Optimization of Papain-Catalyzed Deproteinization of Polysaccharide from Portulaca oleracea L. by Response Surface Methodology
HU Qingjuan, WU Guangjie, NIU Qingchuan, BAI Shuyu, HE Wenjie, SONG Hao, LI Yuping
FOOD SCIENCE . 2018, (20): 246 -252 .  DOI: 10.7506/spkx1002-6630-201820036