EFFICIENT PRODUCTION OF CHICKEN EGG-YOLK ANTIBODIES AGAINST A CONSERVED MAMMALIAN PROTEIN

被引:309
作者
GASSMANN, M [1 ]
THOMMES, P [1 ]
WEISER, T [1 ]
HUBSCHER, U [1 ]
机构
[1] UNIV ZURICH, DEPT PHARMACOL & BIOCHEM, CH-8057 ZURICH, SWITZERLAND
关键词
Chicken antibodies; Conserved protein; Egg yolk; IgY; Proliferating cell nuclear antigen;
D O I
10.1096/fasebj.4.8.1970792
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The egg yolk of immunized chicken is a rich and inexpensive source of specific polyclonal antibodies. In this paper we show that 20-30 μg of a highly conserved mammalian protein, as exemplified by proliferating cell nuclear antigen, are sufficient to induce an immune response. Immunoblot analysis revealed that specific antibodies appeared 20 days after immunization, reached a plateau after 30 days, and remained high until at least day 81. A total amount of 4 g immunoglobulin was extracted from 62 eggs of one immunized hen, yielding approximately 130 mg of specific antibodies.
引用
收藏
页码:2528 / 2532
页数:5
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