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Azelaic acid helps protect hair cells from UV damage and encourages hair growth by increasing certain gene expressions and proteins.

Hair loss in Androgenetic Alopecia is caused by genetics, aging, and lifestyle, leading to hair follicle shrinkage and related health risks.

Boosting certain cell signals can prevent hair loss from chemotherapy and radiation.

Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.

Trichotillomania is more common in young females and often linked to stress and psychiatric conditions, with hair loss and increased catagen hair observed.

Human hair follicle stem cells can be isolated using specific markers for potential therapeutic use.

Male pattern hair loss may be linked to the developmental origins of hair follicles.

Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.

Minoxidil nanoparticles significantly boost hair growth in mice compared to regular minoxidil.

Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.

Activating certain cells in hair follicles can prevent hair loss caused by cancer treatments.

Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.

Skin stem cells in hair follicles are important for touch sensation.

The scalp's microorganisms significantly affect hair health and disease.

LGR5 is a common marker of hair follicle stem cells in different animals and is important for hair growth and regeneration.

Hair follicle stem cells change states with age, affecting hair growth and aging.

Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.

Boosting certain cell signals can prevent hair loss from chemotherapy and radiation.

Targeting the PGD2-DP2 pathway may help treat hair loss.

Nanostructured delivery systems could potentially improve hair loss treatment by targeting drugs to hair follicles, reducing side effects and dosage, but the best size, charge, and materials for these systems need further investigation.

Common hair loss disorders may not need stem cell therapy, but could benefit from other treatments like hair cycle control and immune restoration therapy.

Hair follicles help attract immune cells to the skin during stress.

Dlx3 is essential for hair growth and regeneration.

Wnt signaling is crucial for skin development and hair growth.

MicroRNA-148a is crucial for maintaining healthy skin and hair growth by affecting stem cell functions.

Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.

Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.

Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.

The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.

Stopping sunscreen use on the forehead led to hair regrowth in a woman with frontal fibrosing alopecia.