IDENTIFICATION OF THE HEPATOCYTE GROWTH-FACTOR RECEPTOR AS THE C-MET PROTOONCOGENE PRODUCT

被引:2204
作者
BOTTARO, DP [1 ]
RUBIN, JS [1 ]
FALETTO, DL [1 ]
CHAN, AML [1 ]
KMIECIK, TE [1 ]
VANDEWOUDE, GF [1 ]
AARONSON, SA [1 ]
机构
[1] NCI,FREDERICK CANC RES & DEV CTR,ABL,BASIC RES PROGRAM,FREDERICK,MD 21702
关键词
D O I
10.1126/science.1846706
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Hepatocyte growth factor (HGF) is a plasminogen-like protein thought to be a humoral mediator of liver regeneration. A 145-kilodalton tyrosyl phosphoprotein observed in rapid response to HGF treatment of intact target cells was identified by immunoblot analysis as the beta-subunit of the c-met proto-oncogene product, a membrane-spanning tyrosine kinase. Covalent cross-linking of I-125-labeled ligand to cellular proteins of appropriate size that were recognized by antibodies to c-met directly established the c-met product as the cell-surface receptor for HGF.
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页码:802 / 804
页数:3
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