2:45 PM. 54. Growth Factor-free Synthetic Hydrogel Enhances Marginal Corrective Dose of SC-Islets in the Gonadal Fat Pad of Diabetic Immune Deficient Mice.Sophia Kioulaphides, B.S., M.S.1, Angelica Torres1, Michael Hunckler, PhD1, Nathaniel Hogrebe, PhD2, Graham Barber, Research Technician1, Jeffrey Millman, Professor3, Esma Yolcu4, Haval Shirwan, Professor4, Andrés García, PhD1 1Georgia Institute of Technology, 2Washington University St. Louis, 3Washington University, St. Louis, 4University of Missouri