antiserum, specific method for the determination radioimmunologica of human chorionic gonadotrophin in the presence of luteinizing hormone

摘要

1369582 Pregnancy test ISTITUTO FARMACOLOGICO SERONO SpA 13 July 1973 [17 July 1972] 33430/73 Heading G1B [Also in Division A5] A method of determining pregnancy in a subject comprises providing anti-human chorionic gonadotropin - # serum absorbed with human chorionic gonadotropin - and a radio-immunologically labelled human chorionic gonadotropin - # system and determining the degree of inhibition produced by a urine specimen from the subject as the radio-immunological reaction between the components of said system, the observed inhibition being due to human chorionic gonadotropin. Pregnancy is ascertained when the inhibition is greater than 20%. The human chorionic gonadotropin - # system is preferably labelled with SP125/SPI.