08-31-2021-2322 - Successful attempts to "resurrect" extinct viruses from the DNA fossils have been reported.[11] In addition, Pithovirus sibericum was revived from a 30,000-year-old ice core harvested from permafrost in Siberia, Russia.[12][13]

 Successful attempts to "resurrect" extinct viruses from the DNA fossils have been reported.^[11] In addition, Pithovirus sibericum was revived from a 30,000-year-old ice core harvested from permafrost in Siberia, Russia.^[12][13]

https://en.wikipedia.org/wiki/Paleovirology