LAPTM4B and cancer: With reference to LAPTM4B, it has been extensively studied for genotyping studies associated with various cancers from serum as well as investigated for its expression in PBMCs and platelets (Cheng et al., 2016; Gnatenko et al., 2010; Huygens et al., 2015; Ma et al., 2015; Mo et al., 2014).