The team explained the coronavirus enters the body by binding to the ACE2 enzyme, which plays an important role in the regulation of intestinal inflammation. ACE2 also has a "major impact" on the make-up of the microbes in the gut and therefore affects diseases of the heart and lungs, they said.
https://www.newsweek.com/gut-microbes-could-predict-how-seriously-ill-covid-19-patient-might-get-preliminary-study-suggests-1500568?utm_source=SilverpopMailing&utm_medium=email&utm_campaign=The%20Starting%205%204.28.2020
