Volume 31, Number 4—April 2025
Synopsis
Alistipes Bacteremia in Older Patients with Digestive and Cancer Comorbidities, Japan, 2016–2023
Naoki Watanabe
, Tomohisa Watari, Naoto Hosokawa, and Yoshihito Otsuka
, Tomohisa Watari, Naoto Hosokawa, and Yoshihito Otsuka
Table 3
Identification results of analyses for Alistipes strains isolated from patients with Alistipes bacteremia, Japan, 2016–2023*
| Case no. | Year | Strain name | MALDI-TOF MS |
16S rRNA analysis |
Whole-genome analysis |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| Proposed species | Score | Identified species | Similarity, % | Identified species | ANI, % | |||||
| 1 | 2016 | NA | A. finegoldii | 2.0 | NA | NA | NA | NA | ||
| 2 | 2017 | NA | A. onderdonkii | 2.1 | NA | NA | NA | NA | ||
| 3 | 2018 | NA | A. finegoldii | 2.1 | NA | NA | NA | NA | ||
| 4 | 2019 | KML 24001 | A. onderdonkii | 2.3 | A. onderdonkii | 99.9 | A. onderdonkii | 98.3 | ||
| 5 | 2019 | KML 24002 | A. putredinis | 2.1 | A. putredinis | 100 | A. putredinis | 99.9 | ||
| 6 | 2020 | KML 24003 | A. finegoldii | 2.0 | A. finegoldii | 99.9 | A. finegoldii | 99.1 | ||
| 7 | 2020 | KML 24004 | A. indistinctus | 2.0 | A. indistinctus | 100 | A. indistinctus | 99.1 | ||
| 8 | 2021 | KML 24005 | A. onderdonkii | 2.1 | A. onderdonkii | 100 | A. onderdonkii | 99.6 | ||
| 9 | 2021 | KML 24006 | A. putredinis | 2.1 | A. putredinis | 100 | A. putredinis | 99.7 | ||
| 10 | 2022 | KML 24007 | A. indistinctus | 2.2 | A. indistinctus | 100 | A. indistinctus | 99.2 | ||
| 11 | 2022 | KML 24008 | A. onderdonkii | 2.0 | A. onderdonkii | 100 | A. onderdonkii | 98.8 | ||
| 12 | 2023 | KML 24009 | A. putredinis | 2.1 | A. putredinis | 99.9 | A. putredinis | 98.9 | ||
| 13 | 2023 | KML 24010 | A. finegoldii | 2.3 | A. finegoldii | 99.8 | NA | NA | ||
| 13 | 2023 | KML 24011 | No identification | NA | A. ihumii | 99.7 | NA | NA | ||
*ANI, average nucleotide identity; MALDI-TOF MS, matrix-assisted laser desorption/ionization time-of-flight mass spectrometry; NA, not available.
Page created: February 18, 2025
Page updated: March 24, 2025
Page reviewed: March 24, 2025
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.