Gain of function again, weird.
https://www.forbes.com/sites/stevensalzberg/2022/08/15/scientists-have-re-created-the-deadly-1918-flu-virus-why/?sh=12bd9c613190
Scientists Have Re-Created The Deadly 1918 Flu Virus. Why?
With all the controversy about gain-of-function work in viruses, you might think that scientists have stopped doing that kind of work. You'd be mistaken.
https://www.forbes.com/sites/stevensalzberg/2022/08/15/scientists-have-re-created-the-deadly-1918-flu-virus-why/?sh=12bd9c613190