Recovery of L. delbrueckii subsp. bulgaricus and S. thermophilus from fecal samples after yogurt ingestion

No. of detections per subjectaNo. of subjects whose feces contained viable yogurt strains
L. delbrueckii subsp. bulgaricusS. thermophilus
Trial 1
Trial 2
  • a Two indicates detection of the microorganism on days 2 and 7, while one indicates that the strain was detected only on day 7.