Term Name:	regulatory B cell
Synonyms:	B(reg), B10 cell, Breg, regulatory B lymphocyte, regulatory B-cell, regulatory B-lymphocyte
Definition:	A mature B cell that has the phenotype CD1d-positive and expresses interleukin-10. This cell type has been associated with suppression of chronic inflammatory responses and T cell responses.
Ontology:	Cell Ontology [CL:0000969]