Relaxin secretion in early pregnancy.

Abstract:

:Relaxin is a peptide hormone produced solely by the corpus luteum of pregnant women. Extracts of human pregnancy corpora lutea have relaxin activity in bioassay systems. This activity can be measured in a heterologous porcine radioimmunoassay (RIA). Immunoreactive relaxin was undetectable in the RIA in 51 nonpregnant women. In conception cycles, relaxin immunoactivity is detectable in peripheral blood by the time of the missed menses. Relaxin detection may be used as a pregnancy test. Relaxin may be an important luteal factor, together with progesterone, in early pregnancy maintenance.

journal_name

Obstet Gynecol

authors

Quagliarello J,Steinetz BG,Weiss G

subject

Has Abstract

pub_date

1979-01-01 00:00:00

pages

62-3

issue

1

eissn

0029-7844

issn

1873-233X

journal_volume

53

pub_type

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