December 2025 in “Nature Communications” This study demonstrated that skin organoids derived from human stem cells can model cutaneous tuberculosis, revealing that fibrosis development in Mycobacterium tuberculosis-infected organoids is linked to the PI3K-AKT and AP1 pathways in fibroblasts, and suggesting the potential for antifibrotic treatment evaluation.
April 2025 in “WORLD JOURNAL OF PLASTIC SURGERY” This study reported that stem cells derived from semi-solid bone marrow improved the healing of diabetic incision wounds in rats by increasing epidermal thickness and blood vessel growth, and reducing hair follicle destruction, cellular penetration, diffuse fibrosis, and necrosis compared to control groups.
September 2022 in “Research Square (Research Square)” This study found that mammary resident macrophages regulate mammary epithelium cell division and development, with implications for maintaining mammary stem cell activity and homeostasis.
271 citations
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May 2019 in “Cells” This review discusses the therapeutic potential of MSC-derived secretomes for treating degenerative and inflammatory diseases, reporting no new clinical results but highlighting their proposed mechanisms and advantages over direct MSC transplantation.
3 citations
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May 2022 in “Oncogene” This study revealed that Vav2 and Vav3 play roles in regulating hair follicle bulge stem cells in normal conditions and cancer stem cell activation and remodeling in mice.
January 2026 in “Open Life Sciences” This study found that exosomes derived from human amniotic mesenchymal stem cells enhanced stem cell proliferation and structural restoration in irradiated salivary glands of rats, with significant improvements observed by day 7, suggesting activation of the Wnt signaling pathway.
May 2023 in “Research Square (Research Square)” This study found that the natural product Shi-Bi-Man significantly promoted hair regeneration in cynomolgus monkeys, increasing hair follicle number and activation by boosting specific protein markers and interactions in Laminin-related pathways.
December 2025 in “Scientific Reports” This study found that preconditioning human hair follicle-derived stem cells with valproic acid enhanced their survival and migration in ischemic-like conditions by activating autophagy and inhibiting the AKT/mTOR pathway, suggesting this approach could improve stem cell therapies for ischemic stroke.
7 citations
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March 2018 in “Journal of The American Academy of Dermatology” This study found that pediatric HSCT recipients, especially those with chronic graft-versus-host disease, are at risk for developing various nonmalignant late cutaneous changes such as vitiligo, psoriasis, alopecia, and nail changes.
22 citations
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November 2017 in “Scientific Reports” This study found that, despite a major depletion of SOX2-expressing stem cells in the pituitary, there was no effect on endocrine cell homeostasis or response to certain stressors in adult mice.
14 citations
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March 2020 in “Cold Spring Harbor Perspectives in Biology” This review discusses the flexibility and diversity of tissue stem cell systems, particularly focusing on the motility and ligand distribution of spermatogenic stem cells, without presenting new experimental results.
44 citations
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October 2017 in “Scientific Reports” This study found that far-infrared radiation preconditioning significantly enhanced the proliferation, survival, and migration of bone marrow-derived stem cells in vitro, indicating potential therapeutic benefits for cardiac ischemia treatment.
8 citations
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June 2021 in “International Journal of Molecular Sciences” In this study, UCMSC exosomes showed protective effects against cisplatin-induced hearing loss in mice by improving hearing and promoting cochlear tissue repair.
3 citations
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July 2023 in “Frontiers in Aging” This research detailed a single-cell atlas showing dynamic hair follicle stem cell states associated with the hair cycle during aging in mice, highlighting differences in chromatin landscape linked to stem cell differentiation and quiescence, and providing a foundation for future exploration of aging reversal.
February 2026 in “Molecular and Cellular Probes” This systematic review synthesizes evidence from the past 20 years to highlight the potential of exosome-based therapies from stem cells and plants in improving cutaneous repair, skin aging, and challenging dermatological conditions through mechanisms like immunomodulation and collagen remodeling.
74 citations
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June 2021 in “Frontiers in Cell and Developmental Biology” This study suggests that exosomal miRNAs from human amniotic fluid stem cells may inhibit myofibroblast differentiation and reduce fibrotic scarring in wound healing.
1 citations
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December 2025 in “Stem Cell Research & Therapy” This study found that hucMSC-EXOs delivered via intratympanic injection effectively target vestibular sensory tissues, significantly reducing gentamicin-induced balance issues and high-frequency hearing loss, with some measured outcomes surpassing those achieved with dexamethasone.
April 2019 in “Journal of Investigative Dermatology” This study found that ultraviolet radiation causes significant damage to human hair follicles, including increased cell apoptosis and oxidative DNA damage, but this damage may be mitigated by topical caffeine.
12 citations
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May 2024 in “International Journal of Nanomedicine” This review discusses the potential of stem cell-derived extracellular vesicles for improving diabetic wound healing and highlights their mechanisms, limitations, and challenges, but provides no new clinical findings.
July 2025 in “World Journal of Stem Cells” This review highlights that exosome-based therapies show promise for hair regeneration by modulating signaling pathways and enhancing hair follicle regeneration; however, further clinical research is needed due to variability in methods and limited clinical studies.
The systematic review reported promising outcomes for stem cell-enriched treatments in aesthetic medicine, such as improved skin rejuvenation, hair restoration, and scar revision. However, challenges like protocol variability and regulatory issues must be addressed to ensure effective and safe clinical applications.
150 citations
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December 2012 in “EMBO Reports” This review explores the mechanisms of adult stem cell self-renewal, using skin as a model, and reports no new results but raises important unanswered questions in the field.
21 citations
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July 2020 in “Stem Cell Research & Therapy” This study found that adipose-derived mesenchymal stem cells from type 2 diabetes mice were slightly less effective, yet had comparable therapeutic effects on wound healing compared to non-diabetic controls.
1 citations
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December 2023 in “Scientific reports” This study investigated the use of 3D cell culture technology to explore hair follicle regeneration, examining the impact of the 3D cellular environment on hair follicle morphogenesis and the effects of microwell depth on spheroid formation.
September 2026 in “Journal of Cosmetic Dermatology” This review reports limited evidence suggesting that stem cell-based therapies, particularly using human-derived mesenchymal stem cells and exosomes, may be effective for skin rejuvenation, though results are uncertain due to methodological limitations and variability across studies.
March 2024 in “Stem cell research & therapy” This study found that conditioned medium from human dental pulp stem cells (particularly under hypoxic conditions) improved keratinocyte survival and hair regrowth in a chemotherapy-induced alopecia mouse model and did not promote tumor growth, suggesting potential for safe therapeutic use.
This chapter reviews the presence and roles of stem cells in various body systems, focusing on their lifelong function in animals and humans, and reports no new experimental findings.
1 citations
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July 2019 in “Journal of Dermatology and Dermatologic Surgery” This review discusses the potential of stem cell therapies for regenerating hair in nonautoimmune hair loss and calls for more studies to evaluate their efficacy.
22 citations
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November 2023 in “Clinical Cosmetic and Investigational Dermatology” This review examines the potential mechanisms by which stem cell-derived cell-free therapy may prevent skin aging, highlighting various molecular targets and pathways involved in regeneration, oxidative stress regulation, ECM preservation, cell activity modulation, and inflammation.
30 citations
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April 2013 in “Journal of Investigative Dermatology” This study found that ionizing radiation primarily affects keratinocyte stem cells in the hair follicle, suggesting they play a central role in radiation-induced hair graying, rather than melanocyte stem cells.