What does the research say about Escherichia abundance?

Escherichia abundance

There are 3 papers on Escherichia abundance in aging research: 2 observational studies in people, 1 review.

3 papers study it2 findings

“several factors were likely linked to the overabundance of Escherichia members, including advanced age, vegetable intake, and fruit intake.”

Exercise

downin humans1

1 study

Exercise decreases Escherichia abundance in humans (Hedges' g = -0.64, 95% CI -1.20 to -0.08).
“Escherichia decreased (g = -0.64, 95% CI: -1.20 to -0.08, P = 0.026).”
Review
Modulatory effects of exercise interventions on the gut microbiota in older adults: a systematic review and meta-analysis
The journal of nutrition, health & agingMay 30, 2026

Diet

upin humans1

1 study

Diet is associated with Escherichia abundance in humans (elderly cohort).
“several factors were likely linked to the overabundance of Escherichia members, including advanced age, vegetable intake, and fruit intake.”
Humanselderly cohortn = 367
Metagenomics reveals an increased proportion of an Escherichia coli-dominated enterotype in elderly Chinese people
Journal of Zhejiang University. Science. BMay 28, 2025