Inhibition of fertilization in eggs of marine animals by means of acid
β Scribed by Tyler, Albert ;Scheer, Bradley T.
- Publisher
- John Wiley and Sons
- Year
- 1937
- Tongue
- English
- Weight
- 907 KB
- Volume
- 75
- Category
- Article
- ISSN
- 0022-104X
No coin nor oath required. For personal study only.
β¦ Synopsis
ONB PLATE (TWEtVE FIQU&ES) 'Part of this work was done at the Station Biologique in %scoff and at the Stazione Zoologica in Naples. The work at the latter station was done during tenure of a National Research Council fellowship by the senior author. The senior author is indebted to director Ch. Perez and to Dr. G. Tessier of the ROSCOff station m d to director R. Dohrn and Dr. β¬3. Ranei of the Naples station for the courtesies extended him.
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## Abstract In vitro fertilization of rat and mouse eggs by ejaculated or epididymal spermatozoa in chemically defined media was studied. Penetration rates by ejaculated sperm was very low (0 to 8%) in the rat, but 11 to 41% of eggs were penetrated by ejaculated sperm in the mouse. The optimal conc
## Abstract The fertilization __in vitro__ of mouse eggs with intact zonae pellucidae by mouse cauda epididymal spermatozoa was inhibited in a concentrationβdependent fashion by 3βquinuclidinyl benzilate (QNB), normally used as a specific antagonist for the muscarinic class of cholinergic receptors