This study observed that heavy draft horses with verrucous pastern dermatitis showed significantly increased expression of keratins K6 and K16, suggesting a phylogenetically conserved keratin expression pattern in response to skin inflammation and proliferation.
January 2023 in “Indian dermatology online journal” This case report discusses a 15-year-old boy with pachyonychia congenita, identifying a keratin 17 gene mutation, and highlights the need for a national registry and more accessible genetic testing in India.
70 citations
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December 2008 in “Cancer Research” This study found that activating CXCR2 on ras-transformed keratinocytes promotes migration and tumor development in a mouse skin model.
9 citations
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May 2022 in “Actas Dermo-Sifiliográficas” This study found that basal cell carcinoma exhibits altered expression patterns of CD10, p63, BCL-2, and EMA proteins compared to normal skin, with notable differences in staining and reactivity.
83 citations
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February 1991 in “Development” This study found that Fos protein expression is closely linked to epithelial cell differentiation, particularly during cornification and cell death, with overexpression observed in keratinization-blocked mutant epidermis.
35 citations
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September 1994 in “Journal of Investigative Dermatology” April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” This case report identified a 6-month-old girl with congenital generalized hypertrichosis and gingival hyperplasia, where a de novo CNV on chromosome 17q24.2-24.3 was associated with reduced expression of ABCA5 and SOX9.
This paper offers detailed tables of genotypic and phenotypic data on horses, including markers, variants, and haplotypes, but reports no new research results.
238 citations
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May 1989 in “Journal of Investigative Dermatology” 38 citations
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December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
27 citations
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December 2005 in “Journal of Cutaneous Pathology” This study found that while malignant pilomatricomas maintain some keratin expression patterns seen in benign counterparts, they notably express additional epithelial keratins, potentially influencing tumor calcification.
19 citations
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December 1990 in “Journal of Histochemistry & Cytochemistry” This study found that cultured human foreskin cells and a human keratinocyte cell line continue to express specific cytochrome P450 isoenzymes, unlike keratinocytes derived from hair follicles.
May 1995 in “Journal of Investigative Dermatology” Researchers developed a new way to measure gene activity in single hair follicles and found that a specific gene's activity changes with different amounts and times of treatment.
January 2019 in “Publisher” This study found that human basal cell and squamous cell carcinomas have distinct gene expression patterns, with specific up-regulation of zinc finger encoding genes in basal cell carcinoma.
October 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” This study demonstrates that using a K15 promoter-driven GFP labeling technique allows for the identification and characterization of epithelial stem cells in adult human hair follicles.
3 citations
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May 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers found that skin pigmentation alterations in a mouse model of Carney complex may be caused by specific dermal fibroblasts promoting melanogenic signaling.
April 2023 in “Journal of Investigative Dermatology” This research reexamined transcriptomic data to study stem and progenitor cell proliferation in psoriasis, finding that the number of committed progenitor cells increased eight-fold in psoriatic skin without altering stem cell numbers, potentially identifying new therapeutic targets.
67 citations
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December 1990 in “The journal of cell biology/The Journal of cell biology” This study identified two evolutionarily conserved ultra-high-sulfur keratin proteins in human and sheep hair follicles, which are specifically expressed in the hair cuticle during the late stages of fiber development.
17 citations
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October 2006 in “Molecular and Cellular Endocrinology” This study found that the L457(3.43)R mutation in the human luteinizing hormone receptor increases phosphodiesterase activity, reducing hormonal response despite elevated basal cAMP levels.
April 2018 in “Journal of Investigative Dermatology” The study found that, unlike in actinic keratosis and squamous cell carcinoma, basal cell carcinoma tissues showed higher expression of nidogen1 and Col4 in both basement membranes and surrounding stroma compared to normal skin.
142 citations
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February 2016 in “Science” This review discusses the role of Foxc1 and type XVII collagen in hair follicle stem cell quiescence and aging, identifying mechanisms that relate to hair thinning and hair loss, and reports no new results.
November 2022 in “Journal of Investigative Dermatology” This study demonstrated that hiPSC-derived hair-bearing skin organoids lacked sufficient type VII collagen at the epidermal-dermal junction, indicating a need for further maturation to model certain forms of epidermolysis bullosa effectively.
21 citations
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August 2007 in “Experimental Dermatology” This study found that mice genetically modified to overexpress the serine protease inhibitor hurpin showed reduced UV-induced apoptosis but increased susceptibility to skin cancer after chemical carcinogenesis.
February 2020 in “Definitions” This abstract reviews the role of the human KRT 16 wild-type allele in skin and hair development and its association with certain genetic skin disorders, without presenting new findings.
10 citations
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July 2013 in “British Journal of Dermatology” High MUC-18/MCAM levels in blood indicate a worse outlook for melanoma patients.
December 2025 in “Egyptian Journal of Basic and Applied Sciences” This study observed that FOXA1 and CCL2 gene expression levels were significantly elevated in women with different PCOS phenotypes compared to healthy controls, indicating phenotype-specific molecular variations which could inform personalized treatment strategies for infertility in PCOS.
9 citations
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January 2008 in “Acta histochemica et cytochemica” This study found that COX-2 expression in normal rat skin is linked to the hair cycle, with varying levels observed in different skin structures during anagen, catagen, and telogen phases.
14 citations
,
February 2008 in “Stem Cells and Development” This study identified several genes highly expressed in germ-line stem cells that are also common in hematopoietic stem cells, potentially aiding the exploration of fundamental stem cell commonalities.
12 citations
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May 2003 in “Journal of dermatological science” This study found that the heat shock cognate protein Hsc70 was differentially expressed by dihydrotestosterone treatment in SV40-transformed dermal papilla cells, suggesting its involvement in androgen action on these cells.
11 citations
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June 2016 in “Stem Cell Research” This study found that a multicolor panel of four surface markers can identify new stem cell populations in mouse hair follicles, providing insights into stem cell diversity and gene expression discrepancies during tissue culture.