Results 11 to 20 of about 5,027 (260)

Myrianthus arboreus P. Beauv (Cecropiaceae) Extracts Accelerates Sexual Maturation, and Increases Fertility Index and Gestational Rate in Female Wistar Rats

open access: yesMedicines, 2018
Background: Despite the wide use of leaves of Myrianthus arboreus (Cecropiaceae) in several African countries including Cameroon as food and against amenorrhea and female infertility, it has never been tested for this purpose.
Charline Florence Awounfack   +7 more
doaj   +1 more source

Gonadotrophin resistance

open access: yesBest Practice & Research Clinical Endocrinology & Metabolism, 2006
Gonadotrophin resistance is caused by inactivating mutations in receptors (Rs) of the two gonadotrophins, i.e. luteinizing hormone (LH) and follicle-stimulating hormone (FSH), presenting as hypergonadotrophic hypogonadism and infertility/subfertility in both sexes.
Huhtaniemi, Ilpo, Alevizaki, Maria
openaire   +3 more sources

Poor Ovarian Response to Gonadotrophins in PCOS Women after Laparoscopic Ovarian Drilling

open access: yesMedicina, 2022
Background and Objectives: Polycystic ovary syndrome (PCOS) is a major cause of anovulatory infertility, and ovulation induction is the first-line treatment. If this fails, laparoscopic ovarian drilling (LOD) is used to induce mono-ovulations. There have
Tanja Burnik Papler   +3 more
doaj   +1 more source

#203 : Amazing Low-Cost IVF/ICSI Induction Protocols in Developing Countries

open access: yesFertility & Reproduction, 2023
Background and Aims: Basically, main cost of IVF is expensive use of gonadotrophins along with agonist or antagonist which are aimed mainly to avoid premature LH surge. Since LH surge is preceded by estrogen surge and inflammatory reaction, so all theory
Sajida Shahnawaz Ahmed
doaj   +1 more source

INFLUENCE OF HORMONES AND FOLLICULAR FLUID ON MATURATION OF PIG OOCYTES INFLUÊNCIA DE HORMÔNIOS E LÍQUIDO FOLICULAR NA MATURAÇÃO DE OÓCITOS SUÍNOS

open access: yesCiência Rural, 2001
To evaluate the effect of follicular fluid on in vitro maturation, pig oocytes were cultured in the presence of hormones where 10% of fetal calf serum (FCS), 10% of follicular fluid from large follicles (l-pFF), 10% of follicular fluid from medium ...
Margot Alves Nunes Dode, Charles Graves
doaj   +1 more source

Ovulatory Response of Weaned Sows to an Altered Ratio of Exogenous Gonadotrophins

open access: yesAnimals, 2020
At weaning, 33 mixed parity Hypor sows received either an injection of 400 IU equine chorionic gonadotrophin and 200 IU human chorionic gonadotrophin (hCG) (PG600; n = 13), PG600 with an additional 200 IU hCG 24 h later (Gn800; n = 11), or served as non ...
Rodrigo Manjarín   +6 more
doaj   +1 more source

Medical and Surgical Treatment of Reproductive Outcomes in Polycystic Ovary Syndrome: An Overview of Systematic Reviews [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2020
Polycystic ovary syndrome (PCOS) is a common, complex condition that affects up to 18% of reproductive- aged women, causing reproductive, metabolic and psychological dysfunctions.
Moustafa A. Gadalla   +9 more
doaj   +1 more source

A Feasible Option before Cycle Cancellation for Poor Responders; STOP-START Protocol [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2021
Despite the advances in controlled ovarian stimulation (COS), management of a subgroup of poor ovarian responderpatients may still be challenging. We describe a feasible and simplified protocol, namely the STOP-START protocol,for poor responders defined ...
Cem Somer Atabekoğlu   +5 more
doaj   +1 more source

Regulatory Actions of LH and Follicle-Stimulating Hormone on Breast Cancer Cells and Mammary Tumors in Rats

open access: yesFrontiers in Endocrinology, 2018
Gonadotrophins are mainly known to influence the body through the formation of gonadal steroids. However, receptors for luteinizing hormone (LH) and follicular-stimulating hormone (FSH) are present in a set of extra-gonadal tissues in humans and animals,
Angel Matias Sanchez   +10 more
doaj   +1 more source

Intravenous iron replacement therapy in eugonadal males with iron-deficiency anemia: Effects on pituitary gonadal axis and sperm parameters; A pilot study

open access: yesIndian Journal of Endocrinology and Metabolism, 2014
Aim of the study: To evaluate semen parameters and to assess serum FSH, LH, Testosterone (T) concentrations before and 12 weeks after intravenous iron therapy (800-1200 mg elemental iron therapy - IVI) in adults with iron-deficiency anemia (IDA ...
Ashraf Soliman   +2 more
doaj   +1 more source

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