text_1: Toll-like receptor (TLR) signaling is involved in the pathogenesis of human MDS.
text_2: These 2 proteins formed a functional ligand/receptor pair that recruited components to CD33’s immunoreceptor tyrosine-based inhibition motif (ITIM), inducing secretion of the suppressive cytokines IL-10 and TGF-β by immature myeloid cells.