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Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.

Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.

Use minoxidil for hair loss; finasteride and dutasteride for men, dutasteride for women.

Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.

The ZIP7 gene helps control zinc levels in cells by moving zinc from the Golgi apparatus to the cytoplasm.

Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.

The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.

Different animals have unique versions of the enzyme that changes testosterone into another hormone, which is important for creating effective treatments for prostate and hair loss conditions.

Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.

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

Regulatory T-cells are important for healing and regenerating tissues in various organs by controlling immune responses and aiding stem cells.

Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.

Biotinidase deficiency has various symptoms and can be treated with biotin supplements.

Androgens can help prevent memory problems caused by apoE4.

Menopause can lead to skin and hair problems due to hormonal changes, but hormone replacement therapy might help slow these effects.

Regenerated fully functional hair follicles using stem cells, with potential for hair regrowth therapy.

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

Alopecia areata involves immune activation in the scalp, suggesting treatments targeting TH1, TH2, and IL-23 pathways.

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

Demodicosis is common and often missed, needing more recognition and treatment in skin care.

A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.

Some medicinal plants can help heal wounds and may lead to new treatments.

The conclusion is that accurate diagnosis of different types of hair loss requires good teamwork between skin doctors and lab experts.

Hormone treatments for transgender individuals generally improve mental health and physical transition, with some health risks that require medical supervision.

CDP is crucial for lung and hair follicle cell development.

The new "differential stripping" method effectively measures how much substance gets into hair follicles.

Early development of hair, teeth, and glands involves specific signaling pathways and cellular interactions.

Telocytes might help with skin repair and regeneration.

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