90 citations
,
February 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that interleukin-1 directly induces the expression of keratin 6 in keratinocytes, which is a marker of activation and involved in inflammatory skin responses.
66 citations
,
February 2013 in “PeerJ” This study found that CB1 activation by a specific agonist led to decreased expression of keratins K6 and K16 in human skin and inhibited keratinocyte proliferation, suggesting potential for cannabinoid receptors in psoriasis management.
38 citations
,
October 2001 in “British Journal of Dermatology” This study identified a new keratin, K6irs, as a potential histological marker for the inner root sheath of hair follicles in mice and humans, and as a candidate gene for hereditary hair defects.
130 citations
,
April 2003 in “Journal of Investigative Dermatology” This study reports the cloning and expression details of two new human type II keratins, K6irs3 and K6irs4, in the hair follicle's inner root sheath, suggesting a distinct functional role related to hair structure.
60 citations
,
December 2003 in “Journal of Investigative Dermatology” This study found that keratin 6hf, a type II keratin, is expressed in specific regions of mouse and human hair and suggests potential interactions with keratin 17, impacting hair development and associated disorders.
13 citations
,
July 1994 in “PubMed” This study found that TPA treatment induced expression of keratins K6 and K16 in mouse epidermis, with K6 expressed across all cell layers and K16 only in post-mitotic cells.
101 citations
,
August 2001 in “The Journal of Cell Biology” This study found that while most mice lacking MK6a and MK6b genes died from tongue epithelium disintegration, about 25% survived and showed no hair or nail defects due to a newly discovered MK6hf gene.
2 citations
,
January 2011 in “Dental Medicine Research” This study suggests that Keratin 6hf may be a potential marker of oral squamous cell carcinoma and could play a role in its progression, though further research is needed to understand its function.
This study found that activating cannabinoid receptor 1 reduces the expression of keratins K6 and K16 in human keratinocytes, suggesting potential implications for psoriasis management.
This study found that CB1 receptor activation reduced keratin K6 and K16 expression in human keratinocytes in vitro and in situ, suggesting potential relevance for both psoriasis management and wound healing.
12 citations
,
March 2004 in “Journal of Investigative Dermatology” 88 citations
,
March 2004 in “Journal of Investigative Dermatology” 119 citations
,
January 2000 in “British Journal of Dermatology” This study found that keratin expression patterns vary within nail unit structures, with the nail matrix uniquely expressing the acidic hair-type keratin Ha1.
64 citations
,
January 2010 in “The FASEB Journal” This study found that prolactin is a key regulator of keratin expression in human hair follicles, enhancing specific keratin types and influencing epithelial stem cell-associated keratins.
14 citations
,
July 1994 in “Journal of Dermatological Science” In this study, transgenic mice expressing a mutant K6 gene developed progressive scarring alopecia and keratosis, suggesting they may model a new keratin disorder.
84 citations
,
April 2002 in “Archives of Dermatology” This study found that a keratin mutation may cause diffuse partial woolly hair associated with loose anagen hair syndrome in some families, but other genetic factors could play a role in different cases.
75 citations
,
October 1999 in “Differentiation” This study suggests that mouse keratin 6 isoforms, K6a and K6b, have overlapping but distinct expression profiles, differing notably in their expression in suprabasal cells and response to phorbol esters.
38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
10 citations
,
February 2013 in “British Journal of Dermatology” This study found that TRH modulates specific keratins in human scalp tissue, suggesting its potential influence on hair growth and the need for further exploration of neuroendocrine controls in keratin expression.
9 citations
,
February 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” This review discusses the complexity and genetic organization of human keratin gene clusters and addresses the ongoing need for an updated unified naming system; it reports no new clinical results.
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.
26 citations
,
February 1998 in “DNA and Cell Biology” This research identified that the constitutive and inducible expression of the Keratin 6 gene in transgenic mice skin is controlled by multiple regulatory elements spread throughout its 5' flanking region.
8 citations
,
August 2014 in “Biochemical and Biophysical Research Communications” The study found that over-expressing ornithine decarboxylase in the outer root sheath of the hair follicle in mice increases UVB-induced tumor growth and invasive squamous cell carcinoma compared to inter-follicular epidermal keratinocytes.
4 citations
,
December 2013 in “The Journal of Dermatology” This letter to the editor discusses a case of delayed-onset pachyonychia congenita linked to a new mutation in keratin 6b but presents no new research findings.
August 2001 in “The Journal of Cell Biology” In this study, the researchers identified a third keratin 6 gene in mice and developed a double knockout model that could aid in hair growth research.
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.
37 citations
,
May 1998 in “Journal of Dermatological Science” Basal cell carcinoma shows keratin patterns similar to undifferentiated hair follicle cells.
29 citations
,
November 2011 in “Veterinary pathology” This study reports that eccrine sweat glands in mice predominantly develop on the footpads, offering a reference for skin research involving genetically engineered mice.
13 citations
,
January 2002 in “Biological chemistry” This study found that hair follicle-specific keratins can form different structural assemblies depending on ionic conditions, with hair cortex keratins requiring physiological salt conditions to form intermediate filaments.
13 citations
,
March 1997 in “Research in Veterinary Science/Research in veterinary science” This study found that epithelial keratin K 6 is associated with hyperkeratotic and ulcerated changes in the gastric pars oesophagea of pigs, suggesting epithelial proliferation plays a role in ulcer development.