Robuta

https://www.semanticscholar.org/topic/Receptors%2C-Antigen%2C-B-Cell/150384 Receptors, Antigen, B-Cell | Semantic Scholar IMMUNOGLOBULINS on the surface of B-LYMPHOCYTES. Their MESSENGER RNA contains an EXON with a membrane spanning sequence, producing immunoglobulins in the form... receptors antigen b cellsemanticscholar