?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Vinay%2C+D+S&rft.aulast=Vinay&rft.aufirst=D+S&rft.issue=1&rft.volume=33&rft.date=January+1996&rft.issn=0161-5890&rft.atitle=Characterization+of+a+novel+co-stimulatory+molecule%3A+a+155-160kD+B+cell+surface+protein+provides+accessory+help+to+CD4%2B+T+cells+to+proliferate+and+differentiate.&rft.title=Molecular+immunology&rft.pages=1-14&rft.genre=article