April 2021 in “Journal of Investigative Dermatology” Arg1+ macrophages may play a role in causing alopecia areata.
April 2023 in “Journal of Investigative Dermatology” New drug targets for hair loss treatment were identified by studying cell interactions in hair follicles.
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July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Imiquimod cream activates hair follicle stem cells and causes early hair growth by changing immune cells and certain protein expressions.
August 2024 in “International Journal of Molecular Sciences” Androgenetic alopecia involves immune cell disruptions, especially increased CD4+ T cells around hair follicles.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called EGFR protects hair follicle stem cells, and when it's disrupted, hair follicles can be damaged, but blocking certain pathways can restore hair growth.