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IP address: 44.193.208.105
Time: 2024-03-29T13:34:36Z
URL: http://scholar.google.com/scholar_lookup?title=TGF-beta+signalling+from+cell+membrane+to+nucleus+through+SMAD+proteins&year=1997&author=Heldin&journal=Nature&volume=390&issue=6659&pages=465-471&doi=10.1038%2F37284&pmid=9393997