Evidence map›Paper›PMID 31737156›Full record

ArticleBiomicrofluidics2019

A flow-based microfluidic device for spatially quantifying intracellular calcium ion activity during cellular electrotaxis.

Joshua Cole, Zachary Gagnon

Open access · greenAbstract read
In one paragraph

Article in Biomicrofluidics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.6field-weighted citation impact, top 32% of its field
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

6 citing papers in PubMed, 9 citations in OpenAlex.

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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

2 authors at 2 institutions in 1 country.

Joshua ColeDepartment of Chemical and Biomolecular Engineering, Johns Hopkins University, Baltimore, Maryland 21218, USA.ORCID 0000-0002-4859-1298
Zachary GagnonDepartment of Chemical Engineering, Texas A&M University, 203 Jack E. Brown Building, College Station, Texas 77843, USA.ORCID 0000-0002-9658-3268
Johns Hopkins University · USTexas A&M University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

How a cell senses, responds, and moves toward, or away from an external cue is central to many biological and medical phenomena including morphogenesis, immune response, and cancer metastasis. Many eukaryotic cells have internal sensory mechanisms that allow them to sense these cues, often in the form of gradients of chemoattractant, voltage, or mechanical stress, and bias their motion in a specific direction. In this study, a new method for using microfluidics to study the electrotactic migration of cells is presented. Electrotaxis (also known as galvanotaxis) is the phenomenon by which cells bias their motion directionally in response to an externally applied electrical field. In this work, we present a new flow-based, salt bridge-free microfluidic device for imaging and quantifying cell motility and intracellular ion activity during electrotaxis. To eliminate salt bridges, we used a low nanoliter flow rate to slowly drive Faradaic waste products away from and out of the electrotaxis zone. This cell migration zone consisted of an array of fluidic confinement channels approximately 2

Identifiers

PMID31737156
PMCPMC6837942
OpenAlexW2989188591

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.