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http://purl.uniprot.org/citations/15372073http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/15372073http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/15372073http://www.w3.org/2000/01/rdf-schema#comment"Tissue plasminogen activator (tPA) is a serine protease involved in the degradation of blood clots through the activation of plasminogen to plasmin. Here we report on the identification of tPA as a specific protease able to activate platelet-derived growth factor C (PDGF-C). The newly identified PDGF-C is secreted as a latent dimeric factor (PDGF-CC) that upon proteolytic removal of the N-terminal CUB domains becomes a PDGF receptor alpha agonist. The CUB domains in PDGF-CC directly interact with tPA, and fibroblasts from tPA-deficient mice fail to activate latent PDGF-CC. We further demonstrate that growth of primary fibroblasts in culture is dependent on a tPA-mediated cleavage of latent PDGF-CC, generating a growth stimulatory loop. Immunohistochemical analysis showed similar expression patterns of PDGF-C and tPA in developing mouse embryos and in tumors, indicating both autocrine and paracrine modes of activation of PDGF receptor-mediated signaling pathways. The identification of tPA as an activator of PDGF signaling establishes a novel role for the protease in normal and pathological tissue growth and maintenance, distinct from its well-known role in plasminogen activation and fibrinolysis."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.org/dc/terms/identifier"doi:10.1038/sj.emboj.7600397"xsd:string
http://purl.uniprot.org/citations/15372073http://purl.org/dc/terms/identifier"doi:10.1038/sj.emboj.7600397"xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Li H."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Li H."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Li X."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Li X."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Eriksson U."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Eriksson U."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Fieber C."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Fieber C."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Fredriksson L."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/author"Fredriksson L."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/date"2004"xsd:gYear
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/date"2004"xsd:gYear
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/name"EMBO J."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/name"EMBO J."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/pages"3793-3802"xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/pages"3793-3802"xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/title"Tissue plasminogen activator is a potent activator of PDGF-CC."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/title"Tissue plasminogen activator is a potent activator of PDGF-CC."xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/volume"23"xsd:string
http://purl.uniprot.org/citations/15372073http://purl.uniprot.org/core/volume"23"xsd:string