KH Edelmann, CB Wilson. (2001) "Role of CD28/CD80-86 and CD40/CD154 costimulatory interactions in host defense to primary herpes simplex virus infection." J Virol 75. 612-21 PMID: 11134274 DOI: 10.1128/JVI.75.2.612-621.2001 | Abstract and Keywords

J Hernández, A Ko, LA Sherman. (2001) "CTLA-4 blockade enhances the CTL responses to the p53 self-tumor antigen." J Immunol 166. 3908-14 PMID: 11238635 | Abstract and Keywords

HP Raué, MK Slifka. (2007) "Pivotal advance: CTLA-4+ T cells exhibit normal antiviral functions during acute viral infection." J Leukoc Biol 81. 1165-75 PMID: 17215523 DOI: 10.1189/jlb.0806535 | Abstract and Keywords