Results 131 to 140 of about 175,648 (355)
Veterinary Medicine and ScienceRam sperm are more vulnerable to freezing than those of most other farm animals. During sperm freezing, the cell membrane loses some of its cholesterol, which regulates signalling mechanisms and prevents premature capacitation.
Eser Ahmet +7 more
doaj +1 more source
AnimalsThis study investigated the effects of pure and methyl-β-cyclodextrin loaded forms of resveratrol (10 µg/mL, 20 µg/mL, and 40 µg/mL) on ram sperm functions post-thawing. Semen samples were pooled and divided into ten groups: Control, RES10, RES20, RES40,
Ahmet Eser +4 more
doaj +1 more source
Considerations of Fertility in Elite Sportswomen: A Narrative Review
BJOG: An International Journal of Obstetrics &Gynaecology, Volume 133, Issue 1, Page 5-17, January 2026.ABSTRACT Background Increasingly more women are participating in professional and recreational sports. Whilst vigorous intensity physical activity is considered beneficial, evidence demonstrates higher rates of menstrual disturbance in elite athletes. There is less clear evidence on the impact of elite‐level exercise on fertility outcomes.
Ariadne L'Heveder +11 more
wiley +1 more source
Comparative assessment of thawing methods for frozen rooster sperm
Frontiers in Veterinary ScienceIntroductionCryopreservation, widely used in commercial poultry breeding, often reduces sperm motility, viability, and DNA integrity due to cryopreservation-induced damage.
Mustafa Yigit Nizam +2 more
doaj +1 more source
Short communication: Test for nonpregnancy in dairy cows based on plasma progesterone concentrations before and after timed artificial insemination [PDF]
, 2016 Laura J. Wilsdorf +5 more
openalex +1 more source
Glycaemic Control in Women With Type 1 Diabetes and Preeclampsia Risk: A Nationwide Cohort Study
BJOG: An International Journal of Obstetrics &Gynaecology, Volume 133, Issue 1, Page 95-105, January 2026.ABSTRACT Objective No large‐scale studies exist investigating glycaemic control around conception and preeclampsia risk. Design Population‐based nationwide cohort study using the National Diabetes Register and other health registers. Setting Sweden. Population Singleton pregnancies between 2003 and 2019 (N = 1 689 301); 4429 with type 1 diabetes (T1DM)
Natalie Holowko +8 more
wiley +1 more source
Which is more effective in thawing frozen rooster sperm: varying temperature or duration?
Frontiers in Veterinary ScienceIntroductionCryopreservation of poultry sperm is crucial for preserving genetic diversity and protecting endangered breeds. Rooster sperm is highly sensitive to cryopreservation due to its high polyunsaturated fatty acid content, making it prone to ...
Mustafa Yiğit Nizam +2 more
doaj +1 more source
Paternal ischemic heart disease and chance of successful pregnancy outcomes
Andrology, Volume 14, Issue 1, Page 132-139, January 2026.Abstract Background Only approximately 30% of conceptions result in live births. Historically, research has predominantly focused on maternal factors impacting pregnancy success, despite the cause remaining unidentified in most cases. The influence of paternal factors on a couple's likelihood of achieving a successful pregnancy is still not well ...
Anne‐Sofie Sønnichsen‐Dreehsen +4 more
wiley +1 more source
The cytogenetic screening of South African artificial insemination bulls [PDF]
, 1991 ND Nel +3 more
openalex +1 more source