Tetraspanin in oncogenic epithelial-mesenchymal transition.

Members of the L6 family of membrane proteins, a branch of the tetraspanin superfamily, are overexpressed in tumor cells from many types of cancers. However, direct evidence of their oncogenic activity has not been previously shown. In this issue of the JCI, Lee et al. demonstrate that overexpressio...

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Main Authors: Muschel, R, Gal, A
Format: Journal article
Language:English
Published: 2008
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author Muschel, R
Gal, A
author_facet Muschel, R
Gal, A
author_sort Muschel, R
collection OXFORD
description Members of the L6 family of membrane proteins, a branch of the tetraspanin superfamily, are overexpressed in tumor cells from many types of cancers. However, direct evidence of their oncogenic activity has not been previously shown. In this issue of the JCI, Lee et al. demonstrate that overexpression of the tetraspanin superfamily member TM4SF5 in human hepatocellular carcinoma cells causes cellular phenotypic changes that resemble classical descriptions of epithelial-mesenchymal transition (EMT), with some unique aspects (see the related article beginning on page 1354). They also show that these TM4SF5-mediated effects trigger tumor formation when these cells are injected into mice. The study implicates TM4SF5, for the first time to our knowledge, in EMT oncogenic pathways of cancer progression.
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spelling oxford-uuid:bc00148b-c121-441b-8738-9f1ceffd1b202022-03-27T05:21:12ZTetraspanin in oncogenic epithelial-mesenchymal transition.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:bc00148b-c121-441b-8738-9f1ceffd1b20EnglishSymplectic Elements at Oxford2008Muschel, RGal, AMembers of the L6 family of membrane proteins, a branch of the tetraspanin superfamily, are overexpressed in tumor cells from many types of cancers. However, direct evidence of their oncogenic activity has not been previously shown. In this issue of the JCI, Lee et al. demonstrate that overexpression of the tetraspanin superfamily member TM4SF5 in human hepatocellular carcinoma cells causes cellular phenotypic changes that resemble classical descriptions of epithelial-mesenchymal transition (EMT), with some unique aspects (see the related article beginning on page 1354). They also show that these TM4SF5-mediated effects trigger tumor formation when these cells are injected into mice. The study implicates TM4SF5, for the first time to our knowledge, in EMT oncogenic pathways of cancer progression.
spellingShingle Muschel, R
Gal, A
Tetraspanin in oncogenic epithelial-mesenchymal transition.
title Tetraspanin in oncogenic epithelial-mesenchymal transition.
title_full Tetraspanin in oncogenic epithelial-mesenchymal transition.
title_fullStr Tetraspanin in oncogenic epithelial-mesenchymal transition.
title_full_unstemmed Tetraspanin in oncogenic epithelial-mesenchymal transition.
title_short Tetraspanin in oncogenic epithelial-mesenchymal transition.
title_sort tetraspanin in oncogenic epithelial mesenchymal transition
work_keys_str_mv AT muschelr tetraspanininoncogenicepithelialmesenchymaltransition
AT gala tetraspanininoncogenicepithelialmesenchymaltransition