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AIDS Origins

New HIV-1 Variant Emerges in Cameroon

Published in Vaccine Weekly, September 28th, 1998

A new HIV-1 variant may escape detection by current antibody-based tests for the virus.

The virus and its three subsequently discovered relatives belong neither to the main group (group M) or to the outlyer group (Group O) of HIV-1. Discoverers Francois Simon and colleagues propose naming the new group "Group N" for new or, alternatively, non-M/non-O.

The virus appears to have infected only a small number of people in the west African nation of Cameroon. But as it is infectious and capable of causing AIDS, Simon et al. warn that it could spread.

"The recent history of the HIV pandemic shows that the currently low prevalence of...

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