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Researchers found new hair and nail genes, how hair reacts to UV, differences in white and pigmented hair growth, nerve changes in alopecia, treatments for baldness and alopecia, a toenail condition linked to a genetic disorder, and that nail fungus is more common in people with psoriasis.

Follistatin helps hair growth and cycling, while activin prevents it.

Animal models, especially mice, are essential for advancing hair loss research and treatment.

IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.

The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.

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

Transplanting a mix of specific skin cells can significantly improve the repair of damaged hair follicles.

Researchers made a mouse model with curly hair and hair loss by editing a gene.

Zizyphus jujuba essential oil can promote hair growth.

Overexpressing the mineralocorticoid receptor in mouse skin causes skin thinning, early skin barrier development, eye issues, and hair loss.

Disrupting Acvr1b in mice causes severe hair loss and thicker skin.

Permanent hair removal is hard, but using longer laser pulses at lower power might improve results.

Cells treated with Wnt-10b can grow hair after being transplanted into mice.

Alopecia areata causes hair loss due to an immune attack on hair follicles, influenced by genetics and environment.

Norgalanthamine from Crinum asiaticum may help hair grow.

Reducing FOXA2 in skin cells lowers their ability to grow hair.

FGF18 treatment during hair's resting phase can protect against hair loss from radiation.

Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.

A genetic change in the EDAR gene causes the unique hair traits found in East Asians.

Scientists found a way to grow human hair cells in a lab that can create new hair when transplanted.

Mice lacking Insig proteins had hair growth problems due to cholesterol buildup, but this was fixed by the drug simvastatin.

Hair follicle stem cells are similar to bone marrow stem cells but are better for fat cell research.

Androgens play a key role in hair growth and disorders like baldness and excessive hairiness.

Hairless mice lack fur due to a genetic mutation affecting skin response, not hormone issues.

All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.

The Wnt/β-catenin pathway can activate melanocyte stem cells and may help regenerate hair follicles.

GRK2 is essential for healthy hair follicle function, and its absence can lead to hair loss and cysts.

Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.

Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.

Exosomes from special stem cells help treat ulcerative colitis by reducing inflammation and stress.