The live attenuated simian immunodeficiency virus (LASIV) vaccine SIVnef is one of the most effective vaccines in inducing protection against wild-type lentiviral challenge, yet little is known about the mechanisms underlying its remarkable protective efficacy. depth in successful vaccine design. Author Summary Annually, more than two million people are infected NSC 74859 with HIV, the… Continue reading The live attenuated simian immunodeficiency virus (LASIV) vaccine SIVnef is one