it is better to obtain rice protein isolate from rice dreg by purification than by alkali-extraction.
从米渣中获得大米分离蛋白方法不宜用堿法提取而应该是纯化;
cystine quantity in rice dreg glutelin(rdg) decreases by 23% compared with that in rdp, which suggests cystine play an important role in rice dreg protein solubility.