Evidence map›Paper›PMID 23030473›Full record

ArticleAnalytical chemistry2012

Microfluidic device for automated synchronization of bacterial cells.

Seth M Madren, Michelle D Hoffman, Pamela J B Brown, David T Kysela, Yves V Brun, Stephen C Jacobson

Abstract read
In one paragraph

Article in Analytical chemistry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Article
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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

6 authors.

Seth M MadrenDepartment of Chemistry, Indiana University, Bloomington, Indiana 47405-7102, United States.
Michelle D Hoffman
Pamela J B Brown
David T Kysela
Yves V Brun
Stephen C Jacobson

Funding

GLOBAL CONTROL OF DIFFERENTIATION IN CAULOBACTERR01GM051986 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI BRUN, YVES V · 1995 to 2016
$6.0M
Mechanism of Caulobacter adhesionR01GM077648 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI BRUN, YVES V · 2007 to 2011
$1.5M
Synthesis and properties of a bacterial bioadhesiveR01GM102841 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI BRUN, YVES V · 2012 to 2015
$1.5M
Nutrient Uptake by the Stalk of Caulobacter crescentusF32AI072992 · NIAID · TRUSTEES OF INDIANA UNIVERSITY · PI BROWN, PAMELA JANE BONNER · 2007 to 2009
$148k
Aging in appendaged bacteriaF32GM083581 · NIGMS · TRUSTEES OF INDIANA UNIVERSITY · PI KYSELA, DAVID · 2009 to 2011
$144k
NIAID NIH HHS F32 AI072992NIAID NIH HHS F32AI072992NIGMS NIH HHS F32 GM083581NIGMS NIH HHS F32GM083581NIGMS NIH HHS GM077648NIGMS NIH HHS GM51986NIGMS NIH HHS R01 GM051986NIGMS NIH HHS R01 GM077648NIGMS NIH HHS R01 GM102841
6 · The paper itself

Abstract

We report the development of an automated microfluidic "baby machine" to synchronize the bacterium Caulobacter crescentus on-chip and to move the synchronized populations downstream for analysis. The microfluidic device is fabricated from three layers of poly(dimethylsiloxane) and has integrated pumps and valves to control the movement of cells and media. This synchronization method decreases incubation time and media consumption and improves synchrony quality compared to the conventional plate-release technique. Synchronized populations are collected from the device at intervals as short as 10 min and at any time over four days. Flow cytometry and fluorescence cell tracking are used to determine synchrony quality, and cell populations synchronized in minimal growth medium with 0.2% glucose (M2G) and peptone yeast extract (PYE) medium contain >70% and >80% swarmer cells, respectively. Our on-chip method overcomes limitations with conventional physical separation methods that consume large volumes of media, require manual manipulations, have lengthy incubation times, are limited to one collection, and lack precise temporal control of collection times.

Indexed as

Lab-On-A-Chip DevicesBiofilmsCaulobacter crescentusCulture MediaEquipment DesignMicrofluidic Analytical TechniquesMicroscopy, FluorescenceCulture Media

Identifiers

PMID23030473
PMCPMC3484264

What OpenQuestion holds

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Registered trials

None linked

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.