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Keratin-associated proteins have ancient origins and were used for different purposes before being adapted for hair in mammals.

A new tool can analyze hair to detect changes due to hormones, genetics, and aging.

Hair restoration surgery can effectively increase pubic hair density, with patient satisfaction and natural results largely depending on the chosen hair pattern and graft design.

Hair transplantation using PLFUT is effective for eyebrow restoration with natural-looking results and no scarring.

Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.

The BASP classification is effective for diagnosing pattern hair loss in Indian men and women.

Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

Vimentin and transthyretin proteins are linked to black coat color in sheep.

Hair camouflage offers various options for hair loss, helping reduce psychological impact.

Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.

Adding platelet-rich plasma improves hair density and thickness in androgenetic alopecia.

Targeted cancer therapies often cause skin problems that need careful management to improve patient quality of life and treatment success.

Human hair-derived particles can effectively carry and release the cancer drug Paclitaxel in a pH-sensitive manner, potentially targeting cancer cells while sparing healthy ones.

Finasteride treats hair loss but may cause side effects like low libido and dizziness.

New eco-friendly method strengthens and sets hair using light and causes less damage.

Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.

Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.

Ex vivo dermatoscopy may lower lab costs and improve diagnosis speed for hair loss biopsies.

Simvastatin/ezetimibe did not effectively treat severe alopecia areata and caused side effects in some patients.

High-resolution MRI can distinguish between tertiary androgenetic alopecia and severe alopecia areata by measuring scalp and tissue thickness and hair follicle depth.

5% topical minoxidil effectively treated a boy's congenital triangular alopecia without side effects.

The approach improves scalp surgery results by tailoring techniques to defect size and location.

Hair restoration for East Asians should consider their unique characteristics like head shape, hair thickness, and hair density, and use modified procedures and treatments to minimize scarring and maintain hair density.

Needle shape affects the force needed for hair implants, with certain shapes reducing the effort required.

Different ethnic hair traits must be considered for successful hair restoration surgery to achieve natural-looking results.

Different hair transplant tools work best in different situations; surgeons should know their tools and patient differences to improve results.

About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.

Various techniques and tools for hair restoration were presented in 1998, including a mathematical model for donor area, use of lasers in surgery, methods for controlling grafted hair direction, and ways to increase graft yield. Satisfaction rates were around 39%, and studies showed trauma and dehydration can damage hair follicles.

Certain nail conditions can suggest thyroid problems, with different symptoms for underactive (slow, thin nails) and overactive (spoon-shaped, brittle nails) thyroid.

Congenital triangular alopecia can occur outside the typical fronto-temporal region.