A transitional stage B cell that has the phenotype surface IgM-positive, surface IgD-postive, CD21-positive, CD23-positive, CD62L-negative, CD93-positive and is located in the splenic B follicles. This cell type has also been described as IgM-high, CD19-positive, B220-positive, AA4-positive, and CD23-positive. [ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2193793 GOC:msz http://www.ncbi.nlm.nih.gov/pubmed/12810111 GOC:tfm GOC:dsd http://purl.obolibrary.org/obo/go/references/0000031 ]

Synonyms: T2 B-cell T2 B-lymphocyte T2 B lymphocyte transitional stage 2 B cell