Major Histocompatibility Complex I Mediates Immunological Tolerance of the Trophoblast during Pregnancy and May Mediate Rejection during Parturition

Table 3

Definitions of receptors and molecules mentioned in the paper.

Name	Full name	Presenting cell	Function	Synonyms
KIR2D	Killer cell immunoglobulin-like receptor	NK cells	Specific for HLA-C; inhibitory effect on NK cell	CD158 and 2DL3
KIR2DL4	Killer cell immunoglobulin-like receptor	NK cells	Binds MHC I and activates NK cells	CD158D, KIR103, 2DL4, and KIR103AS
LIR-1	Leukocytes immunoglobulin-like receptor 1	Immune cells	Binds MHC I and inhibits stimulation	CD85, ILT2, MIR7, LILRB1, and Ig-like receptor 1
LIR-2	Leukocytes immunoglobulin-like receptor 2	Immune cells	Binds MHC I and inhibits stimulation	CD58D, ILT4, MIR-10, 2
CD80	CD80 molecule	Macrophages and activated B lymphocytes	Involved in costimulatory signal for T-lymphocytes activation and works together with CD86	CD28LG, CD28LG1, and LAB7
CD86	CD86 molecule	Antigen presenting cells	Involved in costimulatory signal for T-lymphocytes activation and works together with CD80	CD28LG2, LAB72, B7-2, and B70
CD9	CD9 molecule	Cells exosomes	Mediates signal transduction events for regulation of cell development, activation, growth, and motility	MIC3, BTCC-1, DRAP-27, TSPAN-29, and MRP-1