Results 131 to 140 of about 153,594 (303)

Cell cycle-dependent regulation of structure of endoplasmic reticulum and inositol 1,4,5-trisphosphate-induced Ca2+ release in mouse oocytes and embryos

open access: yes, 2003
The organization of endoplasmic reticulum (ER) was examined in mouse eggs undergoing fertilization and in embryos during the first cell cycle. The ER in meiosis 11 (MII)-arrested mouse eggs is characterized by accumulations (clusters) that are restricted
Carroll, J, Marangos, P, FitzHarris, G
core  

Reduced glutathione and cysteine hydrochloride on crossbred bull semen

open access: yes, 2012
Over the last few years, good quality freezable semen was not utilized effectively due to less knowledge about the freezability of semen. One reason is the lack of sufficient antioxidants in the seminal plasma and semen extender.
P Perumal
core   +2 more sources

Review of the Molecular and Developmental Basis of Myhre Syndrome, Bench Research

open access: yesAmerican Journal of Medical Genetics Part C: Seminars in Medical Genetics, EarlyView.
ABSTRACT Myhre syndrome (MS) is a connective‐tissue disorder within the acromelic dysplasia spectrum. It is characterized by congenital craniofacial, skeletal, cutaneous anomalies, respiratory, cardiovascular along with intellectual disability, deafness, and progressive fibrosis.
Camille Viaut, Valerie Cormier‐Daire
wiley   +1 more source

Cold Gas Plasma Induces Platelet Activation and Hemostasis in Native and Anticoagulated Human Blood

open access: yesAdvanced NanoBiomed Research, EarlyView.
Cold physical gas plasma induces platelet activation and hemostatic responses in native and anticoagulated human blood. Treatment efficacy depends on plasma parameters, including gas composition, distance, and exposure mode, which govern reactive species delivery and energy transfer.
Sander Bekeschus   +5 more
wiley   +1 more source

Role of oxidative stress and antioxidants in domestic and non-domestic cat spermatozoa [PDF]

open access: yes, 2010
Living cells, including spermatozoa, stored under aerobic conditions require oxygen to support their normal metabolism. Excessive levels of metabolites (reactive oxygen species; ROS) can cause cell damage or lipid peroxidation.
Thuwanut, Paweena
core  

The multicopy gene Sly represses the sex chromosomes in the male mouse germline after meiosis. [PDF]

open access: yes, 2009
Studies of mice with Y chromosome long arm deficiencies suggest that the male-specific region (MSYq) encodes information required for sperm differentiation and postmeiotic sex chromatin repression (PSCR).
Yamauchi, Yasuhiro   +13 more
core   +1 more source

The Surface Proteome of Bovine Unsexed and Sexed Spermatozoa

open access: yesAnimals
Current sperm sexing methods are costly and largely restricted to cattle, while immunological techniques targeting sex-specific membrane proteins may offer more economical alternatives.
Patrícia Pinto-Pinho   +9 more
doaj   +1 more source

An update on the potential for male contraception : emerging options

open access: yes, 2013
The human population continues to grow and is estimated to rise to 10.1 billion by the end of the century. Therefore, there is still an unmet need for safe and highly effective contraceptive options for both men and women.
Nimmo, Natalie   +5 more
core   +1 more source

DNA methylation clock in bull sperm cells reveals the epigenetic aging characteristics and impact on fertility

open access: yesJournal of Animal Science and Biotechnology
Background Aging is a crucial factor influencing semen quality and fertility in bulls, with potential implications for reproductive management and genetic improvement programs.
Wenlong Li   +6 more
doaj   +1 more source

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