Objective: to determine the amino acid composition and isoelectricpoint of porcine platelet-derived growth factor.
摘要目的:测定猪血小板衍生生长因子的氨基酸组成和等电点。
2
It is reported that a comparison with the different of extracting parasporal Crystal Protein of Bacillus thuringiensis between the liquid double-phase method and Isoelectricpoint method.
采用液体双相分层法和等电点沉淀法提取苏云金芽孢杆菌伴胞晶体蛋白。
3
A virus is negatively charged above its isoelectricpoint.