Protostome/deuterostome divergence

Range ~1,000 million years ago
Organism Metazoa animals
Reference Pinto MR, Melillo D, Giacomelli S, Sfyroera G, Lambris JD. Ancient origin of the complement system: emerging invertebrate models. Adv Exp Med Biol. 2007 598: 372-88 DOI: 10.1007/978-0-387-71767-8_26 p.374 bottom paragraphPubMed ID17892225
Comments P.374 bottom paragraph: "A search for the presence of complement genes has been carried out in the genome of the sea anemone Nematostella vectensis. This organism belongs to the phylum Cnidaria, which diverged from the Bilateria about 1,300 mya, before the protostome/deuterostome divergence, which occurred approximately 1,000 mya." Please note: according to Wikipedia\Protostome the value is ~600 million years ago
Entered by Uri M
ID 117100