为什么口服治疗糖尿病的药物对某些人有效，但对其他人无效？

据威克森林医学院的研究人员说，构成肠道微生物群的细菌可能是罪魁祸首。

Gut microbiome may affect some anti-diabetes drugs

https://www.sciencedaily.com/releases/2018/12/181211122445.htm

In a review of more than 100 current published studies in humans and rodents, the School of Medicine team examined how gut bacteria either enhanced or inhibited a drug's effectiveness. The review is published in the Dec.11 edition of the journal EBioMedicine.