In this paper,the preparation of tilapia skin collagen enzymic hydrolysates,the antioxidant properties in vitro of tilapia skin collagen hydrolysates,and the purification of superoxide radical scavenging active peptides from tilapia skin collagen hydrolysates were investigated.
(1)The tilapia skin was dealed with acid solution and alkali solution. then rinsed with distilled water at 45℃for 12h.The supernatant was lyophilized and referred as the tilapia skin collagen.The yield of co]...