What is the difference between HIV-1 and HIV-2?
Q: What is the difference between HIV-1 and HIV-2?
A:HIV or Human Immunodeficiency Virus is the infectious agent responsible for AIDS. There are more than one type of HIV (and also several sub-types). Most of the HIV infection in India is HIV-1 but occasional HIV-2 are also reported. HIV-2 is the dominant stage in Western African nations such as Nigeria. Generally HIV-2 is much slower progressing than HIV-1