Capillary electrophoresis revealed an IL1RN-VNTR 1/1-genotype in six (No 9, 21, 22, 25, 27, 28), a 1/2-genotype in four (No 6, 12, 14, and 18), and a 2/2-genotype in one (No 23) of the H. pylori-infected gastritis biopsies. This evidence concerns the gene IL1RN and gastritis.