Evidence map›Paper›PMID 33947924›Full record

ArticleScientific reports2021

Microdroplet-based system for culturing of environmental microorganisms using FNAP-sort.

Kanako Saito, Yuri Ota, Dieter M Tourlousse, Satoko Matsukura, Hirotsugu Fujitani, Masamune Morita, Satoshi Tsuneda, Naohiro Noda

Abstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

16 citing papers in PubMed.

  1. Article
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  3. Draft genome sequence ofMicrobiology resource announcements · 2026
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  4. Draft genome sequence ofMicrobiology resource announcements · 2026
    Article
  5. Article
  6. Article
  7. Article
  8. Microbial single-cell applications under anoxic conditions.Applied and environmental microbiology · 2024
    Review
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Review
  16. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Kanako Saito *Department of Life Science and Medical Bioscience, Waseda University, 2-2 Wakamatsu-cho, Shinjuku-ku, Tokyo, 162-0056, Japan.
Yuri Ota *Department of Life Science and Medical Bioscience, Waseda University, 2-2 Wakamatsu-cho, Shinjuku-ku, Tokyo, 162-0056, Japan.
Dieter M TourlousseBiomedical Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Center 6, 1-1-1 Higashi, Tsukuba, Ibaraki, 305-8566, Japan.
Satoko MatsukuraBiomedical Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Center 6, 1-1-1 Higashi, Tsukuba, Ibaraki, 305-8566, Japan.
Hirotsugu FujitaniBiomedical Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Center 6, 1-1-1 Higashi, Tsukuba, Ibaraki, 305-8566, Japan.
Masamune MoritaBiomedical Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Center 6, 1-1-1 Higashi, Tsukuba, Ibaraki, 305-8566, Japan.
Satoshi TsunedaDepartment of Life Science and Medical Bioscience, Waseda University, 2-2 Wakamatsu-cho, Shinjuku-ku, Tokyo, 162-0056, Japan. stsuneda@waseda.jp.
Naohiro NodaDepartment of Life Science and Medical Bioscience, Waseda University, 2-2 Wakamatsu-cho, Shinjuku-ku, Tokyo, 162-0056, Japan. noda-naohiro@aist.go.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Droplet microfluidics has emerged as a powerful technology for improving the culturing efficiency of environmental microorganisms. However, its widespread adoption has been limited due to considerable technical challenges, especially related to identification and manipulation of individual growth-positive droplets. Here, we combined microfluidic droplet technology with on-chip "fluorescent nucleic acid probe in droplets for bacterial sorting" (FNAP-sort) for recovery of growth-positive droplets and droplet microdispensing to establish an end-to-end workflow for isolation and culturing of environmental microbes. As a proof-of-concept, we demonstrate the ability of our technique to yield high-purity cultures of rare microorganisms from a representative complex environmental microbiome. As our system employs off-the-shelf commercially available equipment, we believe that it can be readily adopted by others and may thus find widespread use toward culturing the high proportion of as-of-yet uncultured microorganisms in different biomes.

Identifiers

PMID33947924
PMCPMC8096817

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.