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Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.

Human hair follicles may provide a noninvasive way to diagnose diseases and have potential in regenerative medicine.

Eating grape powder may reduce the severity of skin allergy symptoms.

Women with scarring alopecia are less likely to have used hormone replacement therapy or oral contraceptives compared to those with female pattern hair loss.

Hair in mammals likely evolved from glandular structures, not scales.

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

A new mouse model for vitiligo helps study immune responses and potential treatments.

The HoxC gene cluster and its enhancers are essential for developing hair and nails in mammals.

Most hair loss in children is caused by a few common conditions, and it's important to diagnose these properly and support the child's mental health.

Scientists created a functional 3D skin system from stem cells that can be transplanted into wounds.

Forensic hair analysis for drugs is now more reliable and accurate.

Skin patterns are formed by simple reaction-diffusion mechanisms.

Keratin from hair and wool is used in medical materials for healing and drug delivery.

Long scalp hair evolved for cooling and social signaling.

Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.

Eastern Red Bat hair contains various glycerophospholipids, mainly phosphatidylcholine.

Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.

Keratin proteins are crucial for hair structure and strength.

Too much epidermal growth factor can cause hair loss.

Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.

Using special RNA to target a mutant gene fixed hair problems in mice.

Immune cells affect hair growth and could lead to new hair loss treatments.

Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.

Hair transplantation has evolved since 1822, with significant advancements by key figures and widespread international growth.

Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.

Newly divided skin cells quickly move to join skin structures due to tissue tension and specific signals.

Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.

The research identified two types of keratinocytes in chicken scales: one for hard scales and another for soft skin, with similarities to human skin differentiation.

Proper hair care and safe use of hair products are crucial for those with hair loss.

Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.