The determination of the concentrattion of spermatozoa in fowl and bull semen
โ Scribed by Shaffner, Clyne S. ;Andrews, Frederick N.
- Publisher
- John Wiley and Sons
- Year
- 1943
- Tongue
- English
- Weight
- 492 KB
- Volume
- 86
- Category
- Article
- ISSN
- 0003-276X
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๐ SIMILAR VOLUMES
## Abstract Adenosine triphosphatase (ATPase) activity of flagella isolated from ejaculated bull sperm was solubilized by 5 min exposure to 0.6 M KC1 at 4ยฐC. ATPase activity in the flagellar extract was characterized with respect to enzyme, substrate, activator ion, salt, and hydrogen ion concentra
The motility of intact fowl spermatozoa was vigorous at 25ะC, but decreased gradually following the addition of 0-100 M โค-carotene in a dose-dependent manner. Even in the presence of stimulators of fowl sperm motility, such as Ca 2ฯฉ or calyculin A, the motility of intact spermatozoa at both 25 and 4