Results 131 to 140 of about 97,788 (309)

Polycystic Ovary Syndrome (PCOS): A risk factor for infertility

open access: yesOrapuh Journal
Polycystic Ovary Syndrome (PCOS) is a frequent hormonal disorder in women of reproductive age, which is characterized by irregular and rare menstrual cycles or even high levels of androgens.
Zanita Ismajli
doaj   +1 more source

Lupins and energy-yielding nutrients in ewes. II. Responses in ovulation rate in ewes to increased availability of glucose, acetate and amino acids

open access: yes, 1989
An experiment, using a total of 320 Merino ewes, over two successive breeding seasons was conducted to investigate the separate effects of energy-yielding and protein-yielding nutrients on ovulation rate in sheep. The available energy-yielding or protein-
Croker, K. P.   +4 more
core   +1 more source

Beyond abstinence: Redefining success in cannabis use disorder treatment

open access: yesAddiction, EarlyView.
Abstract Background Over two decades of pharmacotherapy research has yet to yield a consistently effective medication for cannabis use disorder (CUD), in part because clinical trials have frequently prioritized abstinence as a primary or key endpoint.
Tobias B. Atkin   +3 more
wiley   +1 more source

Improving ARTs: Microfluidics as a Tool for Sperm Selection

open access: yesAndrology, EarlyView.
ABSTRACT Sperm selection is a critical step in assisted reproductive technology (ART), as sperm quality directly influences embryo quality. In vivo, the female reproductive tract imposes several physical and physiological barriers that favors only the most optimal spermatozoa reaching the fertilization site.
A. Pérez‐Gómez   +7 more
wiley   +1 more source

Lactate‐Responsive Glycogen Dynamics Are Associated With Bull Sperm Motility and Fertilization Under Glucose‐Limited Conditions

open access: yesAndrology, EarlyView.
ABSTRACT Background Mammalian sperm need to undergo hyperactivation, capacitation, and acrosome reaction to achieve fertilization competence. However, the female reproductive tract presents contrasting metabolic environments. The uterus is glucose‐rich, and the oviduct is lactate‐rich and glucose‐limited.
Md Faizul Hossain Miraz   +5 more
wiley   +1 more source

Assessing quality standards of biomarker measurement in first‐trimester combined screening for preeclampsia in the Chinese population: A multicenter study

open access: yesActa Obstetricia et Gynecologica Scandinavica, EarlyView.
In 22 066 first‐trimester pregnancies from six Chinese hospitals, biomarker measurements required recalibration to align with the established risk model. Continuous quality assurance is essential to ensure accurate preeclampsia risk assessment when implementing combined screening in new populations.
Jiao Liu   +16 more
wiley   +1 more source

MECANISMO DE ACCIÓN DEL LEVONORGESTREL EN LA ANTICONCEPCIÓN DE EMERGENCIA

open access: yesRevista Chilena de Obstetricia y Ginecología, 2004
En esta revisión se actualiza el mecanismo de acción del levonorgestrel (LNG) usado en anticoncepción de emergencia. El análisis crítico de la estimación de la eficacia anticonceptiva del LNG indica que su tasa de falla es más alta que la publicada.
Horacio Croxatto A, María Elena Ortiz S
doaj  

Basal body temperature as a biomarker of reproductive state in ewes: A multi‐method comparison

open access: yesAustralian Veterinary Journal, EarlyView.
This study quantified body temperature dynamics throughout reproductive stages in crossbred ewes based on complementary monitoring techniques. Five ewes from a semi‐extensive farming system were included in two sub‐trials: animals were first assessed in the prepubertal stage and, subsequently, an oestrous cycle was induced by intravaginal progesterone ...
E Pérez‐García   +4 more
wiley   +1 more source

Veterinarian attitudes towards immunocontraceptive use in cats

open access: yesAustralian Veterinary Journal, EarlyView.
Background The continuously expanding global cat population poses concerns to public health, native ecosystems and individual animal welfare. These concerns have led to additional management strategies to reduce unowned cat numbers, including the development of feline immunocontraceptives.
E Vartola   +4 more
wiley   +1 more source

“A Total Paradigm Shift”: Interviews With Australian Maternity Care Providers Who Practice Weight‐Inclusive Care

open access: yesBirth, EarlyView.
ABSTRACT Background Weight stigma is pervasive in maternity care, contributing to negative health outcomes and disengagement among larger‐bodied women. To reduce weight stigma and promote respectful, individualized care, a weight‐inclusive approach prioritizes overall well‐being rather than focusing on weight as a key health indicator.
Bec Jenkinson   +13 more
wiley   +1 more source

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