Evidence map›Paper›PMID 30224090›Full record

ArticleBiomaterials2019

3-D physiomimetic extracellular matrix hydrogels provide a supportive microenvironment for rodent and human islet culture.

K Jiang, D Chaimov, S N Patel, J-P Liang, S C Wiggins, M M Samojlik, A Rubiano, C S Simmons, C L Stabler

Abstract read
In one paragraph

Article in Biomaterials, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing 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

55 citing papers in PubMed.

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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.

K JiangJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States.
D ChaimovJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States.
S N PatelJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States.
J-P LiangJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States.
S C WigginsJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States.
M M SamojlikJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States.
A RubianoDepartment of Mechanical and Aerospace Engineering, University of Florida, Gainesville, FL, United States.
C S SimmonsJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States; Department of Mechanical and Aerospace Engineering, University of Florida, Gainesville, FL, United States.
C L StablerJ. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, United States. Electronic address: cstabler@bme.ufl.edu.

Funding

The Human Islet Distribution Coordinating Center (UC4)UC4DK098085 · NIDDK · BECKMAN RESEARCH INSTITUTE/CITY OF HOPE · PI EVANS-MOLINA, CARMELLA, NILAND, JOYCE CAROL · 2012 to 2017
$25.6M
Integrated Islet Distribution Program (U24) - 2021U24DK098085 · NIDDK · BECKMAN RESEARCH INSTITUTE/CITY OF HOPE · PI Carmella Evans-Molina, Joyce Carol Niland · 2021 to 2026
$17.8M
Engineering a Human Physiomimetic Islet MicrosystemUC4DK104208 · NIDDK · UNIVERSITY OF FLORIDA · PI AGARWAL, ASHUTOSH, RICORDI, CAMILLO · 2014 to 2014
$4.9M
A comprehensive liquid biopsy platform for detection and prognostication in early stage breast cancerU01CA233363 · NCI · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI AGARWAL, ASHUTOSH, COTE, RICHARD JAMES · 2018 to 2022
$2.6M
NCI NIH HHS U01 CA233363NIDDK NIH HHS U24 DK098085NIDDK NIH HHS UC4 DK098085NIDDK NIH HHS UC4 DK104208
6 · The paper itself

Abstract

Organ-on-a-chip platforms serve as cost-efficient testbeds for screening pharmaceutical agents, mimicking natural physiology, and studying disease. In the field of diabetes, the development of an islet-on-a-chip platform would have broad implications in understanding disease pathology and discovering potential therapies. Islet microphysiological systems are limited, however, by their poor cell survival and function in culture. A key factor that has been implicated in this decline is the disruption of islet-matrix interactions following isolation. Herein, we sought to recapitulate the in vivo peri-islet niche using decellularized extracellular matrix (ECM) hydrogels. Sourcing from porcine bladder, lung, and pancreas tissues, 3-D ECM hydrogels were generated, characterized, and validated using both rodent and human pancreatic islets. Optimized decellularization protocols resulted in hydrogels with distinctive viscoelastic properties that correlated to their matrix composition. The in situ 3-D encapsulation of human or rat islets within ECM hydrogels resulted in improved functional stability over standard culture conditions. Islet composition and morphology were also altered, with enhanced retention of islet-resident endothelial cells and the formation of cord-like structures or sprouts emerging from the islet spheroid. These supportive 3-D physiomimetic ECM hydrogels can be leveraged within microfluidic platforms for the long-term culture of islets.

Indexed as

AnimalsCells, CulturedCells, ImmobilizedElasticityExtracellular MatrixHumansHydrogelsIslets of LangerhansIslets of Langerhans TransplantationMaleRatsRats, Inbred LewSwineTissue ScaffoldsViscosityHydrogels3-D HydrogelsDecellularized tissuesIslet niche

Identifiers

PMID30224090
PMCPMC6397100

What OpenQuestion holds

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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.