Evidence map›Paper›PMID 24860845›Full record

ArticleLab on a chip2014

Hydrogel bioprinted microchannel networks for vascularization of tissue engineering constructs.

Luiz E Bertassoni, Martina Cecconi, Vijayan Manoharan, Mehdi Nikkhah, Jesper Hjortnaes, Ana Luiza Cristino, Giada Barabaschi, Danilo Demarchi, Mehmet R Dokmeci, Yunzhi Yang and 1 more

Abstract read
In one paragraph

Article in Lab on a chip, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 317 papers.

0numbers the graph read from it
0cells of the map it votes in
317citing 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

317 citing papers in PubMed.

  1. Review
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  11. bioRxiv : the preprint server for biology · 2026
    Article
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  14. Review
  15. Article
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  17. Article
  18. Advances and challenges in human 3D solid tumor models.Advanced functional materials · 2025
    Article
  19. Article
  20. Dissecting endothelial cell heterogeneity with new tools.Cell regeneration (London, England) · 2025
    Review

257 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

11 authors.

Luiz E BertassoniBiomaterials Research Unit, Faculty of Dentistry, University of Sydney, Sydney, NSW 2010, Australia.
Martina Cecconi
Vijayan Manoharan
Mehdi Nikkhah
Jesper Hjortnaes
Ana Luiza Cristino
Giada Barabaschi
Danilo Demarchi
Mehmet R Dokmeci
Yunzhi Yang
Ali Khademhosseini

Funding

Microengineered Osteons for Bone Tissue EngineeringR01AR057837 · NIAMS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI YANG, YUNZHI · 2010 to 2018
$5.1M
3D combinatorial microenvironments for effective cell based therapyR01HL099073 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI KHADEMHOSSEINI, ALI, LIAO, RONGLIH · 2010 to 2013
$2.6M
Point-of-Care Rapid Blood Testing Using Microfluidic DevicesR01AI081534 · NIAID · BRIGHAM AND WOMEN'S HOSPITAL · PI DEMIRCI, UTKAN · 2009 to 2013
$2.1M
Engineering Vascularized Bone Tissues By Microfabrication And ScaffoldingR01DE021468 · NIDCR · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI YANG, YUNZHI · 2011 to 2014
$1.8M
Optical microresonator biosensors for high-throughput, real-time analysis of cellR01GM095906 · NIGMS · BRIGHAM AND WOMEN'S HOSPITAL · PI VOLLMER, FRANK · 2011 to 2015
$1.8M
NHLBI NIH HHS HL099073NHLBI NIH HHS R01 HL099073NIAID NIH HHS AI081534NIAMS NIH HHS AR057837NIAMS NIH HHS R01 AR057837NIBIB NIH HHS EB02597NIDCR NIH HHS DE021468NIDCR NIH HHS R01 DE021468NIGMS NIH HHS GM095906NIGMS NIH HHS R01 GM095906
6 · The paper itself

Abstract

Vascularization remains a critical challenge in tissue engineering. The development of vascular networks within densely populated and metabolically functional tissues facilitate transport of nutrients and removal of waste products, thus preserving cellular viability over a long period of time. Despite tremendous progress in fabricating complex tissue constructs in the past few years, approaches for controlled vascularization within hydrogel based engineered tissue constructs have remained limited. Here, we report a three dimensional (3D) micromolding technique utilizing bioprinted agarose template fibers to fabricate microchannel networks with various architectural features within photocrosslinkable hydrogel constructs. Using the proposed approach, we were able to successfully embed functional and perfusable microchannels inside methacrylated gelatin (GelMA), star poly(ethylene glycol-co-lactide) acrylate (SPELA), poly(ethylene glycol) dimethacrylate (PEGDMA) and poly(ethylene glycol) diacrylate (PEGDA) hydrogels at different concentrations. In particular, GelMA hydrogels were used as a model to demonstrate the functionality of the fabricated vascular networks in improving mass transport, cellular viability and differentiation within the cell-laden tissue constructs. In addition, successful formation of endothelial monolayers within the fabricated channels was confirmed. Overall, our proposed strategy represents an effective technique for vascularization of hydrogel constructs with useful applications in tissue engineering and organs on a chip.

Indexed as

Blood Vessel ProsthesisOsteoblastsTissue EngineeringAnimalsCell LineHydrogelsMicePolyethylene GlycolsSepharoseHydrogelsPolyethylene GlycolsSepharose

Identifiers

PMID24860845
PMCPMC4201051

What OpenQuestion holds

Textmetadata
LicenceTDM
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.