... 447:913.105. Yutin N, Wolf MY, Wolf YI, Koonin EV: The origins of phagocytosis and eukaryogenesis. Biol Direct 2009, 4:9.106. Martin W, Koonin EV: Introns and the origin of nucleus-cytosol compartmentation. ... yielded many insights into the origin and earliest stages of evolution of eukaryotes. Recent fi ndings indicate that several key cellular systems of eukaryotes exist in archaea. e scattering of ... Phylogenet Evol 2007, 44:255-266.50. Hackett JD, Yoon HS, Li S, Reyes-Prieto A, Rummele SE, Bhattacharya D: Phylogenomic analysis supports the monophyly of cryptophytes and haptophytes and...