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MK-0773 safely increased muscle mass but did not improve muscle strength or function in elderly women with sarcopenia.

Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.

Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.

Men are more likely to have severe COVID-19 cases and fatalities than women due to factors like lifestyle, aging, and biological differences.

Researchers created human hair follicles using a new method that could help treat hair loss.

Experts recommend thorough medical, sexual, and psychosocial assessments for women's sexual dysfunctions, and suggest individualized treatment plans with regular check-ups. They also mention potential use of estrogen and androgen therapy, but with caution due to safety concerns.

Wnt signaling controls whether hair follicle stem cells stay inactive or regenerate hair.

Chitosan nanofiber scaffolds improve skin healing and are promising for wound treatment.

Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.

Congenital Adrenal Hyperplasia is a genetic disorder with two forms, causing symptoms like early puberty and severe acne, but can be identified through screening and treated with glucocorticoids.

Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.

Bioprinting could improve wound healing but needs more development to match real skin.

Cathepsin L is essential for normal hair growth and development.

Cancer cells often have more copies of TERT and TERC genes, which helps them grow and could affect patient outcomes.

The WNT signaling pathway is important in many diseases and targeting it could offer new treatments.

Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.

Fat-derived stem cells show promise for skin repair and reducing aging signs but need more research for consistent results.

The conclusion is that PCOS is caused by ovarian sensitivity to hormones and disrupted hormone control, possibly due to ovarian factors, and more research is needed.

Low doses of some substances can be beneficial, while high doses can be harmful or toxic.

Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.

Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.

Asia has made significant progress in tissue engineering and regenerative medicine, but wider clinical use requires more development.

The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.

Scientists turned rat thymus cells into stem cells that can help repair skin and hair.

Lignans and neolignans from plants may help protect against various health issues, including cancer and heart disease.

ICG-enhanced NIR laser therapy may be a promising acne treatment with improvement and no side effects.

PDGFA/AKT signaling is important for the growth and maintenance of certain skin fat cells.

Formyl-peptide receptor agonists could be new anti-inflammatory drugs.

Skin surface lipids are important for skin health and altering them could help prevent aging and treat skin conditions.

A genetic region near the PAX1 gene is linked to a higher risk of scoliosis in females.