chordate

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chordate

any animal of the phylum Chordata, including the vertebrates and protochordates, characterized by a notochord, dorsal tubular nerve cord, and pharyngeal gill slits
References in periodicals archive ?
Self-nonself recognition in the colonial protochordate Botryllus schlosseri from Mutsu Bay, Jpn.
Whole-body protochordate regeneration from totipotent blood cells.
Investigation of the contribution from peripheral GnRH-like immunoreactive neuroblasts to the regenerating central nervous system in the protochordate Ciona intestinalis.
Allorecognition histocompatibility in a protochordate species: Is the relationship to MHC somatic or structural?
Current data suggest either that protochordates and vertebrates diverged before the NC GRN evolved, or in the less parsimonious scenario, that a NC GRN was lost in the former.
Random amplified polymorphic DNA (RAPD) analysis reveals extensive natural chimerism in a marine protochordate.
Evidence for a programmed life span in a colonial protochordate.
Spermatids of the protochordate Branchiostoma lanceolatum, in which the sperm nucleus is almost spherical, do not contain microtubules, and thus microtubules are not involved in the spermiogenesis (Baccetti et al.