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A molecule called α-ketobutyrate was found to extend lifespan and improve aging-related symptoms in worms and mice by activating certain cellular pathways and may help develop anti-aging treatments for humans.

Autophagy helps keep skin healthy and may improve treatments for skin diseases.

Stem cells show promise for hair regrowth, but challenges remain.

Impaired autophagy may cause hair loss by triggering early catagen.

Certain small molecules can help regrow hair by turning on the body's cell cleanup process.

Certain small molecules can promote hair growth by activating a cellular cleanup process called autophagy.

The mTOR signaling pathway is crucial for hair health and targeting it may lead to new hair loss treatments.

Eating less can slow aging and help keep stem cells healthy by cleaning out damaged cell parts.

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

Wnt activation shows promise for regenerative medicine but requires selective targeting to minimize risks like cancer.

Tiny particles from skin cells can help activate hair growth.

HSD11b1 affects skin nerves and increases non-histaminergic itch.

The document concludes that the discussed biological mechanisms and potential therapies are not related to hair loss or hair growth.

Some growth factors, while important for normal body functions, can cause diseases when not regulated properly.

Minoxidil can stop the growth of ovarian cancer cells without harming the heart.

Effective PCOS treatments require targeting specific signaling pathways.

Alopecia areata is an autoimmune condition causing hair loss, linked to genetic factors and immune system issues, with no cure yet.

The skin has a complex immune system that is essential for protection and healing, requiring more research for better wound treatment.

The conclusion is that using drugs to block the TOR pathway might slow aging and prevent age-related diseases.

Alopecia areata is an autoimmune condition causing hair loss, influenced by genetics, stress, and diet, and may be prevented by a high soy oil diet.

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

Targeting the skin's endocannabinoid system could help treat skin disorders.

mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.

Some hormone-related drugs may protect brain cells in Parkinson's disease differently in men and women.

Cell aging can be both good and bad for tissue repair.

Skin aging is caused by stem cell damage and can potentially be delayed with treatments like antioxidants and stem cell therapy.

Sebaceous glands play a key role in skin health, immunity, and various skin diseases.

miR-140-5p in certain cell vesicles helps hair growth by boosting cell proliferation.

COVID-19 may harm male fertility and damage the reproductive system.

Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.