, 2University of Massachusetts Amherst, Amherst, MA, USA, 3UMass Amherst, Amherst, MA, USA, 4Umass, Amherst, MA, USA

221. Dual Inhibition of CSF1R and MAPK Pathways Using Supramolecular Nanoparticles Enhances Macrophage Immunotherapy, Anthony Brouillard, Anujan Ramesh, Sahana Kumar, Dipika Nandi, Ashish Kulkarni, PhDUniversity of Massachusetts, Amherst, Amherst, MA, USA

222. Thy-1 negative fibroblasts are an immuno-responsive subpopulation critical for biomaterial-mediated fibrosis, Daniel Abebayehu, PhD, Grace Bingham, Andrew Miller, Donald Griffin, PhD, Thomas Barker, PhDUniversity of Virginia, Charlottesville, VA, USA