Fecal samples from 704 healthy Japanese adult subjects were analyzed by high-throughput sequencing of amplicons derived from the V3-V4 region of the 16S rRNA gene.
B. thetaiotaomicron isolate recovered from a faecal sample donated by a healthy adult between 50-80 years old recruited via the COMBAT study (ClinicalTrials.gov Identifier: NCT03679533).