Scientists have pinpointed where HIV originated have pinpointed where HIV originated
A team of scientists led by Oxford University in the UK and the University of Leuven in Belgium has reconstructed the genetic history of the HIV-1 group M pandemic, which is the strain that affects the world today.
The research has revealed that the common ancestor of the group M strain originated in Kinshasa, the capital of the Democratic Republic of the Congo, between 1909 and 1930, and also explained some of the circumstances that led to it becoming the pandemic that’s now infected almost 75 million people to date. Their research is published in the journal Science.
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“Our research suggests that following the original animal to human transmission of the virus (probably through the hunting or handling of bush meat) there was only a small ‘window’ during the Belgian colonial era for this particular strain of HIV to emerge and spread into a pandemic,” said Pybus. “By the 1960s transport systems, such as the railways, that enabled the virus to spread vast distances were less active, but by that time the seeds of the pandemic were already sown across Africa and beyond.”