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B6.Cg-Tyr c−2J Hr hr /J mice have a stronger delayed sunburn reaction and are good for UV research.

Rats can't grow new hair follicles after skin wounds, unlike mice, due to differences in gene expression and response to WNT signaling.

TRPV4 helps cells repair tissue and reduce scarring by controlling calcium levels.

A protein called desmoglein 3 is important for keeping hair follicle stem cells inactive and helps in their regeneration.

Epidermal stem cells have various roles in skin beyond just maintenance, including forming specialized structures and aiding in skin repair and regeneration.

S100A4 and S100A6 proteins may activate stem cells for hair follicle regeneration and could be potential targets for hair loss treatments.

Chronic Telogen Effluvium may resolve after years and is diagnosed by examining the patient's history and clinical signs, with treatment aimed at underlying causes and possibly minoxidil.

The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.

Hair grays due to oxidative stress and fewer functioning melanocytes.

Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.

Finasteride effectively treats hair loss in Korean men for at least 5 years, with V type responding better.

Hair loss in certain young mice is linked to a specific gene and can be caused by lack of iron.

Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.

A protein called sFRP4 from skin cells stops the development of pigment-producing cells in hair.

Ovariectomized mice mimic postmenopausal hair loss, and estradiol helps maintain hair density.

Dermal macrophages might help regrow hair.

Goat skin changes with the seasons due to genes affected by daylight and hormones.

The document concludes that identifying the specific cells where skin cancers begin is important for creating better prevention, detection, and treatment methods.

Women with idiopathic hirsutism and PCOS have higher RBP4 levels, and PCOS is linked to greater insulin resistance; weight management may help both conditions.

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

The document concludes that understanding the sebaceous gland's development and function is key to addressing related skin diseases and aging effects.

Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.

Ionizing radiation causes irreversible skin damage, with single doses leading to acute injury and hair graying, and fractional doses causing more severe long-term tissue damage.

Melanocytes are important for skin and hair color and protect the skin from UV damage.

The document concluded that cyproterone acetate and minoxidil are effective for female hair loss, and a supportive doctor-patient relationship is important.

Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.

Topical minoxidil helps treat hair loss in teens, but more research needed for safe options.

Feeding goats more during the non-growing period increases cashmere yield and length.

Higher lead and cadmium, and lower zinc and iron levels in the blood might be linked to chronic hair loss in women.

The 14-3-3σ gene is essential for preventing hair loss.