July 2025 in “Journal of Investigative Dermatology” Scarring alopecia involves increased immune cells and specific gene changes near damaged hair follicles.
September 2023 in “Nature communications” Alk1 in specific cells is crucial for proper nerve branching and hair function.
December 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” AP-2α and AP-2β proteins are essential for healthy adult skin and hair.
December 2025 in “The Journal of Cell Biology” Keratin 15 helps maintain skin cell growth and repair.
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February 2009 in “Nature Reviews Molecular Cell Biology” Skin stem cells are crucial for maintaining and repairing the skin and hair, using a complex mix of signals to do so.