Results 241 to 250 of about 244,707 (368)

Cryptorchidism: Novel genetic insights into CCDC149 mutations

open access: yesAndrology, EarlyView.
Abstract Background Cryptorchidism, characterized by the failure of one or both testes to descend into the scrotum, is a common congenital condition that can lead to infertility and increased risk of testicular cancer. CCDC149, a coiled‐coil domain‐containing protein, has been implicated in various developmental processes, but its role in the male ...
Shengrong Du   +8 more
wiley   +1 more source

Obstetric and maternal outcomes of IVF and oocyte donation pregnancies among women ages 40-45-a large cohort study. [PDF]

open access: yesJ Assist Reprod Genet
Rahav-Koren R   +5 more
europepmc   +1 more source

Oocyte donor implantation and pregnancy rates predict oocyte recipient pregnancy chance in an egg-sharing donation program [PDF]

open access: bronze, 2019
Daniela Paes de Almeida Ferreira Braga   +4 more
openalex   +1 more source

Lactate inhibits glucose‐induced zigzag motility and enhances linear motility in bull spermatozoa by suppressing glycolysis

open access: yesAndrology, EarlyView.
Abstract Background Energy metabolism and substrate balance are critical determinants of sperm motility and fertility. Linear motility is necessary for sperm forward movement, whereas hyperactivated motility is a prerequisite for fertilization. The preference of metabolic pathways depends on substrate availability which controls sperm motility. However,
Md Faizul Hossain Miraz   +4 more
wiley   +1 more source

The Oxytocin Receptor in Spermatozoa May Originate From Both Spermatogenesis and Epididymal Maturation, and Regulates Capacitation

open access: yesAndrology, EarlyView.
Abstract Background The oxytocin receptor (OR) is a G‐protein‐coupled receptor recently identified in human spermatozoa, whose origin and role in sperm physiology remain unknown. Objectives In this study, using the pig as a model, we examine the presence of the OR in ejaculated spermatozoa through immunofluorescence and immunoblotting, and investigate ...
Jesús Martínez‐Hernández   +9 more
wiley   +1 more source

Microtubule Inner Protein CFAP77 Contributes to Sperm Motility and Male Fertility in Mice

open access: yesAndrology, EarlyView.
ABSTRACT Background Sperm motility is essential for male fertility, and its regulation is dependent on the structural integrity of the axoneme. The axoneme consists of a conserved “9+2” microtubule arrangement and is supported by microtubule inner proteins. However, the functional significance of many microtubule inner proteins remains unclear.
Haoting Wang   +4 more
wiley   +1 more source

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