Fig. 4From: Characterization, antimicrobial and cytotoxic activity of polymer blends based on chitosan and fish collagenCytotoxicity assay in mouse fibroblast cells. NaOH: blend produced in sodium hydroxide precipitating solution; NaCl: mixture produced in sodium chloride precipitating solution; NaOH/ NaCl: mixture produced in precipitating solution combined with sodium hydroxide and sodium chlorideBack to article page