ITGAM and cancer: In a study of patients with pancreatic (n = 46), oesophageal(n = 60) and gastric (n = 25) cancers,both Treg and MDSC (HLADR− Lin1low/−CD33+ CD11b+) levels were found elevated inperipheral blood of cancer patients compared to 54 healthy controls (Gabitass et al., 2011).