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Cited by 518

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

CD44 is required for two consecutive steps in HGF/c-Met signaling

Open access
Orian-Rousseau, Véronique, Chen, Linfeng, Sleeman, Jonathan P., Herrlich, Peter, Ponta, Helmut·2002·Genes & Development

Abstract

The tyrosine kinase receptor c-Met and its ligand HGF/SF, ezrin, and splice variants of CD44 have independently been identified as tumor metastasis-associated proteins. We now show that these proteins cooperate. A CD44 isoform containing variant exon v6 sequences is strictly required for c-Met activation by HGF/SF in rat and human carcinoma cells, in established cell lines as well as in primary keratinocytes. CD44v6-deficient tumor cells were unable to activate c-Met unless they were transfected with a CD44v6-bearing isoform. Antibodies to two v6-encoded epitopes inhibited autophosphorylation of c-Met by interfering with the formation of a complex formed by c-Met, CD44v6, and HGF/SF. In addition, signal transduction from activated c-Met to MEK and Erk required the presence of the cytoplasmic tail of CD44 including a binding motif for ERM proteins. This suggests a role for ERM proteins and possibly their link to the cortical actin cytoskeleton in signal transfer.

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Metadata

Authors
Orian-Rousseau, V., Chen, L., Sleeman, J. P., Herrlich, P., & Ponta, H.
Venue
Genes & Development
Published
2002-12-01
Volume
16
Issue
23
Pages
3074-3086
ISSN
  • 0890-9369 (ISSN-L)
  • 1549-5477
OpenAlex
W2105088175
Cited by
518
References
3
Type
posted content
Language
en
Open access
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CoChat. (2026). Citation check: CD44 is required for two consecutive steps in HGF/c-Met signaling. https://app.cochat.ai/papers/10.1101/gad.242602
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Orian-Rousseau, V., Chen, L., Sleeman, J. P., Herrlich, P., & Ponta, H. (2002). CD44 is required for two consecutive steps in HGF/c-Met signaling. Genes & Development. https://doi.org/10.1101/gad.242602

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