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Scalp biopsies from dermatomyositis patients show chronic hair loss without scarring, with mucin and blood vessel changes being very common.

COL17A1 is crucial for preventing hair graying and loss by supporting hair and pigment stem cells.

Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.

Perifollicular fibrosis hinders hair regrowth in androgenetic alopecia, and new treatments targeting fibrosis are needed.

Keratinocytes control how melanocytes work.

A woman with breast cancer developed a rare condition causing excessive fine hair growth on her face and body.

Pregnancy causes skin changes like darkening, hair thickening, nail changes, and increased risk of skin growths, most of which usually resolve after birth.

A man's gray hair got darker and thicker after using a psoriasis drug.

Two patients with psoriasis grew extra hair after using certain psoriasis medications.

Linear Discoid Lupus Erythematosus of the scalp can cause hair loss and should be considered in similar cases.

The document discusses how to identify and manage common skin conditions in children.

Different hair and nail conditions can indicate health issues and have specific treatments; accurate diagnosis is crucial before treatment.

Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.

The document says that there are treatments for hair and nail diseases.

Hair and nails can help diagnose diseases, with nail issues often linked to skin conditions and hair loss having various causes and treatments.

Blocking BMP signaling causes hair loss and disrupts hair growth cycles.

Stress, nutritional issues, and chronic diseases can cause hair loss, and nail changes may signal internal diseases; treatment focuses on the underlying cause.

Genetic mutations can cause hair growth disorders by affecting key genes and signaling pathways.

The document reviews various hair and nail disorders, their causes, and treatments, emphasizing the need for proper diagnosis and the link between nail changes and systemic diseases.

Hair and nail changes can indicate health issues, including cancer and side effects from cancer treatments.

Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.

The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.

Zinc can both inhibit and stimulate mouse hair growth, and might help recover hair after chemotherapy.

Gray hair regained color after thyroid hormone treatment.

Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.

Minoxidil helps grow longer, thicker hair in bald scalps of stumptailed macaques, and early treatment is more effective.

Different hair and scalp disorders cause hair loss or excess hair growth, with various treatments available depending on the specific condition.

Understanding hair follicle anatomy helps diagnose hair disorders.

Applying a specific inhibitor lightens skin and hair color.

Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.