Results 71 to 80 of about 45,344 (333)

Comparative actions of progesterone, medroxyprogesterone acetate, drospirenone and nestorone on breast cancer cell migration and invasion

open access: yesBMC Cancer, 2008
Background Limited information is available on the effects of progestins on breast cancer progression and metastasis. Cell migration and invasion are central for these processes, and require dynamic cytoskeletal and cell membrane rearrangements for cell ...
Sitruk-Ware Regine   +9 more
doaj   +1 more source

The progestin levonorgestrel affects sex differentiation in zebrafish at environmentally relevant concentrations [PDF]

open access: yes, 2015
Synthetic progestins have become widespread environmental contaminants and may cause adverse effects on fish. In the present study, we investigated the effects of levonorgestrel (LNG) on sex differentiation in zebrafish (Danio rerio).
Guo, Yongyong   +3 more
core   +1 more source

A role of the uterine cervix in the pathogenesis of adenomyosis and endometriosis?

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Data indicate a link between the cervix and pathologies like adenomyosis and endometriosis. Uterine flexion on the cervix, diameter and stiffness of the internal cervical orifice represent an obstacle to downstream menstrual flow, that when excessive increases the intensity of uterine contractions.
Angelo Cagnacci   +3 more
wiley   +1 more source

Differential regulation of endothelium behavior by progesterone and medroxyprogesterone acetate [PDF]

open access: yes, 2013
Medroxyprogesterone acetate (MPA) is a synthetic progestin commonly used in hormone replacement therapy (HRT). The aim of this work was to study and compare the effect of progesterone (Pg) and MPA, on the regulation of cellular events associated with ...
Campelo, Adrián Esteban   +2 more
core   +2 more sources

Effects of the immediate postpartum insertion of the etonogestrel implant on the development of breastfed infants: Results from a randomized controlled trial

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objectives To evaluate motor, cognitive, language, and social–emotional development in breastfed infants whose mothers received the etonogestrel (ENG) implant either immediately postpartum or at 6 weeks postpartum. Methods This was a secondary analysis from a randomized controlled trial involving 100 postpartum women and their infants ...
Mariane Nunes de Nadai   +7 more
wiley   +1 more source

Suppression of progesterone by influenza A virus mediates adverse maternal and fetal outcomes in mice

open access: yesmBio
Influenza A virus infection during pregnancy can cause adverse maternal and fetal outcomes but the mechanism responsible remains elusive. Infection of outbred mice with 2009 H1N1 at embryonic day (E) 10 resulted in significant maternal morbidity ...
Patrick S. Creisher   +8 more
doaj   +1 more source

Plasma concentrations of steroid precursors, steroids, neuroactive steroids, and neurosteroids in healthy neonatal foals from birth to 7 days of age

open access: yesJournal of Veterinary Internal Medicine, 2019
Background Transient hypothalamic‐pituitary‐adrenal axis dysfunction occurs in critically ill foals with sepsis and neonatal maladjustment syndrome (NMS). Cortisol is the most commonly measured steroid.
Monica Aleman   +3 more
doaj   +1 more source

Conservative hysteroscopic treatment of endometrial intraepithelial neoplasia and endometrial cancer in patients with high surgical risk with mechanical hysteroscopic tissue removal systems: A retrospective cohort study

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To compare surgical and oncologic outcomes between conventional resectoscopic surgery and mechanical hysteroscopic tissue removal (mHTR) systems in high‐risk patients not suitable for standard surgery undergoing conservative treatment for multifocal endometrial atypical hyperplasia/endometrial intraepithelial neoplasia (EAH/EIN) or ...
Alessandro Arena   +9 more
wiley   +1 more source

Role of natural and synthetic progestins in progression of human breast cancer cells in an animal model [abstract] [PDF]

open access: yes, 2010
Post-menopausal women with an intact uterus receive combined dose of estrogen and progestin during hormone replacement therapy (HRT) to reduce clinical symptoms such as hot flashes.
Hyder, Ryyan
core  

Kaempferol Exhibits Progestogenic Effects in Ovariectomized Rats [PDF]

open access: yes, 2014
OBJECTIVE: Progesterone (P4) plays a central role in women's health. Synthetic progestins are used clinically in hormone replacement therapy (HRT), oral contraceptives, and for the treatment of endometriosis and infertility.
Burdette, Joanna E.   +6 more
core   +1 more source

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