AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer

AP1 (jun/fos) transcription factors (c-jun, junB, junD, c-fos, FosB, Fra-1, and Fra-2) are key regulators of epidermal keratinocyte survival and differentiation and important drivers of cancer development. Understanding the role of these factors in epidermis is complicated by the fact that each prot...

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Main Authors: Richard L. Eckert, Gautam Adhikary, Christina A. Young, Ralph Jans, James F. Crish, Wen Xu, Ellen A. Rorke
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Journal of Skin Cancer
Online Access:http://dx.doi.org/10.1155/2013/537028
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author Richard L. Eckert
Gautam Adhikary
Christina A. Young
Ralph Jans
James F. Crish
Wen Xu
Ellen A. Rorke
author_facet Richard L. Eckert
Gautam Adhikary
Christina A. Young
Ralph Jans
James F. Crish
Wen Xu
Ellen A. Rorke
author_sort Richard L. Eckert
collection DOAJ
description AP1 (jun/fos) transcription factors (c-jun, junB, junD, c-fos, FosB, Fra-1, and Fra-2) are key regulators of epidermal keratinocyte survival and differentiation and important drivers of cancer development. Understanding the role of these factors in epidermis is complicated by the fact that each protein is expressed, at different levels, in multiple cells layers in differentiating epidermis, and because AP1 transcription factors regulate competing processes (i.e., proliferation, apoptosis, and differentiation). Various in vivo genetic approaches have been used to study these proteins including targeted and conditional knockdown, overexpression, and expression of dominant-negative inactivating AP1 transcription factors in epidermis. Taken together, these studies suggest that individual AP1 transcription factors have different functions in the epidermis and in cancer development and that altering AP1 transcription factor function in the basal versus suprabasal layers differentially influences the epidermal differentiation response and disease and cancer development.
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series Journal of Skin Cancer
spelling doaj-art-f143e49a7dba48b9b21a503214da0e092025-02-03T05:53:13ZengWileyJournal of Skin Cancer2090-29052090-29132013-01-01201310.1155/2013/537028537028AP1 Transcription Factors in Epidermal Differentiation and Skin CancerRichard L. Eckert0Gautam Adhikary1Christina A. Young2Ralph Jans3James F. Crish4Wen Xu5Ellen A. Rorke6Department of Biochemistry and Molecular Biology, University of Maryland, School of Medicine, 108 North Greene Street, Rm 103, Baltimore, MD 21201, USADepartment of Biochemistry and Molecular Biology, University of Maryland, School of Medicine, 108 North Greene Street, Rm 103, Baltimore, MD 21201, USADepartment of Biochemistry and Molecular Biology, University of Maryland, School of Medicine, 108 North Greene Street, Rm 103, Baltimore, MD 21201, USADepartment of Biochemistry and Molecular Biology, University of Maryland, School of Medicine, 108 North Greene Street, Rm 103, Baltimore, MD 21201, USADepartment of Cell Biology, Cleveland Clinic Foundation, Cleveland, OH 44106, USADepartment of Biochemistry and Molecular Biology, University of Maryland, School of Medicine, 108 North Greene Street, Rm 103, Baltimore, MD 21201, USADepartment of Microbiology and Immunology, University of Maryland, School of Medicine, Baltimore, MD 21201, USAAP1 (jun/fos) transcription factors (c-jun, junB, junD, c-fos, FosB, Fra-1, and Fra-2) are key regulators of epidermal keratinocyte survival and differentiation and important drivers of cancer development. Understanding the role of these factors in epidermis is complicated by the fact that each protein is expressed, at different levels, in multiple cells layers in differentiating epidermis, and because AP1 transcription factors regulate competing processes (i.e., proliferation, apoptosis, and differentiation). Various in vivo genetic approaches have been used to study these proteins including targeted and conditional knockdown, overexpression, and expression of dominant-negative inactivating AP1 transcription factors in epidermis. Taken together, these studies suggest that individual AP1 transcription factors have different functions in the epidermis and in cancer development and that altering AP1 transcription factor function in the basal versus suprabasal layers differentially influences the epidermal differentiation response and disease and cancer development.http://dx.doi.org/10.1155/2013/537028
spellingShingle Richard L. Eckert
Gautam Adhikary
Christina A. Young
Ralph Jans
James F. Crish
Wen Xu
Ellen A. Rorke
AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer
Journal of Skin Cancer
title AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer
title_full AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer
title_fullStr AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer
title_full_unstemmed AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer
title_short AP1 Transcription Factors in Epidermal Differentiation and Skin Cancer
title_sort ap1 transcription factors in epidermal differentiation and skin cancer
url http://dx.doi.org/10.1155/2013/537028
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