Ep 76 Chickenpox: There's always a 'but'
This Podcast Will Kill You
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The Origins of the Varicellis Oster Virus
The alpha herpes virus group, which includes herpes simplex 1, HSV 2 and varicellis oster virus, as well as other mammalian and avian viruses, dates back to around 180 to 210 million years ago. It seems reasonable then to assume that the chickenpox virus varicell is oster virus also evolved with humans, like alongside humans. This origin story is backed up by several pieces of evidence. And it turns out that immunization of monkeys with human varicella oster virus prevents later infections with simian varicello virus.
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