Papain-digested, anti-sperm-binding factor serum which has only a species-specific antibody, deprives the egg of fertilizability as well as does undigested serum. This effect is shown to be exerted by direct masking of species-specific sperm-binding sites on the vitelline layer by univalent antibodies.
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http://dx.doi.org/10.1111/j.1440-169X.1979.00431.x | DOI Listing |
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