Cookies on Animal Science Database

Like most websites we use cookies. This is to ensure that we give you the best experience possible.


Continuing to use  means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

Animal Science Database

Supporting your research in animal production, welfare and health

 Sign up to receive our Veterinary & Animal Sciences eNewsletter, book alerts and offers direct to your inbox.

Results per page:

Search results


Females of strain ICR were inseminated 1.5 h after ovulation with spermatozoa from DBA/2N, CF1 or C57BL/6N ♂♂, using sperm concentrations of 2 × 106 to 8× 106/µl. Eggs recovered from ♀♀ killed at intervals after insemination were examined for evidence of penetration. The intervals from insemination ...

Robl, J. M.; Dziuk, P. J.
Journal of Experimental Zoology, 1987, 242, 2, pp 181-187