January 2005 in “Enlighten: Publications (The University of Glasgow)” In this transgenic mouse study, preliminary findings suggest that overt melanocyte hyperplasia may require prior keratinocyte hyperplasia, indicating a potential role for keratinocyte mutation in early melanoma development.
184 citations
,
September 2006 in “PLoS Genetics” This study found that loss of Apc due to K14-cre-mediated gene recombination in mice led to aberrant growth in ectodermally derived squamous epithelia, implicating its critical role in specifying epithelial cell fates during embryonic development.
16 citations
,
October 2014 in “Cell death and disease” This study found that over- and ectopic-expression of FoxN1 in early life negatively affected the development of thymic epithelial cells, T and B cells, and skin epithelial cells.
4 citations
,
July 2012 in “Genesis” This study reported that a Megsin-Cre transgene enables genetic manipulation primarily in skin, forestomach, and esophagus tissues, offering a new tool for studying development and diseases in these areas.
6 citations
,
April 2012 in “PloS one” This study used transgenic mice to show that disrupting TGF-β signaling in K14+ progenitor cells led to increased stem cell proliferation in the tongue.
134 citations
,
January 2011 in “Development” This study found that disrupting Adam10 in the epidermis led to severe skin and multi-organ abnormalities, implicating Adam10 as crucial for proper Notch signaling and skin maintenance.
46 citations
,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that Acvr1b signaling is crucial for both hair follicle development and cycling in mice, with the genetic disruption leading to hair loss and a thickened epidermis.
130 citations
,
March 2014 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that in mice, epidermal Wnt/β-catenin signaling influences adipocyte differentiation and hair growth, suggesting its critical role in synchronizing adipogenesis with the hair growth cycle.
21 citations
,
November 2010 in “Journal of molecular medicine” This study found that deleting FoxN1 in specific thymic epithelial cells disrupted the 3D thymic structure and led to age-dependent formation of 2D epithelial cysts, highlighting FoxN1's critical role in thymic morphogenesis.
1 citations
,
October 2022 in “Scientific reports” This study found that nestin-expressing progenitor cells, capable of becoming ORS keratinocytes, are present in both developing and adult mouse hair follicles.
May 2014 in “Journal of Investigative Dermatology” This article reviews recent imaging and genetic tool advances that enable in vivo study of hair regeneration and assessment of skin parameters, but it reports no new clinical results.
52 citations
,
October 2012 in “Journal of Dermatological Science” This review presents updated tables of mouse mutants with hair growth abnormalities to aid in understanding the molecular mechanisms of human hair disorders, but reports no new clinical results.
28 citations
,
July 2008 in “Developmental Biology” This study found that the loss of Smad4 in keratinocytes reduces Dsg4 expression via disrupted BMP signaling, contributing to hair follicle degeneration and alopecia.
508 citations
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February 2007 in “Cell” This article reviews the biology of epithelial stem cells and their role in tissue self-renewal, maintenance, and regeneration, and it highlights the clinical implications of understanding their signaling pathways, but it presents no new clinical findings.
242 citations
,
February 2016 in “Science” This research found that Foxc1 transcription factor and COL17A1 are critical in regulating quiescence and hair thinning in hair follicle stem cells, with aging-related DNA damage leading to hair loss.
237 citations
,
June 2013 in “Nature Medicine” This study found that fibroblast growth factor 9, initially secreted by γδ T cells, plays a key role in modulating hair follicle regeneration in mice after skin wounds.
66 citations
,
June 2001 in “Gastroenterology” In this study, K19-lacZ transgenic mice exhibited epithelial-specific reporter gene expression in tissues such as the pancreas and stomach, suggesting the K19 promoter is a valuable tool for studying epithelial cell biology.
December 2025 in “The Journal of Cell Biology” This study found that keratin 15 lacks the ability to sequester YAP1 in keratinocytes effectively, unlike keratin 14, and suggests that a higher K15:K14 ratio may promote a progenitor state and inhibit differentiation in epidermal keratinocytes.
February 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that in adult mouse skin, somatosensory axon plasticity is highly dynamic and influenced by epithelial-neural crosstalk and intrinsic neural mechanisms.
This study found that inhibiting AP-1 transcription factors in mice causes squamous tumors to transform into sebaceous tumors and regulates tumor cell lineage.
This study found that inhibiting AP-1 activity in mice can induce lineage transdifferentiation between squamous and sebaceous tumors, suggesting AP-1's role in maintaining tumor cell identity.
6 citations
,
September 2024 in “Frontiers in Physiology” This study found that overexpression of R-spondin 3 in a mice model impaired hair morphogenesis and regeneration by reducing hair matrix progenitor cell proliferation, thus disrupting the Wnt pathway's regulation of stem cells.
3 citations
,
December 2020 in “Scientific reports” This study found that mitochondrial oxidative phosphorylation in epithelial cells is necessary for proper enamel formation and odontoblast differentiation in developing incisor teeth in K320E-Twinkle Epi mice.
1 citations
,
January 2020 This study found that Ift20 is essential for hair follicle stem cell identity and hair regrowth, and it regulates keratinocyte migration during wound healing through focal adhesion integrin recycling, independently of ciliogenesis.
84 citations
,
October 2014 in “PLoS Genetics” This study found that epidermal Wnt production is crucial for forming the skin's spinous layer through a BMP-FGF signaling cascade, although Wnt from basal cells is not needed for their differentiation.
96 citations
,
July 2014 in “Cold Spring Harbor Perspectives in Medicine” This review discusses various stem cell compartments in adult murine and human epidermis, examining their expressed markers and characterization assays, and reports no new experimental results.
16 citations
,
September 2016 in “Experimental Dermatology” This review provides guidance on using two-photon microscopy for real-time and long-term visualization of stem cell activity in live mice skin, focusing on its application in researching skin and stem cell biology.
6 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” This review discusses the complex role of Runx family genes in regulating stem cells in blood and skin tissues and reports no new experimental results.
178 citations
,
April 2011 in “Journal of Clinical Investigation” This study found that the phenotype of Hedgehog/Gli-driven skin tumors in mice depends on the cell of origin, tissue context, and level of oncogenic signaling.
39 citations
,
November 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study concluded that fatty acid transport protein 4 in epidermal keratinocytes is crucial for maintaining normal skin structure, as its deficiency led to hyperkeratosis and epidermal barrier disruption in mice.