Results 141 to 150 of about 132,905 (308)

Luteal phase stimulation versus follicular phase stimulation in poor ovarian responders: A systematic review and a meta‐analysis

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Background Poor ovarian response (POR) complicates a substantial proportion of in vitro fertilization (IVF) cycles, frequently causing cycle cancellation and suboptimal reproductive outcomes. Conventional follicular‐phase ovarian stimulation (FPOS) protocols often yield limited results, prompting the evaluation of alternative strategies such ...
Vittorio Agrifoglio   +8 more
wiley   +1 more source

Perbandingan Morfologi Antara Oosit Sapi yang di Vitrifikasi Sebelum dan Sesudah Maturasi In Vitro = The Comparison of Morphology Between Bovine Oocyte Vitrification Before and After In Vitro Maturation

open access: yes, 2014
Vitrification method has become a growing and promising technology in assisted reproductive technology. Freezing embryos are more common, freezing oocytes are longer growing because the physical characteristics of oocyte.
Faizah, Zakiyatul   +3 more
core  

Oocyte structure and ultrastructure in the Mexican silverside fish Chirostoma humboldtianum (Atheriniforme: Atherinopsidae)

open access: yesRevista de Biología Tropical, 2008
The structural and ultrastructural features of gonads from endemic Mexican fish have received scarce attention. This study describes the histological and ultrastructural characteristics of oocyte from Chirostoma humboldtianum.
R Cárdenas   +5 more
doaj  

Association between annual twin delivery volume and severe postpartum hemorrhage in twin pregnancies

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To assess the association between the risk of severe postpartum hemorrhage (PPH) and the annual twin delivery volume of maternity units. Methods JUmeaux MODe d'Accouchement (JUMODA) was a national observational prospective population‐based cohort of twin deliveries in 176 French maternity units performing more than 1500 annual ...
Victoire Pauphilet   +6 more
wiley   +1 more source

Estructura y la ultraestructura del ovario de Cichlasoma urophthalmus (Perciformes: Cichlidae)

open access: yesRevista de Biología Tropical, 2011
Se realizó un estudio descriptivo de las gónadas femeninas de Cichlasoma urophthalmus. Las muestras fueron recolectadas en la Laguna de Alvarado Veracruz, México en el período 2007-2008 que incluyó las temporadas de Nortes, Secas y Lluvias. Se extrajeron
Rubí Viedma   +5 more
doaj  

Efficacy and related factors of levonorgestrel‐releasing intrauterine system combined with metformin in fertility‐preserving treatment for atypical endometrial hyperplasia and early endometrial cancer: A retrospective cohort study

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To compare the efficacy of the levonorgestrel‐releasing intrauterine system combined with metformin versus oral progestin combined with metformin in fertility‐preserving treatment for patients with atypical endometrial hyperplasia and early endometrial cancer, and to analyze related factors affecting efficacy.
Pengpeng Gu   +5 more
wiley   +1 more source

Control of oocyte maturation

open access: yes, 2014
Oocyte maturation is a complex process involving nuclear and cytoplasmic maturation. The nuclear maturation is a chromosomal segregation and the cytoplasmic maturation involves the reorganization of the cytoplasmic organelles, mRNA transcription and ...
Maziero, R. R. D.   +1 more
core   +1 more source

Fibroids and infertility

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract The presence of uterine fibroids impacts fertility through multiple mechanisms. While subserosal fibroids have minimal impact, especially when of reduced size, the presence of intramural fibroids impacts both the likelihood of pregnancy and its outcomes.
Edgar Mocanu   +5 more
wiley   +1 more source

Oocyte Cryopreservation

open access: yes, 2016
Anti-mitotic therapies are a form of therapy used to treat cancer patients. The use of these treatments on females can result in fertility complications.
Gellis, Esther
core  

Impact of Methylparaben on Cumulus Cell DNA Integrity and Porcine Oocyte Developmental Competence In Vitro

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Parabens (PBs) are compounds widely used as preservatives in personal care products, food, and pharmaceuticals. Methylparaben (MePB) is the most used by different industries due to its chemical properties and low cost. The high daily human exposure to these compounds has raised concerns about their potential effects on health, particularly on ...
Yenny Ramírez‐Jara   +11 more
wiley   +1 more source

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