Results 51 to 60 of about 413,118 (356)

Effects of the selective progesterone receptor modulator asoprisnil on uterine artery blood flow, ovarian activity, and clinical symptoms in patients with uterine leiomyomata scheduled for hysterectomy [PDF]

open access: yes, 2008
Introduction: Asoprisnil, a novel orally active selective progesterone receptor modulator, is being studied for the management of symptomatic uterine leiomyomata. The exact mechanism of action is not yet discerned.
Williams, A.R.W.   +21 more
core   +1 more source

MOESM1 of Novel distance-progesterone-combined selection approach improves human sperm quality [PDF]

open access: yes, 2018
Additional file 1. Validation and optimization of experimental conditions for the distance-progesterone-combined sperm selection method. The additional file shows the validation and optimization for the combined conditions of different progesterone ...
Dan Zhang (51283)   +6 more
core   +1 more source

Serum Progesterone Concentration and Ongoing Pregnancy Rate in Frozen-Thawed Embryo Transfers with Intramuscular Plus Vaginal Progesterone Administration for Endometrial Preparation

open access: yesJournal of Kerman University of Medical Sciences, 2022
Background: Insufficient serum progesterone level in the implantation phase may reduce the rate of pregnancy during freeze embryo transfer (FET) cycles.
Marzieh Mehrafza
doaj   +1 more source

Identification of a novel corticotropin-releasing hormone type 1 beta-Like receptor variant lacking exon 13 in human pregnant myometrium regulated by estradiol-17 beta and progesterone [PDF]

open access: yes, 2010
Two types of CRH receptors mediate the diverse biological functions of CRH and CRH-related peptides. The type 1 CRH-R (CRH-R1) is extensively targeted by pre-mRNA splicing mechanisms that give rise to multiple mRNA splice variants.
Jing Chen   +13 more
core   +1 more source

Initiating luteal phase support with sc progesterone based on low serum progesterone on the transfer day in true natural cycle frozen embryo transfers

open access: yesFrontiers in Endocrinology, 2023
IntroductionConcerning contemporary in-vitro fertilisation (IVF) practice, the use of frozen embryo transfer (FET) cycles has become more common than fresh transfers.
Cem Demirel   +4 more
doaj   +1 more source

Vaginal progesterone prophylaxis for preterm birth (the OPPTIMUM study): a multicentre, randomised, double-blind trial

open access: yesThe Lancet, 2016
Summary Background Progesterone administration has been shown to reduce the risk of preterm birth and neonatal morbidity in women at high risk, but there is uncertainty about longer term effects on the child.
J. Norman   +12 more
semanticscholar   +1 more source

The androgen and progesterone receptors regulate distinct gene networks and cellular functions in decidualizing endometrium [PDF]

open access: yes, 2008
Progesterone is indispensable for differentiation of human endometrial stromal cells (HESCs) into decidual cells, a process that critically controls embryo implantation.
Cartwright, JE   +44 more
core   +1 more source

Clostridium innocuum, an opportunistic gut pathogen, inactivates host gut progesterone and arrests ovarian follicular development

open access: yesGut Microbes
\Levels of progesterone, an endogenous female hormone, increase after ovulation; progesterone is crucial in the luteal phase to maintain successful pregnancy and prevent early miscarriage.
Mei-Jou Chen   +15 more
doaj   +1 more source

Membrane progesterone receptor beta (mPRβ/Paqr8) promotes progesterone-dependent neurite outgrowth in PC12 neuronal cells via non-G protein-coupled receptor (GPCR) signaling

open access: yesScientific Reports, 2017
Recently, sex steroid membrane receptors garnered world-wide attention because they may be related to sex hormone-mediated unknown rapid non-genomic action that cannot be currently explained by their genomic action via nuclear receptors.
Mayu Kasubuchi   +8 more
doaj   +1 more source

Predictive Value of Serum Progesterone Levels on The Day of Frozen-Thawed Embryo Transfer in Determining Pregnancy Outcomes in Infertile Women: A Cohort Prospective Study [PDF]

open access: yesInternational Journal of Fertility and Sterility
Background: Hormone replacement therapy (HRT) is the preferred protocol for endometrial preparation. Progesterone is important for successful implantation and the outcome of assisted reproductive techniques (ART).
Saeideh Dashti   +3 more
doaj   +1 more source

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