Evidence map›Paper›PMID 29668002›Full record

ArticleLab on a chip2018

A sharp-edge-based acoustofluidic chemical signal generator.

Po-Hsun Huang, Chung Yu Chan, Peng Li, Yuqi Wang, Nitesh Nama, Hunter Bachman, Tony Jun Huang

Abstract read
In one paragraph

Article in Lab on a chip, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. A Plug-and-Play Volume Minimizing Micromixer.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
    Article
  2. Article
  3. [High stability enhanced ultrasonic microfluidic structure with flexible tip coupled bubbles].Sheng wu yi xue gong cheng xue za zhi = Journal of biomedical engineering = Shengwu yixue gongchengxue zazhi · 2024
    Article
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  18. Acoustofluidic Synthesis of Particulate Nanomaterials.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2019
    Article
  19. Acoustofluidic methods in cell analysis.Trends in analytical chemistry : TRAC · 2019
    Article
  20. 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

7 authors.

Po-Hsun HuangDepartment of Mechanical Engineering and Materials Science, Duke University, Durham, NC 27708, USA. tony.huang@duke.edu.
Chung Yu Chan
Peng Li
Yuqi Wang
Nitesh Nama
Hunter Bachman
Tony Jun Huang

Funding

Standing Surface Acoustic Wave Based Cell Sorters for Maintaining Cell IntegrityR01GM112048 · NIGMS · PENNSYLVANIA STATE UNIVERSITY, THE · PI HUANG, TONY JUN · 2014 to 2017
$1.1M
Validation of acoustic tweezers for single-cell analyses of purine metabolismR33EB019785 · NIBIB · PENNSYLVANIA STATE UNIVERSITY, THE · PI HUANG, TONY JUN · 2014 to 2016
$1.1M
NIBIB NIH HHS R33 EB019785NIGMS NIH HHS R01 GM112048
6 · The paper itself

Abstract

Resolving the temporal dynamics of cell signaling pathways is essential for regulating numerous downstream functions, from gene expression to cellular responses. Mapping these signaling pathways requires the exposure of cells to time-varying chemical signals; these are difficult to generate and control over a wide temporal range. Herein, we present an acoustofluidic chemical signal generator based on a sharp-edge-based micromixing strategy. The device, simply by modulating the driving signals of an acoustic transducer including the ON/OFF switching frequency, actuation time and duty cycle, is capable of generating both single-pulse and periodic chemical signals that are temporally controllable in terms of stimulation period, stimulation duration and duty cycle. We also demonstrate the device's applicability and versatility for cell signaling studies by probing the calcium (Ca2+) release dynamics of three different types of cells stimulated by ionomycin signals of different shapes. Upon short single-pulse ionomycin stimulation (∼100 ms) generated by our device, we discover that cells tend to dynamically adjust the intracellular level of Ca2+ through constantly releasing and accepting Ca2+ to the cytoplasm and from the extracellular environment, respectively. With advantages such as simple fabrication and operation, compact device design, and reliability and versatility, our device will enable decoding of the temporal characteristics of signaling dynamics for various physiological processes.

Indexed as

AcousticsModels, BiologicalCalciumCalcium SignalingCell LineHeLa CellsHumansIonomycinMicrofluidic Analytical TechniquesSignal TransductionCalciumIonomycin

Identifiers

PMID29668002
PMCPMC6064650

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.