Rate of sperm travel and time of ovulation in sheep
โ Scribed by Schott, Ralph George ;Phillips, Ralph Wesley
- Publisher
- John Wiley and Sons
- Year
- 1941
- Tongue
- English
- Weight
- 467 KB
- Volume
- 79
- Category
- Article
- ISSN
- 0003-276X
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Rabbit eggs 11-18 hours after mating were incubated with tritiated thymidine for 30 minutes, fixed in osmium tetroxide and prepared for autoradiography. DNA synthesis in both pronuclei takes place between 3-6 hours after fertilization. The presynthetic and synthetic periods are short, followed by a