Figure 4From: Biocompatibilities and biodegradation of poly(3-hydroxybutyrate-co-3-hydroxyvalerate)s produced by a model metabolic reaction-based system The production of TGF-β-1 and IL-8 from (A) L292 mouse connective tissue, (B) human dermal fibroblast and (C) Saos-2 human osteosarcoma cells when grown separately on films composed of PHB and random and putative block PHBVs for 7 days. White bars, TGF-β-1; grey bars, IL-8.Back to article page