Attenuated HIV strains and use thereof

摘要

The present invention provides an isolated human immunodeficiency virus, and methods for obtaining the same, comprising at least one non-revertant mutation capable of delaying or diminishing the pathological behavior of said human immunodeficiency virus in comparison with a human immunodeficiency virus not having at least one such mutation. The invention further provides a vaccine against acquired immunodeficiency syndrome comprising the isolated human immunodeficiency virus according to the invention. Said virus can also be used for diagnostic assays in HIV-infected patients.