Sperm chemotaxis in the hydromedusae. II. Some chemical properties of the sperm attractants
β Scribed by R. L. Miller
- Publisher
- Springer-Verlag
- Year
- 1979
- Tongue
- English
- Weight
- 862 KB
- Volume
- 53
- Category
- Article
- ISSN
- 0025-3162
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
The eggs of Lobophytum crassum Von Marenzeller, 1886, collected at Magnetic Island (19~ 146~ in October or November between 1983 and 1993, contained significant amounts (6% dry weight) of (-)-epi-thunbergol, in addition to other terpenoid metabolites also present in the parent colony. (-)-Epi-thunb
## Abstract The sperm attractant of the forcipulate starfish __Pycnopodia helianthoides__ has been isolated by sea water extraction from ripe ovaries. After concentration and purification by adsorption and desorption using an Amberlite resin followed by gel filtration chromatography, the most activ
## Abstract Sperm penetration of zonae and fertilization of mouse eggs in vitro was studied as a function of sperm concentration over the range 10^3^β10^6^ cells/ml. Maximal fertilization was obtained at 10^5^ sperm/ml with markedly reduced levels seen at lower concentrations. Eggs inseminated at l