The method for preliminary extraction and isolation of opioid antigonist peptides of enzymatic hydrolysates from rice bran soluble protein was illuminated by ultrafiltration.

• 采用超滤法从米糠可溶性蛋白酶解物中初步分离提取类阿片拮抗肽,研究了错流方式的板式膜组件时间、压力、温度和料液浓度对膜通量的影响。