April 2023 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” This study concluded that mesenchymal stem cells from adipose tissue harvested using laser-assisted liposuction with selective photo-stimulation are as effective and low-risk for cell therapy as those obtained through conventional liposuction, based on their differentiation potential, cellular proliferation, and cytokine expression.
The study found that adipose-derived mesenchymal stem cells obtained via laser-assisted liposuction with selective photo-stimulation are comparable in differentiation potential and tumorigenic risk to those from conventional liposuction for cell therapy applications.
April 2018 in “Journal of Investigative Dermatology” This study found that both Th1 and Th2 cytokine markers were elevated in the serum and skin of patients with alopecia areata, with Th2 markers more closely linked to disease severity.
December 2012 in “Journal of Dermatological Science” This study found that activating Wnt/beta-catenin signaling in hair follicles is sufficient to induce adipocyte generation in the dermis, affecting both hair follicle stem cell activation and adipocyte differentiation.
January 2026 in “Bioengineering” In this review, various expression systems for synthesizing recombinant collagen are compared, highlighting their efficiency, modification capabilities, and cost. Key purification techniques are also analyzed, and challenges like reducing R&D costs and improving safety protocols are identified.
42 citations
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February 2017 in “Scientific Reports” In this study, researchers differentiated induced pluripotent stem cells into cells with dermal papilla-like properties, demonstrating their potential role in hair follicle bioengineering and drug testing for hair growth.
18 citations
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May 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” This study observed significant differences in immune cell infiltration and gene expression across different skin sites, with the back displaying higher tolerance-promoting immune mechanisms, which may enhance epicutaneous immunotherapy outcomes.
9 citations
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February 2022 in “BMC Genomics” This study examined gene expression in cashmere goats and identified key pathways and molecular regulators that influence hair follicle growth stages and melatonin's role in promoting cashmere growth.
June 2024 in “Synthetic and systems biotechnology” In this study, researchers identified a collagen fragment, sample-1707, expressed in E. coli, which forms nanofibers and promotes blood clotting, osteoblast differentiation, and skin cell regeneration, making it a promising biomaterial for skin care, with a large-scale production yield of 600 mg/L.
November 2022 in “Journal of Investigative Dermatology” This study found that apocynin restored collagen production, reduced DNA damage and senescence, and protected skin stem cells from aging in UVB-exposed human keratinocytes.
46 citations
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November 2022 in “The Journal of Dermatology” This review discusses recent findings on the mechanisms driving bullous pemphigoid, highlighting epitope spreading and the roles of regulatory T cells, and reports no new experimental results.
16 citations
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December 2015 in “Journal of Investigative Dermatology” This study found significant gene expression abnormalities in hair follicles affected by alopecia areata, suggesting persistent changes that may predispose to future relapses even after hair regrowth.
June 2026 in “Immunity Inflammation and Disease” In this study, researchers observed that dandruff involves altered keratinocyte activity and a low-grade inflammatory response characterized by increased interleukin-17-producing T-cells and CCL17 levels, but without significant changes in immune cell populations or skin barrier lipids.
January 2026 in “Veterinary Sciences” In this study, researchers found that significant transcriptomic changes occur in the skin of Dezhou donkey foals as they age from newborns to one year old, involving gene expression shifts that may enhance skin barrier function and hair follicle development, while reducing collagen synthesis.
124 citations
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July 2017 in “eLife” This study found that COL17 deficiency in neonatal mice causes abnormal skin cell proliferation due to disrupted Wnt signaling, while replenishing or overexpressing COL17 can reverse this effect in both neonatal and aged skin.
This study found that type XVII collagen (COL17) regulates interfollicular epidermis proliferation in both neonatal and aged mice through Wnt signaling, suggesting its potential as a target for anti-aging skin strategies.
This study found that type XVII collagen is crucial for regulating epidermal cells' proliferation in mice and may be a promising target for anti-aging skin treatments.
31 citations
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October 2021 in “Antibiotics” This study observed that post-surgical use of chlorhexidine digluconate mouth rinse in patients may induce a fibrotic transformation in gingival tissue, promoting a scar-like wound healing response.
June 2025 in “Materials Today Bio” In this study, a silk fibroin hydrogel containing recombinant NT3 was found to promote scar-less wound healing in a mouse skin injury model by enhancing type III collagen expression and inducing hair follicle formation.
65 citations
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December 2015 in “Experimental dermatology” This study found that both Th1 and Th2 immune responses, along with IL-23 and IL-32 cytokine pathways, are active in alopecia areata lesions, and corticosteroid injections significantly altered these immune markers.
5 citations
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October 2022 in “Cosmetics” This article reviews in-vitro and cell-free methods for assessing the efficacy of herbal ingredients in cosmetic formulations for skin health and hair growth, but it reports no new clinical results.
3 citations
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February 2015 in “Mechanisms of development” This study observed that areola formation in mice requires exposure to pregnancy hormones and mechanical strain, beyond individual stimuli like hormonal milieu or strain alone.
In this study, ritlecitinib treatment for 12 and 24 weeks downregulated immunity-related genes and upregulated hair keratin genes in patients with alopecia areata, correlating with scalp hair regrowth response.
August 2024 in “International Journal of Molecular Sciences” In this animal study, researchers found that local administration of mesenchymal stem cell therapy improved hair regrowth and reduced local inflammatory cytokines in mice with Alopecia Areata, although systemic cytokine levels were unchanged.
36 citations
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December 2021 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” This study observed that both ritlecitinib and brepocitinib improved scalp biomarkers in patients with alopecia areata, with associations to hair regrowth seen in this phase 2a trial.
22 citations
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April 2020 in “Scientific reports” This study explored gene expression in Changthangi goats and found that higher expression of keratin-related genes and specific signaling pathways may play a role in the development of Pashmina fiber.
June 2023 in “Research Square (Research Square)” This study identified shared gene expression changes and immune cell infiltration patterns that may contribute to hair loss in alopecia areata and cutaneous lupus erythematosus, but also highlighted factors that might preserve hair in psoriasis patients.
13 citations
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January 2020 in “Scientific Reports” This study found distinct differences in protein expression and wound healing pathways between Acomys cahirinus and Mus musculus, highlighting potential targets for reducing fibrotic response in mammals.
1 citations
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July 2023 in “Nature communications” This study found that deleting the Mof gene in mouse skin leads to severe defects in skin cell self-renewal, differentiation, and hair follicle growth, indicating that MOF is crucial for mitochondrial and ciliary gene expression and essential for skin development.
April 2026 in “Frontiers in Cell and Developmental Biology” This study found that CD200-negative human hair follicle bulge cells have a higher hair-regenerative capability compared to CD200-positive cells, suggesting that reduced CD200 expression may enhance hair regeneration, providing insights for improving bulge cell-based hair restoration techniques.