April 2026 in “Amino Acids” This study reviews prior research using transgenic K6/ODC mice and demonstrates that elevated polyamines in epithelial cells contribute significantly to skin tumor development and progression by stimulating proliferation, altering cell signaling and chromatin remodeling, and affecting immune functionality, amongst other mechanisms.
March 2025 in “Asian Journal of Beauty and Cosmetology” This study found that microspicule cosmetics with low-molecular-weight peptide complexes significantly improved skin whitening, pore condition, and skin barrier function over four weeks compared to a non-microspicule formulation.
105 citations
,
October 2017 in “Stem cells” This review discusses Wnt signaling pathways in skin development and stem cell regulation, highlighting potential interactions with other pathways but reports no new findings.
June 2024 in “Research Square (Research Square)” This study demonstrated that in mice, the absence of Jagged-1 expression in skin-resident regulatory T cells significantly delays wound healing by reducing the accumulation of neutrophils, highlighting the role of Jagged-1 in coordinating immune cell recruitment during injury.
January 2008 in “Infoscience (Ecole Polytechnique Fédérale de Lausanne)” In this study, rat primary thymic epithelial cells demonstrated a clonogenic growth pattern in vitro and were able to integrate into functional thymus or differentiate into skin derivatives, similar to skin multipotent stem cells.
30 citations
,
May 2019 in “Medicinal Research Reviews” This review discusses molecular and cellular strategies to improve muscle and skin regeneration and reduce scarring after cleft lip repair, offering potential benefits for function and aesthetics.
15 citations
,
May 2017 in “Journal of Cellular Biochemistry” This review discusses the role of the hairless protein (HR) in alopecia and cancer, noting its potential importance in cancer cell growth and survival, and reports no new experimental results.
13 citations
,
August 1999 in “Journal of Investigative Dermatology” This study found that bikunin is expressed in human keratinocytes and may play a role in regulating keratinocyte function during mitosis or inflammation.
7 citations
,
July 2025 in “Nature Communications” In this study using mice, researchers found that the Piezo1 channel regulates metabolic changes and immune cell infiltration during skin growth under tension, with altered expression of glycolysis-related genes and increased macrophage activity observed in stretched skin.
April 2026 in “Journal of Cosmetic Dermatology” This study found that exosomes derived from human umbilical cord mesenchymal stem cells helped preserve melanocyte function and mitigate stress-induced hair depigmentation in mice by activating the Nrf2-ARE antioxidant pathway under acute neurogenic oxidative stress.
January 2004 in “uO Research (University of Ottawa)” This study found that overexpression of Claudin 6 in mice led to incomplete epidermal formation and hair abnormalities, suggesting its crucial role in skin differentiation and hair follicle development.
April 2019 in “Journal of Investigative Dermatology” This study found that DPP4 is significantly involved in matrix deposition and fibrosis in human skin fibroblasts, although the exact functions of DPP4 remain unclear.
2 citations
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June 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” This review discusses recent advancements in skin epigenetics, focusing on how epigenetic mechanisms regulate gene expression during normal skin function and their dysregulation in conditions like skin disorders and cancer, but reports no new clinical results.
155 citations
,
December 2002 in “Journal of Investigative Dermatology” This study found that thyroid-stimulating hormone receptors are functionally expressed in various skin cells, implying potential physiological and pathological roles in skin, especially in conditions like autoimmune diseases.
17 citations
,
October 2023 in “Molecules” In laboratory and artificial skin model experiments, this study found that plant-derived PDRN from Korean ginseng effectively promoted skin cell regeneration and strengthened the skin barrier, suggesting a sustainable alternative to animal-derived PDRN.
March 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that the expression of VLCFA biosynthesis genes is suppressed in skin hyperplasia and cancer, which could influence keratinocyte function.
222 citations
,
January 2005 in “Endocrine journal” This article discusses the potential role of melatonin in protecting skin against stress and maintaining homeostasis, based on its local synthesis and various protective functions, but presents no new clinical results.
3 citations
,
October 2022 in “Frontiers in Surgery” This review discusses the role of proteomics in understanding skin diseases such as cancers and psoriasis, with findings suggesting cell death and metabolism as major areas of focus, but reports no new experimental results.
226 citations
,
May 2004 in “Journal of Biological Chemistry” This study identified collagen XXII as a novel extracellular matrix protein specifically present at tissue junctions, where it functions as a cell adhesion ligand for skin epithelial cells and fibroblasts.
October 2023 in “Applied sciences” In this study, Iris germanica L. rhizome-derived exosomes were found to reduce oxidative stress, enhance antioxidant enzyme transcription, and restore cellular function in human epidermal keratinocytes, suggesting potential protective effects against oxidative-stress-induced skin damage.
October 2025 in “Physiologia” In this exploratory in vitro study, treatment with spermidine increased cell viability and altered gene expression in human epidermal keratinocytes, suggesting potential benefits to cellular health and function, though effects on mitochondrial markers were not significant.
August 2025 in “Journal of Investigative Dermatology” Fibronectin is essential for hair follicle regeneration and may help rejuvenate aged skin.
2 citations
,
December 2022 in “Journal of toxicologic pathology” This review outlines the histological structures of the skin, highlighting species and regional differences in dermal absorption and obstacles encountered in toxicological assessments due to epidermal thickness variability, contact dermatitis reactions, and stem cell vulnerabilities.
In this study, researchers isolated and characterized exosomes from rat hair follicle stem cells and evaluated their wound-healing potential, finding that both the exosomes and the secretome show promise as cell-free therapeutic agents for skin regeneration.
16 citations
,
February 2005 in “British journal of dermatology/British journal of dermatology, Supplement” This study found that VDR deficiency in mice leads to various skin pathologies but does not affect the phenotype or function of Langerhans cells.
15 citations
,
January 2019 in “Experimental Dermatology” In this study, full-thickness wounding on Lanyu pigs led to scar formation and disrupted cell markers, while partial-thickness wounding allowed limited regeneration of rete ridges and papillary dermis.
7 citations
,
December 2010 in “대한의생명과학회지” In this study using C57BL/6N mice, the researchers found that skin thickness, mast cell counts, and immunoreactive density of certain cytokines increased at various stages of hair follicle growth following depilation.
4 citations
,
June 2007 in “PubMed” This study found that using engineered skin with PGA-collagen scaffolds, combined with hair follicle stem cells and other cell types, effectively repaired full-thickness skin defects in nude mice.
1 citations
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April 2025 in “Clinical Cosmetic and Investigational Dermatology” This study reports two cases of erlotinib-induced erosive pustular dermatosis of the scalp in patients with non-small cell lung cancer, emphasizing the need for dermatological monitoring during EGFR inhibitor therapy.
August 2025 in “Marine Drugs” This study evaluated a new composite material made from PLA, ALG, ZnS, and HT for blood-contacting applications, finding it improved surface characteristics and displayed anticoagulant properties and high biocompatibility with no genotoxic effects on blood and skin cells.