March 2026 in “Cosmetics” This observational study found that endoscopic subcutaneous midface elevation with vertical SMAS plication safely and effectively rejuvenates the mid and lower face in patients under 45 with early facial soft-tissue ptosis, reporting no facial nerve injuries and minor complications like localized cicatricial alopecia and hematomas.
March 2026 in “Frontiers in Veterinary Science” This study found that all-trans retinoic acid (ATRA) inhibits proliferation and promotes apoptosis in secondary hair follicle-derived dermal papilla cells from cashmere goats, likely via the TGF-β2/Smad2/3 signaling pathway.
October 2025 in “Records of Natural Products” This research found that kaempferol, a flavonoid from hair growth-promoting plants, significantly enhanced human dermal papilla cell proliferation and inhibited specific signaling pathways, outperforming minoxidil, with topical application in mice promoting hair growth and thickness, indicating potential as a natural hair loss treatment.
January 2025 in “International Journal of Biological Macromolecules” This study found that decorin treatment significantly enhances dermal papilla cell proliferation, promoting hair follicle growth by influencing the SMAD3/TGF-β signaling pathway through exosomal miR-129–2-3p, which may aid in novel strategies for treating hair disorders and enhancing wool production.
December 2024 in “Biomaterials Research” This study demonstrated that exosomes from human hair follicle mesenchymal stem cells can enhance collagen production, promote cell proliferation and migration in human dermal fibroblasts, and reverse signs of UV-induced skin aging in mice, potentially via a miR-125b-5p/TGF-β1/Smad signaling pathway.
October 2023 in “Facial Plastic Surgery” This article describes the PHAT technique for lip and facial rejuvenation but reports no new clinical findings; the technique aims to improve skin quality and enhance surgical outcomes.
April 2020 in “Research Square (Research Square)” This study found that exosomes derived from human bone marrow mesenchymal stem cells significantly promote cutaneous wound healing in rats by modulating the TGF-β/Smad signaling pathway.
April 2017 in “Journal of Investigative Dermatology” In this study, HPH-15, a newly synthesized compound, demonstrated potential in reducing skin fibrosis in a mouse model by targeting underlying pathogenic mechanisms and exhibited a good safety profile, warranting further clinical trials for fibrotic skin disorders like systemic sclerosis.
June 2008 in “The Knowledge Bank (The Ohio State University)” This study found that deleting Smad2 and Smad3 in murine skin leads to severe skin abnormalities and cancerous lesions, similar to but more severe than those seen in Smad4 mutants, indicating the critical role of TGF-β signaling in skin development.
March 2023 in “International Journal of Molecular Sciences” This study found that exosomes from adipose mesenchymal stromal cells, particularly those carrying miR-122-5p, may enhance hair follicle regeneration in androgenic alopecia by targeting the TGF-β/SMAD3 axis.
10 citations
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January 2020 in “Genes & Diseases” In this study, circ-Smad5 was found to inhibit the proliferation and cell cycle progression of JB6 cells by suppressing Wnt/β-catenin/Lef 1 signaling activation, marking the first report of its function.
3 citations
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January 2020 in “Journal of Cutaneous and Aesthetic Surgery” This review highlighted that despite existing treatments, chronic nonhealing leg ulcers remain a significant therapeutic challenge, necessitating the development of new methods that are effective, safe, and affordable for patients.
April 2026 in “Inflammopharmacology” This study found that Punica granatum ethanolic leaf extract may alleviate skin fibrosis in rats by modulating inflammation-related pathways and reducing dermal alterations.
4 citations
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April 2024 in “Cellular and Molecular Biology” In this study, injectable platelet-rich fibrin (i-PRF) was found to enhance the proliferative, migratory, and hair-inducing abilities of dermal papilla cells more effectively than platelet-rich plasma through the TGF-β/Smad pathway.
January 2026 in “Molecular Nutrition & Food Research” This study found that Gynostemma pentaphyllum hydrodistillate and Damulin B exert significant anti-photoaging effects in UVB-irradiated models by reducing oxidative stress, improving ECM integrity, and enhancing skin hydration and elasticity.
April 2025 in “Journal of Investigative Dermatology” This study discovered that exosomes from adipose-derived mesenchymal stem cells can mitigate damage in dermal papilla cells by modulating the TGF-β1/SMAD2 signaling pathway through miRNAs miR-574-3p and miR-125a-5p, revealing potential therapeutic targets for androgenetic alopecia.
In this study, Smad4 deletion in satellite cells hindered skeletal muscle regeneration in adult mice and did not enhance regeneration in aged mice, indicating Smad4's crucial role in muscle repair.
This study found that Smad4 is crucial for satellite cell amplification during skeletal muscle regeneration, with aged cells exhibiting less Smad4 and reduced regenerative capability in mice.
18 citations
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February 2022 in “Cell Death Discovery” In this study, researchers found that hair follicle-derived mesenchymal stem cells, modified to overexpress extracellular matrix protein 1, significantly improved liver function and reduced liver damage in cirrhotic mice by inhibiting hepatic stellate cell activation and TGF-β/Smad signaling.
17 citations
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August 2020 in “Stem Cell Research & Therapy” In this study, SIRT1-modified human umbilical cord mesenchymal stem cells reduced peritoneal fibrosis in a rodent model, suggesting potential as a treatment strategy for peritoneal dialysis-induced damage.
11 citations
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September 2023 in “Nature Communications” In this study, researchers found that the cell surface protein Lrig1 plays a crucial role in regulating the suppressive function of regulatory T cells, suggesting it as a potential target for treating autoimmune diseases, as evidenced by experiments in mouse models.
18 citations
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January 2013 in “Evidence-based Complementary and Alternative Medicine” In this study, ALR was found to enhance both the proliferation and osteogenic differentiation of mouse bone marrow mesenchymal stem cells, potentially through specific signaling pathways.
245 citations
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January 2018 in “Bone Research” This review discusses the role of TGF-β signaling in stem cell recruitment and tissue regeneration, indicating that abnormalities in TGF-β activation contribute to various major diseases and suggesting avenues for therapeutic intervention.
82 citations
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February 2017 in “Cold Spring Harbor Perspectives in Biology” The TGF-β family helps control how cells change and move, affecting skin, hair, and organ development.
54 citations
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November 2017 in “Scientific Reports” In this study, researchers observed that hyperandrogenic PCOS patients exhibited distinct miRNA and TGFβ signaling gene expression patterns in granulosa cells, suggesting these factors may play a role in PCOS pathogenesis.
28 citations
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August 2019 in “BMC Genetics” This study identified a target relationship between miR-148a, miR-10a, and BMP7, suggesting these microRNAs influence dermal papilla cell proliferation and may regulate hair follicle growth.
26 citations
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September 2018 in “Journal of Molecular Cell Biology” This study observed that Endoglin is crucial for maintaining correct hair follicle cycling and stimulating hair follicle stem cell niches through feedback interactions involving Wnt/β-catenin and Bmp/Smad signaling pathways in a mouse model.
22 citations
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February 2013 in “Wound Repair and Regeneration” In this study, CD109 overexpression in transgenic mice led to reduced inflammation and improved collagen organization during wound healing without affecting wound closure.
19 citations
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April 2015 in “European Journal of Pharmacology” This study found that dihydrotestosterone (DHT) may shorten the hair growth cycle through mechanisms like cell-cycle arrest and β-catenin downregulation in rat hair follicle cells.