## Abstract Ascidian eggs are surrounded by a noncellular layer and two cellular layers, which are penetrated by sperm. Three sperm surface proteases are essential for fertilization of eggs from the stolidobranch ascidian __Halocynthia__: spermosin, acrosin, and the proteasome. In the phlebobranch
โฆ LIBER โฆ
Interspecific Fertilization in Ascidians
โ Scribed by MINGANTI, ANTONIO
- Book ID
- 109556696
- Publisher
- Nature Publishing Group
- Year
- 1948
- Tongue
- English
- Weight
- 300 KB
- Volume
- 161
- Category
- Article
- ISSN
- 0028-0836
- DOI
- 10.1038/161643a0
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