Results 61 to 70 of about 64,649 (265)

Impact of donor mare and stallion identity on the likelihood of pregnancy after transfer of in vitro produced embryos

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background The success of in vitro embryo production (IVEP) is influenced by donor mare and stallion. Objectives To determine whether donor mare and stallion influence the pregnancy rate after transfer of in vitro produced (IVP) blastocysts and to identify factors influencing the likelihood of obtaining one or more pregnancies from a single ...
M. Papas   +11 more
wiley   +1 more source

Age, embryo donor status, and insemination with chilled semen all predispose to persistent breeding‐induced endometritis in warmblood mares

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Persistent breeding‐induced endometritis (PBIE) is a common reason for mares failing to establish pregnancy. Objective To examine the hypothesis that advancing mare age and embryo donor status predispose to PBIE and compromise fertility.
Tom Stout   +3 more
wiley   +1 more source

The mitochondrial DNA copy number and ovary‐related reproductive disorders: A bidirectional two‐sample Mendelian randomization study

open access: yesInternational Journal of Gynecology &Obstetrics, Volume 169, Issue 1, Page 112-120, April 2025.
Abstract Objective In the present study, a bidirectional two‐sample Mendelian randomization approach was utilized to explore potential causal relationships between mitochondrial DNA copy number (mtDNA‐CN) and ovary‐related reproductive disorders (ORRDs), including ovarian dysfunction, ovarian cyst, polycystic ovary syndrome (PCOS), premature ovarian ...
Ke Peng   +4 more
wiley   +1 more source

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

Molecular mechanisms of reproductive function abnormalities in women with lipid metabolism disorders (a review of literature) [PDF]

open access: yesГинекология, 2015
In recent years a large amount of data on a varied effect of the adipose tissue on a female reproductive system was accumulated. Molecular mechanisms of regulation reproductive function by hormones of the adipose tissue are discussed in the article.
I V Kuznetsova   +3 more
doaj  

Angiotensina-(1-7) durante o processo inicial na cascata da ovulação em bovinos Angiotensin-(1-7) during the initial process of ovulatory cascade in cattle

open access: yesCiência Rural, 2012
O presente estudo teve como objetivo avaliar o efeito da Ang-(1-7) e de seu receptor (MAS) na regulação da ovulação. No experimento I, utilizando um modelo in vitro de cultivo de células foliculares, foi avaliado o efeito do tratamento com Ang-(1-7) ou ...
Joabel Tonellotto dos Santos   +6 more
doaj   +1 more source

Correlation of anthropometric parameters with serum progesterone levels for the prediction of ovulation in infertile women in Ile‐Ife, Nigeria

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To correlate anthropometric parameters with serum levels of progesterone (P4) for the prediction of ovulation in infertile women. Methods Body mass index (BMI), cormic index (CI), waist‐hip ratio (WHR), waist‐height ratio (WHtR), neck circumference (NC) and triceps skinfold thickness (TSF) were measured for 60 anovulatory and ...
Akaninyene Eseme Ubom   +5 more
wiley   +1 more source

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

The utility of serum markers in the conservative management of placenta accreta spectrum (PAS) by leaving the placenta in situ in women with high‐grade PAS

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To investigate the association between serum markers and successful conservative management of patients with placenta accreta spectrum (PAS). Methods This was a retrospective case–control study where patients with high‐grade PAS between 2011 and 2025 undergoing conservative leaving the placenta in situ were included.
Ammar Al Naimi   +7 more
wiley   +1 more source

The effect of ovarian stimulation protocol on follicular asynchrony during in vitro fertilization – A retrospective cohort study

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective To examine the effect of controlled ovarian stimulation (COS) protocol on follicular synchrony in a subsequent in vitro fertilization (IVF) cycle in patients whose previous cycle was canceled due to asynchrony. Methods A single‐center retrospective‐cohort study (January 2018–March 2024), including women undergoing IVF who had: (1) a ...
Alyssa Hochberg   +5 more
wiley   +1 more source

Home - About - Disclaimer - Privacy