Evidence map›Paper›PMID 28630926›Full record

ArticleScience advances2017

Vasculogenic hydrogel enhances islet survival, engraftment, and function in leading extrahepatic sites.

Jessica D Weaver, Devon M Headen, Jahizreal Aquart, Christopher T Johnson, Lonnie D Shea, Haval Shirwan, Andrés J García

Open access · goldAbstract read
In one paragraph

Article in Science advances, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 93 papers.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed
19.6field-weighted citation impact, top 1% 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

93 citing papers in PubMed, 168 citations in OpenAlex.

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33 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

7 authors at 3 institutions in 1 country.

Jessica D WeaverWoodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, 30332, USA.ORCID 0000-0001-7394-2443
Devon M HeadenWoodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, 30332, USA.
Jahizreal AquartPetit Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GA, 30332, USA.
Christopher T JohnsonPetit Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, GA, 30332, USA.ORCID 0000-0001-8884-6761
Lonnie D SheaDepartment of Biomedical Engineering and Department of Chemical Engineering, University of Michigan, Ann Arbor, MI, 48109, USA.
Haval ShirwanInstitute of Cellular Therapeutics, Department of Microbiology and Immunology, University of Louisville School of Medicine, Louisville, KY, 40202, USA.ORCID 0000-0002-1657-9470
Andrés J GarcíaWoodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, 30332, USA.
Georgia Institute of Technology · USNorthwestern University · USUniversity of Louisville · US

Funding

Regional Pilot And Feasibility Study Grants ProgramP30DK020572 · NIDDK · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI WILLIAM H HERMAN · 2013 to 2026
$24.3M
MEDICAL SCIENTIST TRAINING PROGRAMT32GM008169 · NIGMS · EMORY UNIVERSITY · PI GROSS, ROBERT E · 1987 to 2021
$20.3M
Protein-Releasing Microporous Scaffolds for Cell Replacement TherapyR01EB009910 · NIBIB · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI LUO, XUNRONG, SHEA, LONNIE D · 2010 to 2018
$3.5M
Innovation & Leadership in Engineering Technologies and Therapies for DiabetesT90DK097787 · NIDDK · GEORGIA INSTITUTE OF TECHNOLOGY · PI BABENSEE, JULIA E · 2012 to 2017
$621k
IVIS Spectrum in vivo Imaging SystemS10OD016264 · OD · GEORGIA INSTITUTE OF TECHNOLOGY · PI GARCIA, ANDRES J · 2015 to 2015
$595k
Bacteriophage Presenting Hydrogels to Treat OsteomyelitisF30AR069472 · NIAMS · GEORGIA INSTITUTE OF TECHNOLOGY · PI JOHNSON, CHRISTOPHER THOMAS · 2016 to 2019
$197k
NIAMS NIH HHS F30 AR069472NIDDK NIH HHS P30 DK020572NIDDK NIH HHS T90 DK097787NIGMS NIH HHS T32 GM008169NIH HHS S10 OD016264
6 · The paper itself

Abstract

Islet transplantation is a promising alternative therapy for insulin-dependent patients, with the potential to eliminate life-threatening hypoglycemic episodes and secondary complications of long-term diabetes. However, widespread application of this therapy has been limited by inadequate graft function and longevity, in part due to the loss of up to 60% of the graft in the hostile intrahepatic transplant site. We report a proteolytically degradable synthetic hydrogel, functionalized with vasculogenic factors for localized delivery, engineered to deliver islet grafts to extrahepatic transplant sites via in situ gelation under physiological conditions. Hydrogels induced differences in vascularization and innate immune responses among subcutaneous, small bowel mesentery, and epididymal fat pad transplant sites with improved vascularization and reduced inflammation at the epididymal fat pad site. This biomaterial-based strategy improved the survival, engraftment, and function of a single pancreatic donor islet mass graft compared to the current clinical intraportal delivery technique. This biomaterial strategy has the potential to improve clinical outcomes in islet autotransplantation after pancreatectomy and reduce the burden on donor organ availability by maximizing graft survival in clinical islet transplantation for type 1 diabetes patients.

Indexed as

Islets of LangerhansIslets of Langerhans TransplantationBiocompatible MaterialsCell SurvivalHydrogelsLeukocytesNeovascularization, PhysiologicVascular Endothelial Growth Factor ABiocompatible MaterialsHydrogelsVascular Endothelial Growth Factor Abiomaterialblood glucosediabeteshydrogelInflammationin vivo imagingisletpancreastransplantationvascularization

Identifiers

PMID28630926
PMCPMC5457148
OpenAlexW2620833969

What Socratic holds

Textmetadata
LicenceCC BY-NC
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 Socratic graph.