Yuan, Shaochun Amphioxus as a model for investigating evolution of the vertebrate immune system. [electronic resource] - Developmental and comparative immunology Feb 2015 - 297-305 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1879-0089 Standard No.: 10.1016/j.dci.2014.05.004 doi Subjects--Topical Terms: AnimalsBiological EvolutionComplement ActivationImmunity, InnateLancelets--geneticsSignal TransductionVertebrates--immunology