Uridine-5 -diphosphoglucose (UDPG UDP-Glc UDP-D-Glucose UDP- -D-Glucose) activates the P2Y(14) receptor a neuroimmune system GPCR Uridine-5 -diphosphoglucose is the precursor of glucose-containing oligosaccharides polysaccharides glycoproteins and glycolipids in animal tissues and in some microorganisms