November 2025 in “Molecular and Cellular Biomedical Sciences” This study found no significant association between the MMP-1 gene polymorphisms rs1799750 and androgenetic alopecia in the sample population.
January 2025 in “PLoS ONE” This study found that aligned electrospinning membranes enhance skin wound healing by upregulating MMP12 expression and inhibiting fibroblast migration, which results in reduced scar formation, providing valuable insights for developing more effective biological dressings.
January 2025 in “Scripta Medica” In this study, PDO, PLLA, and PCL thread implants in ageing rat skin did not alter MMP1 gene expression but maintained collagen levels similar to young skin without UV-B exposure, suggesting possible benefits for skin collagen but not gene expression modification.
April 2023 in “Journal of Investigative Dermatology” The study identified increased IL-24 expression in keratinocytes and fibroblasts exposed to particulate matter, contributing to skin aging by promoting conditions similar to age-related changes such as increased MMP1 expression and decreased type I collagen production.
56 citations
,
November 2003 in “Journal of Investigative Dermatology” This study identified altered expression of MMP-19 in the skin's epidermal layers during diseases like psoriasis and eczema, implying a role in disease processes.
15 citations
,
February 2015 in “Han-gug chugsan sigpum hag-hoeji/Korean journal for food science of animal resources” This study concludes that egg shell membrane hydrolysates, particularly Fraction I, may effectively mitigate UV-B radiation-induced wrinkles and promote skin collagen and hyaluronic acid production, suggesting potential use in functional cosmetics.
3 citations
,
July 2020 in “Frontiers in Cell and Developmental Biology” This study found that the purified compound VB1 from Vitex negundo seeds may reduce UVA-induced skin aging by targeting MAPK1 and demonstrated its potential in mice.
May 2019 in “Pakistan Journal of Pharmaceutical Sciences” This study investigated the effects of 10600nm CO2 dot laser and Nd: YAG laser on Wistar rats' skin, finding that CO2 laser treatment resulted in higher positive expression of MMP-1 and TIMP-1 compared to Nd: YAG laser, with statistically significant differences noted.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that age-related changes in scalp dermal fibroblasts, including increased MMP-1 and reduced ECM components, may significantly affect the hair follicle environment and contribute to hair aging.
October 2022 in “Faculty of 1000 Research Ltd” This review discusses the roles of various growth factors and cytokines in skin regeneration, highlighting their potential for future therapeutic development, and reports no new experimental findings.
27 citations
,
September 2015 in “Drug Design Development and Therapy” This study suggests that type IV collagenases, MMP-2 and MMP-9, play important roles in the hair cycle by regulating the expression of VEGF, IGF-1, and TGF-β in mice.
51 citations
,
March 2019 in “Experimental Dermatology” This study suggests that in hidradenitis suppurativa, MMP-induced matrix alterations may contribute to inflammation by releasing active peptides and inflammatory factors in the extracellular matrix.
27 citations
,
June 2001 in “International Journal of Dermatology” This study found that cytokine and EGF stimulation leads to increased MMP-9 production in hair follicles, a process involved in hair follicle involution associated with alopecia.
26 citations
,
January 2015 in “PubMed” This study found that the type IV collagenases, MMP-2 and MMP-9, play significant roles in the hair cycle, potentially through their influence on VEGF, IGF-1, and TGF-β expression.
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.
February 2026 in “Skin Appendage Disorders” This study found that scalp microinfusion with dutasteride using microneedling and tattoo devices appears safe and shows promise as a treatment for male androgenetic alopecia, resulting in stabilization or improvement in 96.7% of patients, although further controlled studies are needed.
38 citations
,
May 2010 in “American Journal Of Pathology” In this study, prolonged systemic administration of 17β-estradiol in castrated male mice delayed wound healing by inhibiting re-epithelialization and reducing collagen accumulation, with estrogen receptor-α likely mediating this effect.
5 citations
,
September 2013 in “BMB Reports” In this study, the anti-wrinkle effect of bone morphogenetic protein receptor 1a extracellular domain was significantly greater than that of retinoic acid in a mouse model, suggesting potential for BMP antagonists in skin or hair treatments.
9 citations
,
June 2020 in “European Radiology Experimental” This study found that single-dose x-ray irradiation in rat calvaria skin led to morphological changes in collagen fibers, disorganization, and a temporary absence of sebaceous glands and hair follicles.
112 citations
,
August 2022 in “Journal of Ginseng Research” This study found that ginseng-derived nanoparticles promoted skin cell proliferation and facilitated wound healing in a mouse model.
40 citations
,
February 2020 in “Experimental and Therapeutic Medicine” This study found that autologous serum platelet-rich plasma improved skin quality and reduced wrinkles, texture, and pores in healthy females, partly by regulating the expression of MMP-1, tyrosinase, fibrillin, and tropoelastin.
21 citations
,
November 2023 in “International Journal of Molecular Sciences” This ex vivo study reported that melatonin significantly improved certain aging biomarkers in aged human skin, including reduced mTORC1 activity, increased fibrillin-1, and enhanced collagen and elastic fiber organization, though other key biomarkers remained unchanged.
14 citations
,
December 2020 in “Journal of Investigative Dermatology” This study observed that aging leads to significant structural and biological changes in the scalp's hair follicle environment in women, which may affect hair growth.
10 citations
,
July 2023 in “Pharmaceuticals” This study explored the wound healing potential of a natural marine soft coral-derived nanoparticle-based gel in a diabetic excision wound model, finding it effectively regulates proinflammatory cytokines and inhibits enzymes related to wound healing.
9 citations
,
February 2014 in “Tissue Engineering and Regenerative Medicine” This study found that conditioned media from human amniotic fluid-derived stem cells may enhance skin regeneration by promoting cell proliferation and migration, and by modulating gene expressions altered by UV irradiation.
9 citations
,
August 2005 in “Archives of Dermatological Research” Scalp dermal papilla and fibrous sheath cells have different MMP expression than scalp dermal fibroblasts.
4 citations
,
September 2012 in “Journal of dermatological science” The hair follicle's connective tissue is a key source of a certain collagen in human scalp skin.
4 citations
,
November 2022 in “Nutrients” In a study on mice, cow placenta extract showed strong antioxidant activities and reduced collagen damage, suggesting it could help delay skin aging caused by D-galactose.
3 citations
,
May 2025 in “Lasers in Surgery and Medicine” This study suggested that MRF may support skin regeneration and rejuvenation by promoting collagen synthesis and regulating factors involved in fibroblast activation and ECM remodeling, with preliminary findings indicating ADSCs might aid these processes.
1 citations
,
June 2019 in “Food Research” In this study, tempeh oil rich in PUFAs, particularly from black soybean, significantly down-regulated MMP-9 gene expression in UVB-irradiated mice skin, indicating potential for use in preventing skin photoaging.