Irish potato famine pathogen stoked outbreaks on six continents

Researchers tracking the evolution of different strains of the plant pathogen that caused the Irish potato famine in the 1840s show that the historic lineage called FAM-1 was found in nearly three-fourths of the 140 historic and modern samples tested and was found on all six continents.

source https://www.sciencedaily.com/releases/2021/06/210614110832.htm