Abstract
THE use of a hæmagglutination inhibition reaction for the diagnosis of pregnancy in women was reported by Wide and Gemzell1 and Wide2. In this reaction human chorionic gonadotrophin (HCG) inhibited the agglutination of stable HCG-coated blood cells. The same immunological technique was applied for the assay of pregnant mare serum gonadotrophin (PMS) and was used as a pregnancy diagnosis test in mares. Sera from pregnant mares containing elevated levels of gonadotrophin inhibited an agglutination reaction of PMS-coated formalinized erythrocytes in the presence of PMS anti-serum, while sera from non-pregnant mares did not give this reaction.
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References
Wide, L., and Gemzell, C. A., Acta Endocrinol., 35, 261 (1960).
Wide, L., Acta Endocrinol., Suppl. 70 (1962).
Aschheim, S., and Zondek, B., Klin. Wschr., 6, 1322 (1927).
Cole, H. H., and Hart, G. H., Amer. J. Physiol., 93, 57 (1930).
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WIDE, M., WIDE, L. Diagnosis of Pregnancy in Mares by an Immunological Method. Nature 198, 1017–1018 (1963). https://doi.org/10.1038/1981017a0
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DOI: https://doi.org/10.1038/1981017a0
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