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IP address: 3.235.154.65
Time: 2024-03-29T13:31:04Z
URL: http://scholar.google.com/scholar_lookup?title=Superantigen+responses+and+co-stimulation%3A+CD28+and+CTLA-4+have+opposing+effects+on+T+cell+expansion+in+vitro+and+in+vivo&year=1996&author=Krummel&journal=Int+Immunol&volume=8&issue=4&pages=519-523&doi=10.1093%2Fintimm%2F8.4.519&pmid=8671638