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Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.

New effective scar treatments are urgently needed due to the current options' limited success.

Stem cell niches support, regulate, and coordinate stem cell functions.

Chitosan nanofiber scaffolds improve skin healing and are promising for wound treatment.

Latanoprost can make eyelashes longer, thicker, and darker.

Blocking JAK-STAT signaling can lead to hair growth.

Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.

Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.

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.

Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.

Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.

Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.

TGF-β signaling is crucial for stem cell maintenance, differentiation, and has implications for cancer treatment.

Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.

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

Asia has made significant progress in tissue engineering and regenerative medicine, but wider clinical use requires more development.

Modern lifestyles, including poor diet, stress, and long-term use of certain medications, hinder the body's ability to heal from inflammation, leading to chronic diseases.

Potassium channel openers could help treat cardiovascular diseases and asthma but require better targeting to specific tissues for effective use.

Platelet-rich plasma may help with hair growth and skin quality but more research is needed to confirm its effectiveness.

Understanding the mouse hair cycle is crucial for cancer research.

Minoxidil is the only FDA-approved topical drug for treating male or female pattern hair loss, and other medications like finasteride and dutasteride can also increase hair growth.

Fetal wound healing changes with development, affecting inflammation and collagen, which may influence scarring.

Lowering testosterone speeds up wound healing in male mice.

PRP injections improve hair thickness for baldness.

Correct skin biopsy techniques are crucial to avoid misdiagnosis of skin diseases.

UV radiation can help sterilize wounds and promote healing but requires careful use to avoid damaging cells.

The document concludes that proper diagnosis and a combination of medical, hair-care, and surgical treatments are important for managing alopecia in black women.

Pure carbon nanotubes are safe for mice, but impure ones cause immune issues and hair loss.

Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.

Platelet-rich plasma might help tissue regeneration in dentistry, but results vary and more research is needed.