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Genetic factors influence hair traits like shape, color, and greying in Latin Americans.

Women with PCOS are more likely to have impaired glucose tolerance and type 2 diabetes, especially if they are Asian or obese.

Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.

Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.

Epigenetic changes control how adult stem cells work and can lead to diseases like cancer if they go wrong.

The mutated hairless gene causes hair loss by acting as a new type of corepressor affecting thyroid hormone receptors.

Erectile dysfunction is increasingly common in men under 40, with many physical and psychological causes, and various treatment options available.

The document concludes that the exact way alcohol causes harm to fetal development is unknown, but it significantly affects nutrient transport to the fetus and a safe level of alcohol during pregnancy is not determined.

Pectin biosynthesis is essential for the growth of cotton fibers and Arabidopsis root hairs.

Lower doses of treatments for hirsutism and acne in PCOS are effective and cause fewer side effects.

Myrtle has various health benefits and potential for medicine development.

Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.

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

Women with PCOS have heart-related issues not because of obesity, but due to insulin resistance and low adiponectin levels.

Minoxidil treats hair loss, promotes growth, has side effects, and has recent patents.

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

Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.

Taxane chemotherapy can cause skin, hair, and nail side effects, which are often under-reported and can affect patient quality of life.

Finasteride treats enlarged prostate and hair loss, but may cause side effects in some patients.

TGF-β signaling is crucial for stem cell maintenance, differentiation, and has implications for cancer treatment.

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.

Probiotic bacteria improved skin and hair health in aged mice.

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.

The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.

Estrogens help reduce skin aging, and SERMs might offer similar benefits without the risks of hormone therapy.

Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.

Fibroblast growth factor receptor signaling controls cell development and repair, and its malfunction can cause disorders and cancer, but it also offers potential for targeted therapies.

Oral spironolactone's effectiveness for adult female acne is not well-supported by strong evidence.

Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.