Giant viruses coexisted with the cellular ancestors and represent a distinct supergroup along with superkingdoms Archaea, Bacteria and Eukarya - BMC Ecology and EvolutionGiant viruses coexisted with the cellular ancestors and represent a distinct supergroup along with superkingdoms Archaea, Bacteria and Eukarya Research article Open access Published: 24 August 2012 Giant viruses coexisted with the cellular ancestors and represent a distinct supergroup along with superkingdoms Archaea, Bacteria and Eukarya Arshan Nasir1, Kyung Mo Kim1,2 & Gustavo Caetano-Anolles1 B
