HIV

Ryan added, "It is a vicious cycle of public health disasters followed by economic disasters. This virus may never go away. HIV has not gone away. But we have come to terms with the virus. We have developed therapies, prevention methods."

An HIV positive man allegedly bit the finger of a CISF jawan after he was stopped for not wearing a mask during checking in Surat, Gujarat on Tuesday evening.

The research has been published in the prestigious Nature journal