So Kostic and his crew asked 15 runners who competed in the Boston Marathon in 2015 to provide daily stool samples from a week before the race to a week after.

因此，库斯迪及其团队要求参加2015年波士顿马拉松的15名选手在比赛前后一周提供每日粪便样本。

Aleksandar Kostic, a microbiologist at Harvard Medical School, was initially interested in how the gut microbes of people with diabetes might differ from folks without the condition—the idea being that tweaking the microbiome might help to treat the disease.

哈佛医学院的微生物学家亚历山大·科斯蒂克 (Aleksandar Kostic) 最初对糖尿病患者的肠道微生物与非糖尿病患者的肠道微生物有何不同感兴趣——其想法是调整微生物组可能有助于治疗这种疾病。