The effects of lymphokines and activated neutrophils on the development of mouse embryos and the in-vitro penetration of zona-free hamster eggs by human spermatazoa
β Scribed by Zaharoula Karamanos; Alan C Menge
- Book ID
- 119090812
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 72 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0165-0378
No coin nor oath required. For personal study only.
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## Abstract Zonaβfree eggs were introduced to fresh or preincubated sperm suspensions and the penetration of eggs by foreign spermatozoa was examined, as evidenced by enlargement of the sperm head and formation of the male pronucleus. It was found that zonaβfree hamster eggs can be penetrated by gu
## Abstract When goat spermatozoa were preincubated for 5β5.5 hr in the isolated uterus and oviduct from a maturing gilt, they developed the ability to penetrate zonaβfree hamster eggs in vitro. Overall penetration rates were 17% and 0%, respectively, 1 hr after insemination, and these increased to