3 citations
,
January 2023 in “Science advances” This study found that ablation of Tet2/Tet3 genes in skin epithelial cells altered hair shape and length, leading to hair loss, by affecting chromatin accessibility and gene expression related to hair follicle regulation.
3 citations
,
November 2022 in “Frontiers in Medicine” This study suggests that onychopapilloma may originate from the nail bed rather than the nail matrix, with nail bed-related keratins and HK31 potentially serving as diagnostic markers.
6 citations
,
October 2022 in “Journal of cell science” This study re-analyzed single-cell RNAseq data from human and mouse skin, confirming and refining insights into keratin gene regulation during keratinocyte differentiation in epithelial tissues.
7 citations
,
February 2022 in “Stem cell reviews and reports” This review discusses the heterogeneity and plasticity of epithelial stem cells in skin homeostasis, wound healing, and tumorigenesis, reporting no new results but emphasizing the need for further exploration of key regulatory mechanisms.
40 citations
,
November 2021 in “International Journal of Molecular Sciences” This review highlights the role of keratin mutations in epidermolysis bullosa simplex and the resulting chronic inflammation, but it presents no new experimental findings.
6 citations
,
November 2021 in “Frontiers in immunology” This study suggests that STAT3 signaling in keratinocytes is crucial for maintaining skin homeostasis by regulating hair follicle-specific keratin genes, potentially impacting dermatitis development through microbe-triggered inflammatory responses.
5 citations
,
September 2021 in “Journal of Molecular Histology” In this study, the researchers identified LHX2 as a specific marker for hair follicle placodes, differentiating them from eccrine sweat gland placodes through double immunofluorescence staining.
42 citations
,
February 2021 in “Signal Transduction and Targeted Therapy” This review discusses potential cell sources and bioengineering strategies for regenerating hair follicles with functional cycling, reporting no new results.
15 citations
,
December 2020 in “International journal of molecular sciences” This review explores how epidermal stem cells contribute to the development and maintenance of various skin structures, and highlights specific markers and proteins associated with these cells, but reports no new clinical results.
38 citations
,
November 2020 in “International journal of biochemistry & cell biology” This review discusses the biological roles and diagnostic significance of keratins in mammalian colon epithelial cells and reports no new clinical results.
27 citations
,
October 2020 in “Biomedicine & Pharmacotherapy” This study found that transplanting hair follicle bulge-derived stem cells in rats enhanced skin regeneration during expansion by differentiating into several skin-related cells and increasing the expression of growth factors.
8 citations
,
July 2020 in “BMC genomics” In this study, ceruloplasmin and keratin 4 were identified as markers that differentiate between growing and resting phases in cashmere goat hair follicles, with keratin 4 being a potential marker for the onset of a new hair cycle.
17 citations
,
December 2019 in “Stem Cell Research & Therapy” This study found that their system effectively supports the rapid formation of human hair follicle organoids, providing a platform for studying hair regeneration and drug screening.
45 citations
,
October 2019 in “Clinical and Experimental Dermatology” Targeted therapies promoting differentiation could help treat basal cell carcinoma by exhausting cancer stem cells.
9 citations
,
September 2019 in “PLoS ONE” This study demonstrated that keratin K124 is specific to equine hoof lamellar tissue and established monoclonal antibodies that can specifically recognize K124 without cross-reacting with other tissues.
184 citations
,
December 2018 in “Nature Communications” This study demonstrated that enhancing human skin constructs with hair follicles through engineered cell organization and vascularization improved hair growth in immunodeficient mice, suggesting potential advances for treating alopecia and chronic wounds.
68 citations
,
November 2018 in “Molecular Biology and Evolution” This study found that keratin genes in the epidermis of aquatic mammals like cetaceans have evolved to replace stress-inducible keratins K1 and K10 with constitutively expressed K6 and K17, suggesting adaptations to their environment.
62 citations
,
October 2018 in “Journal of pathology” This review discusses the mechanisms of keratin 17 regulation in diseases such as psoriasis and cancers but presents no new experimental findings, calling for further exploration of anti-K17 therapies.
