Abstract

The IPA (Invertebrate Primitive Antibody) was recently discovered, in the same time of Asterias rubens lymphocytes, humoral specific immune responses and Genomic assays with the  sea star IGKappa gene.or anti-Horse-radish peroxydase. CDR1 and CDR2 were described in this paper. That corroborates the name of Invertebrate Primitive Antibody and not IG Like protein as it is thought by some people.

Keywords: Invertebrates, Invertebrate Primitive Antibody, CDR1, CDR2