92 citations
,
January 1998 in “Dermatology” This study found that 2% ketoconazole shampoo improved hair density and anagen follicle proportion in androgenic alopecia similarly to minoxidil treatment, suggesting a potential role for Malassezia in inflammation.
91 citations
,
December 2000 in “The journal of cell biology/The Journal of cell biology” This study reports that expressed mouse type Ia and type IIa trichocyte keratins were successfully assembled into intermediate filaments in vitro, while also suggesting that disulfide bond cross linking enhances their stability.
90 citations
,
September 2020 in “Journal of Investigative Dermatology” This study found that increasing the levels of specific microRNAs from the miR-17∼92 cluster improved wound healing in mice by reducing inflammation, suggesting a potential therapeutic approach for chronic wounds.
90 citations
,
January 2002 in “Dermatology” This study describes the kenogen phase, where hair follicles rest after shedding, and finds its duration and frequency are greater in individuals with androgenetic alopecia, potentially contributing to baldness.
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.
89 citations
,
April 2015 in “Materials Science and Engineering C” Keratin-based hydrogels from human hair improve wound healing effectively.
89 citations
,
June 2012 in “Anais Brasileiros de Dermatologia” This review compiles epidemiological data on actinic keratoses and suggests promoting strategies like early diagnosis and photoprotection to prevent progression to skin cancer, but it reports no new clinical findings.
88 citations
,
June 2000 in “Journal of Investigative Dermatology” Keratin 17 is important for hair and nail structure and affects pachyonychia congenita symptoms.
87 citations
,
September 2012 in “Journal of Cell Science” This review discusses the role of keratins in providing mechanical resilience to epithelial tissues and highlights recent therapeutic approaches for keratin diseases, but reports no new experimental findings.
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.
87 citations
,
November 2002 in “Journal of Investigative Dermatology” 86 citations
,
May 2002 in “Journal of Investigative Dermatology” This study characterized a new human keratin, hK6irs1, specifically found in the inner root sheath of hair follicles, which suggests its role in the structural integrity and guidance of growing hair shafts.
85 citations
,
September 2013 in “International Journal of Molecular Sciences” This review evaluates existing research on Keratin 15 to assess its validity as a marker for epidermal stem cells, reporting no new results.
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.
83 citations
,
May 2011 in “Experimental Dermatology” In this study, researchers identified nine new sheep keratin genes, highlighting species-specific differences in the expression and compartmentalization of wool-related keratin genes compared to humans.
83 citations
,
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.
82 citations
,
December 2011 in “Journal of Biological Chemistry” This study discovered that a network controlled by the gene p63 is crucial for keratinocyte differentiation and is linked to MYC through cell adhesion-related pathways.
82 citations
,
January 2006 in “International review of cytology” Vertebrate skin evolved to be more specialized and complex, especially in land animals.
81 citations
,
February 2014 in “EMBO molecular medicine” This study found that prolonged Nrf2 activation in mouse keratinocytes led to enlarged sebaceous glands, hair loss, and cysts, suggesting a role for Nrf2 in conditions like MADISH.
81 citations
,
September 2005 in “The American journal of pathology” This study found that activin affects both stromal cells and keratinocytes in skin morphogenesis and repair, with dose-dependent effects on keratinocytes demonstrated through transgenic mouse models.
81 citations
,
January 1987 in “Current topics in developmental biology/Current Topics in Developmental Biology” Keratins change and are modified differently in skin layers and body parts.
81 citations
,
May 1986 in “Journal of Investigative Dermatology” 80 citations
,
June 2002 in “Molecular Biology of the Cell” This study found that type II keratins in proliferating epithelial tissues are phosphorylated at a conserved motif during mitosis and stress, impacting keratin solubilization and reorganization.
80 citations
,
January 1979 in “Journal of Surgical Oncology” This paper reviews keratoacanthoma as a tumor that resembles but rarely progresses to squamous cell carcinoma, detailing its stages, potential origins, and distinguishing features from other similar growths, without reporting new clinical results.
79 citations
,
January 2002 in “Nucleic Acids Research” This study found that BMP-2 activates Dlx3 gene transcription in murine keratinocytes by binding with Smad1/Smad4, suggesting a mechanism for BMP signaling's role in skin and hair follicle regulation.
79 citations
,
October 1998 in “Genomics” This study found that the mK6alpha and mK6beta genes in mice are regulated differently at the mRNA level, with implications for understanding K6 gene evolution and function in mammals.
79 citations
,
August 1998 in “The Journal of Cell Biology” In a transgenic mouse model, this study found that overexpression of keratin 16 in skin keratinocytes led to hyperkeratosis and increased EGF receptor signaling, altering skin cell behavior and structure.
79 citations
,
June 1993 in “Molecular and Cellular Biology” This study found that as few as 90 base pairs of the K5 promoter directed keratinocyte-preferred expression in stratified epithelia, especially in epidermis, hair follicles, and tongue, showing cell type specificity.
78 citations
,
April 1994 in “Archives of dermatology” This study suggests genetic and clinical heterogeneity in keratosis pilaris atrophicans, with variations in inheritance patterns, severity, and response to treatment among 21 individuals observed.
78 citations
,
May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.