Purification of human chorionic gonadotropin .beta.-core molecul

Chemistry: analytical and immunological testing – Immunochemical pregnancy determination

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436518, 436536, 436547, 436548, 436808, 436813, 436814, 436818, 53038824, 5303892, 5303913, C07K 1626, G01N 33531

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054459680

ABSTRACT:
The present invention relates to the purification of the human chorionic gonadotropin .beta.-core molecule which can then be used as the antigen in the preparation of antibodies to the .beta.-core molecule. The combination of the purified .beta.-core molecule and the antibodies can be used in an immunoassay kit to measure .beta.-core molecules in the presence of structurally similar molecules, i.e., hCG, LH, hCG.beta.-subunit and LH.beta.-subunit. Measurement of the .beta.-core molecule is particularly useful in testing for pregnancy and many malignancies.

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