April 2019 in “Journal of Investigative Dermatology” Simvastatin reduces inflammation and promotes hair regrowth in alopecia areata.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study suggests that a specific type of immune cell, memory-like NK cells, may increase during active hair loss in Alopecia areata.
December 2023 in “International journal of multidisciplinary research and analysis” SH-MSCs gel can effectively treat alopecia by increasing IL-10 and decreasing TNF-α gene expression.