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The vitamin D receptor is essential for skin stem cells to grow, move, and become different cell types needed for skin healing.

The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.

Excessive hair growth can be assessed by history, exam, and blood tests, and treated with medication like dexamethasone, birth control pills, and spironolactone.

Micrografts improve hair density and thickness without side effects.

Male skin gets drier and more alkaline as it ages, which may need different skincare than women's skin.

The gelatin/β-TCP scaffold with nanoparticles improves wound healing and skin regeneration.

Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.

Using fat stem cells and blood cell-rich plasma together improves healing in diabetic wounds by affecting cell signaling.

Skin problems like acne, dry skin, and nail and hair changes are common in patients taking EGFR inhibitors.

Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.

Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.

ALA-photodynamic therapy helps reduce acne by causing acne cell death and lowering certain skin protein levels.

Hairless mice lack fur due to a genetic mutation affecting skin response, not hormone issues.

Some treatments work for common baldness, but there's less evidence for other hair loss types, and more research is needed.

Propranolol can cause reversible hair loss.

Mini-micrografting in hair transplants can give similar density to older methods with fewer sessions.

Low-level light therapy safely improves hair coverage, thickness, and count in androgenetic alopecia patients.

Optimized film improves finasteride skin absorption and treatment efficiency.

The gene p53 is crucial for removing damaged cells to allow for healthy tissue renewal.

Oral ivermectin effectively cured scabies with minimal side effects, and finasteride promoted hair growth in men with hair loss.

Ancient Chinese goats evolved cashmere-producing traits due to selective breeding, particularly in genes affecting hair growth.

Choosing hair follicles at the same growth stage leads to more consistent hair growth experiments.

Minoxidil lowers blood pressure more effectively but has more side effects, so try hydralazine first.

Fractional lasers seem effective and safe for treating hair loss, but more research is needed to find the best treatment methods.

Nuclear Factor I-C is important for controlling hair growth by affecting the TGF-β1 pathway.

Both tissue expansion and serial excision are effective for scar revision in the head and neck area.

The spiny mouse is a unique menstruating rodent that can help us understand menstruation and reproductive disorders.

People with hair loss may have different levels of certain hormones due to changes in hormone processing.

Permanent hair loss from cicatricial alopecia is treated by reducing inflammation and managing symptoms, but regrowth in scarred areas is unlikely.

DHEA may help with sexual function when used intravaginally by menopausal women but is similar to hormone therapy in other aspects and might cause more side effects like acne and hair loss.