They also observed downregulation of LILRB1 and LILRB2, highlighting immune dysregulation as a distinguishing feature of Long COVID. Lee et al. analyzed the expression of long noncoding RNAs (lncRNAs) ...

KIR2DL4 is located in endosomes, and transferred to the surface of dNK cells when cultured with IL-2 in vitro. LILRB1 is also the HLA-G receptors containing four ITIMs in their cytoplasmic domains.