May 2026 in “International Journal of Molecular Sciences” This study found that plucked hair follicles can serve as a practical and scalable source for regenerative medicine, as researchers successfully isolated and expanded keratinocytes and mesenchymal stem cells for potential cell-based and cell-free therapies, demonstrating significant wound-healing bioactivity in vitro.
March 2026 in “Frontiers in Cell and Developmental Biology” This meta-analysis found that autologous cell-based therapies, especially stromal vascular fraction, significantly improved atrophic acne scars over control treatments, enhancing both clinical and patient-reported outcomes.
February 2024 in “Plastic and Reconstructive Surgery – Global Open” This systematic review found that both cellular and acellular stem cell-based therapies are safe and able to improve hair regeneration and density in patients with androgenic alopecia, although some results may be temporary.
November 2022 in “Journal of Investigative Dermatology” This study found that autologous γdTregs displayed significant protective effects on alopecia areata-affected human scalp hair follicles in both ex vivo and in vivo settings, suggesting potential for future cell-based therapy.
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May 2015 in “Regenerative Medicine” This commentary explores the marketing of unproven and unlicensed adipose-derived stem cell treatments in US clinics, highlighting concerns about patient safety and regulatory challenges.