(A) Percent resazurin reduction by NIH 3T3 cells proliferating on PGD or PLGA (control) at 1, 4, and 7 days. Photomicrographs of adherent cells on day 4 on (B) low cured PGD, (C) medium cured PGD, (D) high cured PGD, and (E) PLGA control. *p ≤ 0.05 vs. other conditions at day 1, **p ≤ 0.001 vs. other conditions at day 4, ***p ≤ 0.001 vs. other conditions at day 7.