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Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.

More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.

Androgens can both increase and decrease hair growth in different parts of the body.

Overexpression of activin A in mice skin causes skin thickening, fibrosis, and improved wound healing.

High levels of male hormones, insulin resistance, and obesity are closely linked and worsen polycystic ovary syndrome, but more research is needed to improve treatments.

Hair and wool have complex microscopic structures with microfibrils and varying cystine content.

AA-PRP injections effectively increase hair count and thickness for male pattern hair loss.

ATP-dependent chromatin-remodeling complexes are crucial for gene regulation, cell differentiation, and organ development in mammals.

Jumonji genes are important for development and their mutations can cause abnormalities, especially in the heart and brain.

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

Fibromodulin might help reduce scarring if increased in adult wounds like in fetal skin that heals without scars.

Early diagnosis and individualized treatment improve outcomes for Congenital Adrenal Hyperplasia.

TGF-β is crucial for controlling stem cell behavior and changes in its signaling can lead to diseases like cancer.

Methotrexate treats various disorders by inhibiting DNA synthesis, but careful monitoring is needed to avoid toxicity and manage side effects.

The dermal papilla is crucial for hair growth and health, and understanding it could lead to new hair loss treatments.

The document concludes that accurate diagnosis of ichthyosis is crucial for treatment and genetic advice, and ongoing research is needed for better therapies.

Cathepsin L is essential for normal hair growth and development.

Some viruses can cause cancer by changing cell processes and avoiding the immune system; vaccines and targeted treatments help reduce these cancers.

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

Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.

Transplant success has improved with better immunosuppressive drugs and donor matching.

Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.

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

The document concludes that specific cells are essential for hair growth and more research is needed to understand how to maintain their hair-inducing properties.

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.

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

Understanding how cells die in the skin is important for treating skin diseases and preventing hair loss.

The AUTS2 gene is linked to neurological disorders and may affect human brain development and cognition.

The update highlights that non-classic congenital adrenal hyperplasia is common in women with excess male hormones, requires specific hormone tests for diagnosis, and has various treatment options depending on age and symptoms.

Macrophages help regrow hair by activating stem cells using AKT/β-catenin and TNF.