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Future hair cosmetics will be safer and more effective.

High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.

Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.

Dermatoscopy can help identify hydroquinone-induced skin issues, avoiding invasive biopsies.

Most patients who had scalp skin removed for burns as children had normal hair growth and were satisfied years later.

Reflectance confocal microscopy is useful for diagnosing and monitoring skin diseases, but it has limitations and requires expertise for correct use.

Trichoscopy helped diagnose and cure a child's hair loss caused by a fungal infection.

Transplanted whisker follicles caused long hair growth on the spinal cords of mice.

A woman with a scalp infection and herpes recovered fully after treatment.

A baby boy's toe was saved from damage caused by hair strangulation by quick surgical treatment.

Treatment with methotrexate and prednisolone led to complete hair regrowth and no relapse for 2 years.

Afro-textured hair needs personalized care due to its unique genetic traits.

Hair camouflage methods like wigs and extensions can help Black women with alopecia feel better but may also damage hair if not used carefully.

The sharp implanter method for hair graft placement is simpler and faster, allowing for dense packing of grafts with natural results.

Hair follicle size and distribution vary significantly across different body sites.

Metabolic signals and cell shape influence how cells develop and change.

Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.

Smaller nanoemulsions can penetrate skin and hair follicles better, which may be useful for delivering drugs and vaccines through the skin.

Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.

Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.

Surgical robots have improved but still can't perform tasks or make decisions on their own.

Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.

Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.

Mice with human fetal thymic tissue and stem cells developed symptoms similar to chronic graft-versus-host disease.

Human skin can provide stem cells for tissue repair and regeneration, but there are challenges in obtaining and growing these cells safely.

Akebia quinata and Akebia trifoliata have many health benefits and potential medical uses.

Body hair transplants can treat baldness but differ from scalp hair and need more research on long-term results and side effects.

Mutations in NIPAL4 cause skin issues by disrupting lipid layers, but some improvement is seen with topical treatment.

Facelifts for Asians are challenging due to thicker, heavier skin.

The nanofibers effectively treated infected diabetic wounds by killing bacteria and aiding wound healing without toxicity.