Fig. 2From: Development of Stabilized Growth Factor-Loaded Hyaluronate– Collagen Dressing (HCD) matrix for impaired wound healingThe biocompatibility of base materials of HCD matrix, in vitro, was confirmed by cytotoxicity assay of base materials such as F68, collagen and HA (a) and the HA was confirmed by agar overlay with various percentages; 0.5 %, 1 %, 1.5 %, and 2 % (b)Back to article page