应用考马斯亮蓝法测定总蛋白含量
李娟,张耀庭,曾伟,罗璇,廖长春
摘要(Abstract):
目的 应用考马斯亮蓝法检测总蛋白含量。方法 应用考马斯亮蓝法与凯氏法和Lowry法同时 进行不同生物制品的总蛋含量检测。结果 考马斯亮蓝法操作简便,灵敏度高,重复性好,测定蛋白的线性范围为 5~25ug,r= 0.9995,n=5,平均回收率为101.3%。结论 考马斯亮蓝法是检测生物制品总蛋白含量的理想方法。
关键词(KeyWords):
考马斯亮蓝(CBB);总蛋白含量;凯氏法;Lowry法
基金项目(Foundation):
作者(Author):
李娟,张耀庭,曾伟,罗璇,廖长春
DOI: 10.13200/j.cjb.2000.02.118.lij.024
参考文献(References):
- 1卢锦汉,章以浩,赵铠,等.医学生物制品学.北京:人民卫生出版社,1994.
- 2 Thomas S. Refimement of the Coomassie Blue Method of Proteim Quanti- tation Anal. Bichem, 1978,86: 142-146.
- 3 Splittgerber AG,Julie S. Nonlinearty in ProteinAssays by the CoomassieBlue Dye-Binding Method. Anal Biochem,1989, 179: 198-201.
- 4 Thomas M, Katherime MW. Coomassie Blue Pritein Dye-Binding Assays Measure Formation of an Insoluble Protin-Dye Complex. Anal Biochem,1992,204: 107-109.
- 5 Michael F, Jean-Francois J, Michaek M. Comparison of the Coomassiebrilliant blue,bicinchoninic acid and Lowryquantitaiton assys,using non- glycosylated and glyeosylatedproteins.J Biochemi Biophy Methods, 1992,24:265-274.