dNK cells subtypes

Expression of KIR

Cytoplasmic granule proteins

Activating killer cell lectin-like receptor (NKG2C, NKG2E) and inhibiting NKG2A)

Chemokine

Function in pregnancy

dNK1

Higher

+

plays a dominant role in early pregnancy

dNK2

low

+

XCL1

recruitment of EVTs and dendritic cells

dNK3

low

chemokine ligand 5

regulation of EVT invasion