A DROSOPHILA MALE ACCESSORY-GLAND PROTEIN THAT IS A MEMBER OF THE SERPIN SUPERFAMILY OF PROTEINASE-INHIBITORS IS TRANSFERRED TO FEMALES DURING MATING

被引:60
作者
COLEMAN, S [1 ]
DRAHN, B [1 ]
PETERSEN, G [1 ]
STOLOROV, J [1 ]
KRAUS, K [1 ]
机构
[1] LUTHER COLL,DEPT BIOL,DECORAH,IA 52101
关键词
ACCESSORY GLAND; SERPINS; GENE REGULATION; MATING; FERTILITY;
D O I
10.1016/0965-1748(94)00055-M
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
Accessory gland peptide 76A, (Acp76A), belongs to the serpin superfamily of proteins (serine protease inhibitors). Acp76A is a secreted protein synthesized only in the Drosophila melanogaster adult male accessory gland. Accumulation of the protein in males is first detected with polyclonal antibodies at 1 day after eclosion. The level of the protein in virgin males reaches a peak 5-8 days post-eclosion, and remains constant for at least 20 days. Upon mating the amount of Acp76A in males drops dramatically, but recovers by 24 h after mating. Immediately after mating the Acp76A is found in the female uterus. By 6 h after mating the amount of Acp76A detected in females is drastically reduced.
引用
收藏
页码:203 / 207
页数:5
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