Diagnostic test utilizing human chorionic gonadotropin

Details Diagnostic test utilizing human chorionic gonadotropin Diagnostic test utilizing human chorionic gonadotropin

1977-12-19

1979-02-06

Reese, Robert M.

Chemistry: physical processes

Physical processes

Crystallization

424 12, G01N 3316

Patent

active

041382145

ABSTRACT:
A simple, sensitive, reliable and safe method and device for detecting pregnancy. The test involves concentration in the presence of polyvinylpyrrolidone by ultrafiltration of a sample of urine or serum from a subject; followed by determining the presence of human chorionic gonadotropin or of its .beta.-subunit in the concentrated sample.

REFERENCES:
patent: 3171783 (1965-03-01), Fisk
patent: 3955923 (1976-05-01), Asculai
patent: 4003988 (1977-01-01), Hoff et al.
patent: 4016250 (1977-04-01), Saxena
patent: 4071314 (1978-01-01), Prugnaud
Chemical Abstracts, 57: 1220f (1962).
R. Plan et al., Ann. Biol. Clin (Paris) 19, 169-170 (1961).

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