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Intralesional triamcinolone acetonide is better than PRP for treating scalp alopecia areata, leading to faster and more complete hair regrowth.

Japanese researchers created new hair follicles from human cells that grew hair when put into mice, and other findings showed a link between eye disease severity and corneal thickness, gene mutations affecting hearing and touch, and the safety of the shingles vaccine for adults over 50.

Isotretinoin shrinks sebaceous glands without affecting hair or skin color, unlike etretinate.

Marie Antoinette syndrome causes sudden hair whitening, but its exact cause is unknown.

Two patients with psoriasis grew extra hair after using certain psoriasis medications.

Applying calreticulin can speed up wound healing in diabetics.

Patient-derived melanocytes can potentially treat vitiligo by restoring skin pigmentation.

Gonadal hormones significantly affect the severity of alopecia areata in mice.

A chubby child can still be malnourished.

A 16-year-old boy had a rare case of Becker's nevus on his face and mouth.

Melanocyte transplantation can safely restore skin color, especially in stable vitiligo, but must be chosen carefully based on the disease phase.

Alefacept showed some effectiveness for alopecia areata but needs more research.

A 3-year-old girl with skin mast cell buildup and congenital baldness improved with treatment, suggesting a rare link between these conditions.

Reduced Stx17 expression may contribute to Alopecia Areata.

Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.

Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.

Greying hairs may be protected from alopecia areata.

Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.

Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.

Androgens can both increase and decrease hair growth in different parts of the body.

Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.

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

Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.

Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.

Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.

Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.

The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.

Hair grays due to oxidative stress and fewer functioning melanocytes.

Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.

Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.