There is sexual dimorphism of skeletal muscle, the most obvious feature being the larger muscle mass of men. The molecular basis for this difference has not been clearly defined. To identify genes that might contribute to the relatively greater muscularity of men, we compared skeletal muscle gene expression profiles of 15 normal men and 15 normal women by using comprehensive oligonucleotide microarrays.
Back to Women's health. You can feel your pelvic floor muscles if you try to stop the flow of urine when you go to the toilet. To strengthen your pelvic floor muscles, sit comfortably and squeeze the muscles times in a row.
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This information describes how to do pelvic floor muscle Kegel exercises to improve your sexual health and pleasure. Doing Kegel exercises can help strengthen your pelvic floor muscles. This can help you manage or prevent physical problems such as incontinence. Your pelvic floor muscles form the bottom of your pelvis and support your pelvic organs uterus, bladder, and bowel.
Various stimuli have been proposed to be responsible for the feeding-induced stimulation of MPS, including insulin mediated via changes in local blood flow Fujita et al. Many studies of the regulation of MPS in humans have been carried out in young men and a variety of nutritional and contractile variables have been studied. However, an understudied question is whether there are sex-based differences in MPS in response to feeding and muscle contractions.
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Carnitine plays an essential role in fatty acid metabolism. It can be synthesized in the liver, but additional intestinal resorption is necessary 1. Whereas primary carnitine deficiency is attributable to mutations in OCTN2 [a carnitine transporter of plasma membranes 3 ], several other conditions can cause secondary deficiency 4.
Sex differences are known to impact muscle phenotypes, metabolism, and disease risk. Skeletal muscle stem cells satellite cells are important for muscle repair and to maintain functional skeletal muscle. Here we studied, for the first time, effects of sex on DNA methylation and gene expression in primary human myoblasts activated satellite cells before and after differentiation into myotubes.
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