PRJNA428883
human gut metagenome Metagenome
This study aimed to characterize the differences of gastric microbiota in stomach microhabitats that associated with gastric cancer (GC) development. A cohort of 276 GC patients without preoperative chemotherapy were enrolled retrospectively, and 230 normal, 247 peritumoral and 229 tumoral tissues were obtained for gastric mucosal microbiota analysis targeting on 16S rRNA gene by MiSeq sequencing platform.