inhibin

(redirected from Inhibin A)
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Related to Inhibin A: Inhibin B

in·hib·in

 (ĭn-hĭb′ĭn)
n.
A peptide hormone secreted by the follicular cells of the ovary and the Sertoli cells of the testis that inhibits secretion of follicle-stimulating hormone from the anterior pituitary.

inhibin

(ɪnˈhɪbɪn)
n
(Biology) biology a peptide hormone, produced by both the ovary and the testis, that inhibits (and thus regulates) the production of FSH (follicle-stimulating hormone)

in•hib•in

(ɪnˈhɪb ɪn)
n.
a male hormone that acts on the pituitary gland to limit the secretion of FSH.
[1980–85; inhib (it) + -in1]
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References in periodicals archive ?
And inhibin A (INHA) is the dimmer of alpha and beta-A (de Kretser et al.
The control includes AFP, Free Estriol, hCG and Inhibin A, making it ideal for laboratories performing triple or quadruple marker screening.
Inhibin A, inhibin B, follcle-stimulating hormone, luteinizing hormone, estradiol, and sex hormone-binding globulin levels in healthy infant girls.
Contract notice: Provision of ~reagents, calibrators and controls for the determination of markers anti mullerian hormone fertility, inhibin a and b by enzyme-linked immunosorbent elisa technology, and related services "for all establishments of public assistance - paris hospitals .
Of four markers studied, inhibin A was the only one associated with the risk of stillbirth after adjustment for the other markers and risk factors known before pregnancy But elevated levels of this marker alone had a positive likelihood ratio of just 5.
Serum inhibin A and inhibin B in healthy prepubertal, pubertal, and adolescent girls and adult women: relation to age, stage of puberty, menstrual cycle, follicle-stimulating hormone, luteinizing hormone, and estradiol levels.
Seventy-nine matched case-control sets of maternal serum samples (each Down syndrome case matched to 5 controls) from 11 through 13 completed weeks of gestation were taken and assayed for levels of free beta-hCG, total hCG, and inhibin A.
In cases of Down syndrome, inhibin A concentration is, on average, approximately twice as high as in unaffected singleton pregnancies (1).
Dimeric inhibin A, a fourth biochemical marker for second-trimester Down syndrome screening, became more widely available last month when a national commercial laboratory added the test to its traditional triple-marker screening test.
The ACTIVE Inhibin A ELISA for in vitro diagnostic use is available as an aid in the diagnosis and monitoring of various hormonal reproductive disorders.