Fully Functional Hair Follicle Organ Regeneration Using Organ-Inductive Potential Stem Cells With an Accessory Mesenchymal Cell Population in an In Vitro Culture System

    February 2026 in “ Biochemical and Biophysical Research Communications ”
    Koh-ei Toyoshima, Ayako Tsuchiya, Miho Ogawa … Takashi Tsuji
    Studysummary This study identifies a specific cell population, PDGFRα+/Sca1+/CD34+ mesenchymal cells, which play a crucial role in regenerating hair follicles by promoting the downgrowth phase of the hair cycle, offering insights into organ morphogenesis and stem cell niches essential for adult hair regeneration.
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