117 citations
,
March 2017 in “Nature Communications” This study shows that macrophage-induced TNF signaling can activate hair follicle stem cells and promote new hair follicle formation after wounding by regulating AKT/β-catenin pathways.
88 citations
,
January 2019 in “Journal of Tissue Engineering and Regenerative Medicine” This review discusses current uses and advancements in mesenchymal stem cell-derived conditioned media as a potential regenerative therapy but does not present new clinical findings.
44 citations
,
September 2019 in “The EMBO Journal” This study found that lymphatic vessels in mice are important for hair follicle development and organization, as their depletion blocks hair growth.
15 citations
,
May 2023 in “npj Regenerative Medicine” This study found that mammary resident macrophages play a key role in mammary tissue development by influencing cell division and maintaining mammary stem cell activity through the TNF-α-Cdk1/Cyclin B1 signaling pathway, highlighting their importance in the mammary stem cell niche.
3 citations
,
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.
June 2026 in “Frontiers in Cell and Developmental Biology” In this review, researchers examined how needle gauge and length impact the viability of human stem cells during injections, emphasizing the balance between minimizing tissue trauma and preserving cell viability to optimize clinical protocols.
March 2026 in “Plastic and Aesthetic Research” This review highlights that exosomes from adipose-derived stem cells, particularly those enriched with circ-Ash1l, can inhibit ferroptosis and reduce UVB-induced skin aging by delivering GPX4-promoting signals to damaged cells, thus offering a potential regenerative therapy for photoaged skin.
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.
77 citations
,
March 2021 in “Nature” In this study, increased corticosterone from chronic stress prolonged hair follicle stem cell quiescence in mice, inhibiting regeneration, but restoring Gas6 expression overcame this inhibition.
47 citations
,
October 2016 in “Molecular and Cellular Endocrinology” This study found that DKK1 and WNT10b are paracrine factors that modulate hair follicle stem cell differentiation inhibition, contributing to androgenetic alopecia by affecting Wnt signaling in androgen-sensitive dermal papilla cells after dihydrotestosterone stimulation.
This study observed that exosomes derived from adipose-derived stem cells significantly enhanced bone marrow mesenchymal stem cell migration and osteogenesis, leading to improved bone regeneration in a rat model of calvarial defects.
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.
31 citations
,
April 2016 in “Nature communications” This study found that in adult mouse skin, reduced levels of histone H3 K4/K9/K27me3 during hair follicle stem cell quiescence are linked to proper tissue homeostasis.
November 2023 in “Animal Bioscience” This study found that miR-133a-3p and miR-145-5p influenced goat hair follicle stem cell differentiation by inhibiting NANOG expression and promoting SOX9 expression.
182 citations
,
June 2017 in “Biomaterials” This study found that adipose-derived mesenchymal stem cells produced more anti-inflammatory and pro-angiogenic cytokines on electrospun scaffolds, which enhanced wound healing and macrophage activity in a rat model.
12 citations
,
December 2019 in “International Journal of Molecular Medicine” This study found that human umbilical cord blood-derived mesenchymal stem cells (hUCB-MSCs) significantly prevented hair loss induced by dexamethasone in a mouse model and enhanced cell proliferation in human hair follicle cells, suggesting a protective effect against stress-related hair loss.
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.
71 citations
,
January 2019 in “International journal of biological sciences” This study proposes the miR-22-5p-LEF1 axis as a novel pathway that may regulate hair follicle stem cell proliferation.
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.
April 2018 in “Journal of Investigative Dermatology” This study found that kaempferol increased the proliferation potential of basal epidermal cells in three-dimensional skin models by enhancing integrin expression and altering cell morphology.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study demonstrated that disrupting EGFR signaling in mice leads to immune sensitivity compromising the hair follicle's protective environment, but JAK1/2 inhibition can restore this immune privilege and stimulate hair growth, suggesting a potential therapy for scarring hair loss diseases like cicatricial alopecia.
This study discovered that in *Drosophila*, knockdown of specific storage proteins in adipocytes decreased germline stem cell maintenance, implicating a role for these proteins in adult tissue regulation.
118 citations
,
April 2020 in “Stem Cell Research & Therapy” This study found that adipose-derived mesenchymal stromal cell secretome, particularly when preconditioned with IFNγ, significantly influences cell motility and anti-inflammatory responses, enhancing its potential as a regenerative therapy.
59 citations
,
February 2012 in “Journal of Dermatological Science” This review discusses the multiple layers of environmental controls on hair stem cell homeostasis and suggests that targeting these layers could offer safer regenerative medicine therapies without directly using stem cells.
11 citations
,
December 2024 in “Stem Cell Research & Therapy” In this study, hUCMSCs-Exo significantly accelerated wound healing in rat perianal fistulas with notable safety, potentially through the activation of the HIF-1α/TGF-β/Smad signaling pathway.
8 citations
,
May 2013 in “Journal of Investigative Dermatology” This review explores the molecular processes behind hair follicle stem cell activation and suggests new potential targets for designing therapies for various types of alopecia, but it reports no clinical results.
May 2024 in “Cytotherapy” In this study, a 40-year-old man with hair loss showed complete hair regrowth and no relapse 24 weeks after receiving umbilical cord mesenchymal stem cell and secretome injections, highlighting their potential for alopecia treatment, although further research involving larger populations is needed.
November 2025 in “Stem Cell Research & Therapy” This study suggests that human DSCCs may aid in hair follicle regeneration and reduce microinflammation, with potential applications in regenerative medicine evaluated through a new morphometric analysis.
17 citations
,
August 2020 in “Stem Cell Research & Therapy” This study found that a 3D co-culture of endothelial colony-forming cells and adipose-derived stem cells restored stem cell properties and improved healing in a mouse model of chronic injury.