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Special and immunohistochemical stains are not routinely needed for diagnosing hair disorders.

Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.

FP-1 is a key protein in rat hair growth, active only during the growth phase.

Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.

Henna dye improves hair cuticle and thickness but effects vary by hair type and health.

α-parvin is necessary for skin and hair growth and for the correct orientation of skin cells.

Cantu syndrome, which causes excessive hair growth and skin issues, is due to a mutation in the ABCC9 gene, and understanding this could help develop new treatments for hair diseases.

Hair follicles and deer antlers regenerate similarly through stem cells and are influenced by hormones and growth factors.

The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.

A specific type of skin cell creates an opening for hair to grow out, and problems with this process can lead to skin conditions.

Hair stiffness is higher when it has more para-like cortical cells.

Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.

Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.

Hair dyes and perms can damage hair and scalp, but using interventions can reduce harm.

Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.

The document explains how hair follicles develop, their structure, and how they grow.

Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.

Chemical treatments severely damage hair cuticles, especially in previously treated hair.

Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.

Hair care products are important for appearance and self-esteem, and choosing the right ones can help maintain healthy hair.

Hair and nails are skin parts that develop early and serve protective and functional roles.

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

Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.

Some congenital hair disorders improve in childhood or with treatments like minoxidil and retinoids, while others like Netherton syndrome and trichothiodystrophy have a poor prognosis.

pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.

Exosomes from umbilical cord cells fix hearing loss and damaged ear hair cells in mice.

KAP-depleted hair causes less immune response and is more biocompatible for implants.

Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.

Androgens can cause hair growth in some areas and hair loss on the scalp.