211 citations
,
April 2018 in “Cold Spring Harbor Perspectives in Biology” Keratins are crucial for cell structure, growth, and disease risk.
7 citations
,
April 2012 in “Biomolecular concepts” This article reviews the role of keratins in epithelial function and structure, discussing their involvement in growth control, organelle functions, and pathomechanisms of disorders, but reports no new clinical results.
40 citations
,
September 2010 in “Journal of Biological Chemistry” This study found that keratin K80, structurally similar to hair keratins, is broadly expressed in various epithelial tissues and is involved in intermediate filament formation with multiple type I partners.
87 citations
,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that beard hair medulla cells express an unexpected range of keratins, showing variability and promiscuous behavior in keratin interactions distinct from other hair follicle cells.
1398 citations
,
May 2008 in “Histochemistry and Cell Biology” This review summarizes the cell type distribution and functional significance of human keratins, emphasizing their roles in tumor diagnosis and potential clinical applications, and reports no new clinical findings.
138 citations
,
March 2007 in “Experimental cell research” This review discusses hair keratins and hair follicle-specific epithelial keratins and their association with inherited hair disorders, reporting no new clinical results.
38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
276 citations
,
January 2005 in “International review of cytology” More research is needed to understand how hair keratins work and their role in hair disorders.
110 citations
,
August 2004 in “British Journal of Dermatology” In this study, researchers identified the ventral matrix as the primary source of nail plate formation, while the dorsal portion is generated by the apical matrix.
387 citations
,
November 2003 in “Journal of Investigative Dermatology” The K15 promoter effectively targets stem cells in the hair follicle bulge.
87 citations
,
November 2002 in “Journal of Investigative Dermatology” 42 citations
,
June 2002 in “Molecular and Cellular Biology” In this study, researchers identified distinct chromatin regions and regulatory elements that drive keratinocyte-specific gene expression, highlighting complex enhancer modules influencing skin epithelium through a combination of transcriptional activators and repressors.
132 citations
,
February 2002 in “Journal of Biological Chemistry” This study demonstrated that HOXC13 directly influences hair keratin gene expression by binding to specific DNA motifs, suggesting its role in early hair follicle differentiation.
555 citations
,
July 2001 in “Genes & Development” This study found that Tcf3 and Lef1 differently regulate cell differentiation in multipotent skin stem cells, with Tcf3 promoting follicle-like features and Lef1, when modified, promoting sebocyte differentiation.
29 citations
,
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.
119 citations
,
September 2000 in “Journal of Biological Chemistry” This study found that the K19 promoter is active in certain gastrointestinal cancer cells and its activity is influenced by the interaction between GKLF and Sp1 transcription factors.
990 citations
,
October 1999 in “Development” This study found that LEF1/TCF3 is necessary but not sufficient for TOPGAL activation in hair follicle development, indicating complex regulation in the skin.
92 citations
,
April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that keratin 9 expression in nonpalmoplantar keratinocytes can be induced by signals from palmoplantar fibroblasts, potentially enabling the use of nonpalmoplantar epidermis to treat palmoplantar wounds.
198 citations
,
March 1999 in “Journal of Investigative Dermatology” This study found that keratin 15 expression is downregulated in hyperproliferative conditions like psoriasis and hypertrophic scars, suggesting it is not compatible with keratinocyte activation.
39 citations
,
December 1998 in “Journal of Cell Science” This study found that the LEF-1 binding site acts as an enhancer element for the wool keratin intermediate filament gene promoter in hair follicle cortex, with specificity regulated by additional factors.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified a new type II cytokeratin, named K6hf, exclusively expressed in the companion layer of the human hair follicle, distinguishing it from other keratins and suggesting a unique biochemical role.
44 citations
,
May 1997 in “Journal of Biological Chemistry” This study found that regulatory sequences crucial for inducing K6a expression in response to epidermal injury are located in specific upstream regions of the K6a gene in transgenic mice.