肠道菌群是炎症性肠病(IBD)发生发展的重要环境因素。海南大学张家超团队近期在iMeta发表研究stablishing a novel inflammatory bowel disease prediction model based on gene markers identified from single nucleotide variants of the intestinal microbiota,在IBD患者的肠道菌群中发现了基于单核苷酸变异(Single nucleotide variants, SNV)的特异性基因特征,建立了一种新的准确预测IBD的诊断方法。