Table 1 Subsets and effectors of Breg

From: Regulatory B cells: the cutting edge of immune tolerance in kidney transplantation

Subsets

Mouse

Human

Effector

Different mechanisms should be seperated by ENTER or semicolon.

Reference

Transitional 2 marginal zone precursor B cells/marginal zone precursor B cells

CD21hiCD23+CD24hiIgMhiIgD+CD1d+

CD23+sIgMhisIgD+CD21/CD35hi

IL-10

Suppress Th1/17 and T-cell proliferation (add ENTER or ";")Induce Tr1/Treg cells

50,84,104,105

Marginal zone B cells

CD19+CD23-CD21+

IL-10

Suppress antigen-specific CD8+ T-cell and CD4+ T-cell response  add ENTER or ";"Induce Tr1 cells

20,31,40

Peritoneal B1a B cells

CD19+CD5+CD11b+

IL-10

Regulate neutrophil infiltration (add ENTER or ";") Suppress CD4+ T-cell activation and pro-inflammatory cytokine production

20,51

Plasma cells/plasmablasts

CD138+/hiCD22-

CD27intCD38+

IL-35, IL-10, Blimp1, IRF4

Inhibit Th1/17, neutrophils, natural killer cells and dendritic cells (add ENTER or ";") Regulate B cells antigen-presenting ability and pro-inflammatory cytokine secretion (add ENTER or ";")Induce IL-10-producing B cells and IL-35-producing B cells

22,37,46

B10

CD5+CD1dhi

CD5+CD1dhi, CD24hiCD27+

IL-10

Suppress CD4+ T cells proliferation and pro-inflammatory cytokine secretion (add ENTER or ";") Suppress antigen-presenting function of dendritic cells Regulate monocyte cytokine production

16,31,39,52,54,55

TIM-1+ B cells

CD19+TIM-1+

CD19+TIM-1+

IL-4, IL-10

Promote Th2 response (add ENTER or ";") Suppress Th1/17(add ENTER or ";") Suppress antibodies secreted by plasma cells

18,21,60,61,106

Naive B cells/transitional B cells

CD19+CD24+/hiCD38hi

IL-10, TGF-β

Suppress IFN-α production by plasmacytoid dendritic cellsadd  (ENTER or ";") Suppress T-cell proliferation, inhibit Th1/17 Induce Tregs and Tr1 cells

24,34,56,58,90,91,107

Circulating B cells

CD19+CD25hi CD27hiCD1dhi CD86hi

IL-10, TGF-β

Suppress T-cell proliferation (add ENTER or ";") Induce Tregs

68