Evidence map›Paper›PMID 28871305›Full record

ArticleLab on a chip2017

Skeletal muscle-on-a-chip: an in vitro model to evaluate tissue formation and injury.

Gaurav Agrawal, Aereas Aung, Shyni Varghese

Abstract read
In one paragraph

Article in Lab on a chip, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 80 papers.

0numbers the graph read from it
0cells of the map it votes in
80citing 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

80 citing papers in PubMed.

  1. Article
  2. Synovial fibroblasts modulate endothelial activation in an acute injury-on-a-chip model.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  16. Skeletal Muscle Tissue Engineering: From Tissue Regeneration to Biorobotics.Cyborg and bionic systems (Washington, D.C.) · 2025
    Review
  17. Review
  18. Review
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  20. Review

20 more citing papers are in PubMed but not listed here.

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

3 authors.

Gaurav AgrawalDepartment of Bioengineering, University of California-San Diego, La Jolla, CA, USA. svarghese@ucsd.edu shyni.varghese@duke.edu.
Aereas Aung
Shyni Varghese

Funding

Integrative Bioengineering of Heart, Vessels, and BloodT32HL105373 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CHIEN, SHU, INTAGLIETTA, MARCOS · 2010 to 2019
$3.6M
Diversity Supplement -"Bioinspired Synthetic Grafts for Bone Regeneration"R01AR063184 · NIAMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI VARGHESE, SHYNI · 2013 to 2017
$1.7M
NHLBI NIH HHS T32 HL105373NIAMS NIH HHS R01 AR063184
6 · The paper itself

Abstract

Engineered skeletal muscle tissues can be used for in vitro studies that require physiologically relevant models of native tissues. Herein, we describe the development of a three-dimensional (3D) skeletal muscle tissue that recapitulates the architectural and structural complexities of muscle within a microfluidic device. Using a 3D photo-patterning approach, we spatially confined a cell-laden gelatin network around two bio-inert hydrogel pillars, which induce uniaxial alignment of the cells and serve as anchoring sites for the encapsulated cells and muscle tissues as they form and mature. We have characterized the tissue morphology and strain profile during differentiation of the cells and skeletal muscle tissue formation by using a combination of fluorescence microscopy and computational tools. The time-dependent strain profile suggests the existence of individual cells within the gelatin matrix, which differentiated to form a multinucleated skeletal muscle tissue bundle as a function of culture time. We have also developed a method to calculate the passive tension generated by the engineered muscle tissue bundles suspended between two pillars. Finally, as a proof-of-concept we have examined the applicability of the skeletal muscle-on-chip system as a screening platform and in vitro muscle injury model. We studied the dose-dependent effect of cardiotoxin on the engineered muscle tissue architecture and its subsequent effect on the passive tension. This simple yet effective tool can be appealing for studies that necessitate the analysis of skeletal muscle structure and function, including preclinical drug discovery and development.

Indexed as

Models, BiologicalMuscle, SkeletalAnimalsCell Culture TechniquesCell DifferentiationCell LineGelatinHydrogelsMiceMicrofluidic Analytical TechniquesGelatinHydrogels

Identifiers

PMID28871305
PMCPMC6296378

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.