HSPD1 and gastric cancer: Using Luminex® (Thermo Fischer Scientific, Waltham, MA, USA)-based H. pylori multiplex serology [90], serum samples from 1402 individuals of a Chinese high-risk GC population, including 412 patients with IM, 145 with DYS, and 333 with undifferentiated DYS, were assayed for antibodies against 13 H. pylori recombinantly expressed fusion proteins (UreA, Catalase, GroEL, NapA, CagA, HP0231, VacA, HpaA, Cad, HyuA, Omp, HcpC and HP0305) [48].