Impermeability of pig placenta for antibodies |
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| Authors: | J Šterzl J Rejnek J Trávníček |
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| Institution: | (1) Department of Immunology, Institute of Microbiology, Czechoslovak Academy of Sciences, Prague 4 |
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| Abstract: | After passive immunization of pregnant swine 24 and 48 hours before delivery with isolated fraction of 7S gamma globulin or
with the whole serum of a high titer of antibodies to diphtheria and tetanus toxoid no traces of antibodies were detected
in newborn piglets by passive hemagglutination even if the globulin fraction of their sera was many times concentrated. |
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