Evidence map›Paper›PMID 37000873›Full record

ArticleScience advances2023

3D bioprinting of dynamic hydrogel bioinks enabled by small molecule modulators.

Sarah M Hull, Junzhe Lou, Christopher D Lindsay, Renato S Navarro, Betty Cai, Lucia G Brunel, Ashley D Westerfield, Yan Xia, Sarah C Heilshorn

Abstract read
In one paragraph

Article in Science advances, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing 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

43 citing papers in PubMed.

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  19. Submucosal Hydrogel for Spring-Mediated Intestinal Lengthening.Journal of biomedical materials research. Part A · 2025
    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

9 authors.

Sarah M HullDepartment of Chemical Engineering, Stanford University, Stanford, CA, USA.ORCID 0000-0002-3741-654X
Junzhe LouDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID 0000-0002-3034-2445
Christopher D LindsayDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.
Renato S NavarroDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID 0000-0001-5949-8251
Betty CaiDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.
Lucia G BrunelDepartment of Chemical Engineering, Stanford University, Stanford, CA, USA.ORCID 0000-0003-0327-5635
Ashley D WesterfieldDepartment of Bioengineering, Stanford University, Stanford, CA, USA.ORCID 0000-0001-9665-3548
Yan XiaDepartment of Chemistry, Stanford University, Stanford, CA, USA.ORCID 0000-0002-5298-748X
Sarah C HeilshornDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID 0000-0002-9801-6304

Funding

Injectable Hydrogels to Deliver Gene Therapy for Myocardial InfarctR01HL151997 · NHLBI · STANFORD UNIVERSITY · PI HEILSHORN, SARAH C · 2020 to 2023
$1.7M
Engineered biomaterials to modulate cell-cell signaling for the robust expansion of stem cellsR01EB027171 · NIBIB · STANFORD UNIVERSITY · PI HEILSHORN, SARAH C · 2019 to 2022
$1.4M
Engineered Protein Hydrogels to Modulate Adipose-derived Stromal Cell Secretome and Exosomes for Injectable Myocardial Infarction TherapyR21HL138042 · NHLBI · STANFORD UNIVERSITY · PI HEILSHORN, SARAH C · 2017 to 2018
$435k
Characterization of corneal stromal stem cells encapsulated within bioorthogonally crosslinked collagen gels for delivery to the ocular surfaceF31EY030731 · NEI · STANFORD UNIVERSITY · PI HULL, SARAH · 2019 to 2022
$131k
NEI NIH HHS F31 EY030731NHLBI NIH HHS R01 HL151997NHLBI NIH HHS R21 HL138042NIBIB NIH HHS R01 EB027171
6 · The paper itself

Abstract

Three-dimensional bioprinting has emerged as a promising tool for spatially patterning cells to fabricate models of human tissue. Here, we present an engineered bioink material designed to have viscoelastic mechanical behavior, similar to that of living tissue. This viscoelastic bioink is cross-linked through dynamic covalent bonds, a reversible bond type that allows for cellular remodeling over time. Viscoelastic materials are challenging to use as inks, as one must tune the kinetics of the dynamic cross-links to allow for both extrudability and long-term stability. We overcome this challenge through the use of small molecule catalysts and competitors that temporarily modulate the cross-linking kinetics and degree of network formation. These inks were then used to print a model of breast cancer cell invasion, where the inclusion of dynamic cross-links was found to be required for the formation of invasive protrusions. Together, we demonstrate the power of engineered, dynamic bioinks to recapitulate the native cellular microenvironment for disease modeling.

Indexed as

BioprintingTissue ScaffoldsHumansHydrogelsPrinting, Three-DimensionalTissue EngineeringHydrogels

Identifiers

PMID37000873
PMCPMC10065439

What OpenQuestion holds

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LicenceCC BY
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.