In the antra, the densities of CgA cells were measured as 272.5±28.6, 372.7±43.6, 274.6±41.2, 217.0±61.9 and 685.3±100.5 cells/mm2 in the controls and the IBS-total, IBS-D, IBS-M and IBS-C patients, respectively. The gene discussed is CGA; the disease is irritable bowel syndrome.