This study investigated the expression of KRTAP6 gene family in Gansu Alpine fine-wool sheep, finding significant expression during the anagen phase and a negative correlation between KRTAP6-1 and KRTAP6-5 expressions with wool fiber diameter and strength.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers found that the loss of SETDB1 in epidermal keratinocytes led to altered chromatin states, increased ERV expression, and activation of immune responses, while inhibiting these effects with certain antiviral drugs reduced skin inflammation and hair loss in a mouse model.
April 2021 in “Journal of Investigative Dermatology” Krox20 is crucial for hair growth and maintaining skin stem cells.
19 citations
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April 2024 in “Nature Cell Biology” 4 citations
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August 2022 in “Cells” This study found that the lncRNA lncRNA2919 is involved in hair follicle regeneration by downregulating growth-related genes, inhibiting cell proliferation, and promoting apoptosis in rabbit dermal papilla cells.
125 citations
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August 2003 in “Development” In this study, mice engineered to express human EGFR showed tissue-specific growth defects and neurodegeneration rescue, but developed severe heart issues and accelerated bone cell differentiation.
August 2015 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” This study reported variable expression levels of TRα and CRABPII genes during the prenatal development of cashmere goats, contributing to an understanding of hair follicle formation in these animals.
27 citations
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November 2007 in “Genomics” This study found that mutations in type I IRS keratin genes disrupt keratin protein complexes in mice, suggesting crucial roles for these genes in proper hair coat formation.
21 citations
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April 2014 in “PLoS ONE” In this study, researchers identified a novel KRT74 gene mutation associated with autosomal recessive pure hair and nail ectodermal dysplasia in a Pakistani family, expanding the known genetic causes of the disorder.
May 2006 in “The Journal of Cell Biology” In this study, researchers at Johns Hopkins University found that Keratin 17 plays a signaling role in cell growth during a wound response by aiding mTOR pathway activation, beyond its structural functions.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, the researchers reported that Krox20 plays a crucial role in epidermal homeostasis and hair development, influencing stem cell maintenance and cell survival through the modulation of cellular pathways.
49 citations
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August 2004 in “The FASEB Journal” This study found that transgenic mice expressing human keratin K8 in the epidermis showed increased progression of skin lesions toward malignancy, suggesting a role for K8 in the development of invasive skin cancer.
2 citations
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September 2016 in “Journal of Dermatological Science” Reduced TRPS1 leads to increased STAT3 and SOX9 in hair follicles, affecting hair growth.
In this study, researchers observed that oncogenic HrasG12V in single murine epidermal cells leads to an initial increase in progenitor cell renewal, but ultimately results in balanced cell fate choices that limit clone growth.
February 2014 in “Cancer Research” This study found that MYH9 acts as a tumor suppressor in squamous cell carcinomas by stabilizing p53 in the nucleus, suggesting its role in cancer prevention.
In this study, researchers identified the c.296C>T (p.T99I) variant in the KRT32 gene, which co-segregates with loose anagen hair syndrome, and found it decreases binding affinity to KRT82, potentially weakening hair anchorage.
88 citations
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December 2003 in “Journal of Biological Chemistry” This study identified epiprofin as a highly tissue-specific nuclear protein that promotes cell proliferation, mainly expressed in the developing teeth, hair follicles, and limbs of embryonic mice.
37 citations
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December 1995 in “Journal of Cell Science” This study found that nexin 1 mRNA, a potent protease inhibitor, is prevalent in rat follicular papilla cells and may play a role in regulating hair follicular growth.
15 citations
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June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identifies KLK14 as a significant factor contributing to hair defects and skin inflammation in a mouse model of Netherton syndrome.
49 citations
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October 1989 in “Genomics” Type I keratin genes are closely linked to the rex locus on mouse chromosome 11, affecting hair development.
October 2025 in “Cell Death and Disease” In this study, researchers developed two novel mouse models to investigate how CD271 deletion in keratinocytes affects skin homeostasis, finding that it leads to changes resembling dysplastic skin conditions with immune cell recruitment and inflammatory cytokine release.
29 citations
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February 2001 in “Proceedings of the National Academy of Sciences” This study found that the HS III element in the K14 gene's regulatory sequence promotes gene expression in inner root sheath keratinocytes, highlighting cooperative interactions in keratinocyte-specific gene regulation.
May 2026 in “Stem Cell Research & Therapy” In this study, researchers identified KRT6A as a potentially important gene in mesenchymal stem cell-derived treatments for alopecia areata, revealing its role as a diagnostic marker, predictor of disease severity, and a protective factor, with overexpression alleviating hair loss in experimental models.
January 2019 in “Advances in stem cells and their niches” Krox20 is important for cell differentiation in the brain and hair follicles.
October 2024 in “Frontiers in Oncology” This review examines the potential of K18 as a diagnostic and prognostic marker in epithelial-derived tumors, highlighting its specific expression in tumor tissues and interaction with proteins involved in tumor progression, without reporting new clinical findings.
March 2023 in “JAAD case reports” This article reviews the genetic foundations of keratins in maintaining epithelial tissue integrity and links specific keratin variants to diverse ichthyosis forms, without presenting new clinical findings.
23 citations
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June 1992 in “PubMed” This study found that RAR-gamma 1 mRNA is present in multiple skin layers and structures, suggesting a role in maintaining and differentiating normal epidermis and skin appendages.
January 2023 in “Doria (University of Helsinki)” This study found that keratin 7 protein expression increased in colon cancer epithelial-derived cells when treated with neutrophil and macrophage conditioned media, suggesting immune cell-derived factors may influence keratin expression.
2 citations
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January 2017 in “Folia biologica” This study identified two single-nucleotide polymorphisms and three haplotypes in the KRTAP7-1 gene across yak, taurine, and zebu cattle, with the BOVIN-KRTAP7-1*A haplotype most prevalent.
10 citations
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July 2021 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” This study found that the expression of LRIG1 in Merkel cell carcinoma tumors was associated with improved overall and cancer-specific survival.