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Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.

Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.

Human beard hair follicles change testosterone into other related hormones, but don't much change androstenedione into testosterone.

Night shift work disrupts the body's natural clock genes.

Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.

Human hair growth is influenced by androgen hormones, and red deer mane follicles have similar hormone receptors.

Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.

Hair transplant combining scalp and beard hair with PRP was successful for scarring alopecia.

Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.

Transplanted hair follicles can change and adapt to new areas of the body, with the immune system possibly playing a role in this adjustment.

The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.

Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.

Beard hair extraction improves scalp hair restoration results in East Asian men with severe hair loss.

Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.

The study concluded that certain areas of the scalp and beard are safe for hair transplant donor sites in Indian men.

The document concludes that specialized hair transplant techniques can be effective, with varying success rates depending on the donor area and patient factors.

Hair transplant surgery successfully restored a boy's moustache hair on a cleft lip scar, with natural-looking results and patient satisfaction.

Hair transplant surgery successfully restored a boy's moustache hair on a cleft lip scar, with natural-looking results and patient satisfaction.

Using body hair with scalp hair for hair transplants improves density and coverage in severe hair loss cases.

Changing hair follicle identity could potentially reverse balding.

Androgens can cause hair growth in some areas and hair loss on the scalp.

Androgenetic alopecia involves genetics, hormones, and can be treated with medications or surgery.

Researchers mapped and categorized specific keratin-associated protein genes on human chromosome 21q22.1.

A 17-year-old in Saudi Arabia was diagnosed with a rare skin condition causing red-brown facial patches.

Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.

Finasteride potentially treats hair loss by reducing DHT production.

Beard hair can effectively hide hair transplant scars.

Topical tretinoin may increase beard hair density.

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

Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.