Evidence map›Paper›PMID 30952979›Full record

ArticleNature biomedical engineering2019

Non-invasive early detection of acute transplant rejection via nanosensors of granzyme B activity.

Quoc D Mac, Dave V Mathews, Justin A Kahla, Claire M Stoffers, Olivia M Delmas, Brandon Alexander Holt, Andrew B Adams, Gabriel A Kwong

Abstract read
In one paragraph

Article in Nature biomedical engineering, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
4.5field-weighted citation impact, top 4% 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

48 citing papers in PubMed, 114 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 2 countries.

Quoc D MacWallace H. Coulter Department of Biomedical Engineering, Georgia Tech College of Engineering and Emory School of Medicine, Atlanta, GA, USA.
Dave V MathewsEmory Transplant Center, Emory University, Atlanta, GA, USA.
Justin A KahlaWallace H. Coulter Department of Biomedical Engineering, Georgia Tech College of Engineering and Emory School of Medicine, Atlanta, GA, USA.ORCID http://orcid.org/0000-0002-3532-6794
Claire M StoffersWallace H. Coulter Department of Biomedical Engineering, Georgia Tech College of Engineering and Emory School of Medicine, Atlanta, GA, USA.
Olivia M DelmasWallace H. Coulter Department of Biomedical Engineering, Georgia Tech College of Engineering and Emory School of Medicine, Atlanta, GA, USA.
Brandon Alexander HoltWallace H. Coulter Department of Biomedical Engineering, Georgia Tech College of Engineering and Emory School of Medicine, Atlanta, GA, USA.
Andrew B AdamsEmory Transplant Center, Emory University, Atlanta, GA, USA. andrew.b.adams@emory.edu.ORCID http://orcid.org/0000-0001-8925-9956
Gabriel A KwongWallace H. Coulter Department of Biomedical Engineering, Georgia Tech College of Engineering and Emory School of Medicine, Atlanta, GA, USA. gkwong@gatech.edu.ORCID http://orcid.org/0000-0002-6255-6755
The Wallace H. Coulter Department of Biomedical Engineering · USEmory University · USGeorgia Institute of Technology · US

Funding

MEDICAL SCIENTIST TRAINING PROGRAMT32GM008169 · NIGMS · EMORY UNIVERSITY · PI GROSS, ROBERT E · 1987 to 2021
$20.3M
Noninvasive and predictive biomarkers of organ transplant rejectionDP2HD091793 · NICHD · GEORGIA INSTITUTE OF TECHNOLOGY · PI KWONG, GABRIEL A · 2016 to 2016
$2.4M
Imaging Costimulation Blockade Resistant RejectionU01AI132904 · NIAID · UNIVERSITY OF MINNESOTA · PI ADAMS, ANDREW B · 2017 to 2021
$2.3M
Graduate Training for Rationally Designed, Integrative Biomaterials - GT BioMATT32EB006343 · NIBIB · GEORGIA INSTITUTE OF TECHNOLOGY · PI TEMENOFF, JOHNNA S · 2008 to 2018
$2.2M
Novel Combined Costimulation and CD122 Blockade in Islet TransplantationF30DK109665 · NIDDK · EMORY UNIVERSITY · PI MATHEWS, DAVID · 2016 to 2018
$146k
NIAID NIH HHS U01 AI132904NIBIB NIH HHS T32 EB006343NICHD NIH HHS DP2 HD091793NIDDK NIH HHS F30 DK109665NIGMS NIH HHS T32 GM008169
6 · The paper itself

Abstract

The early detection of the onset of transplant rejection is critical for the long-term survival of patients. The diagnostic gold standard for detecting transplant rejection involves a core biopsy, which is invasive, has limited predictive power and carries a morbidity risk. Here, we show that nanoparticles conjugated with a peptide substrate specific for the serine protease granzyme B, which is produced by recipient T cells during the onset of acute cellular rejection, can serve as a non-invasive biomarker of early rejection. When administered systemically in mouse models of skin graft rejection, these nanosensors preferentially accumulate in allograft tissue, where they are cleaved by granzyme B, releasing a fluorescent reporter that filters into the recipient's urine. Urinalysis then discriminates the onset of rejection with high sensitivity and specificity before features of rejection are apparent in grafted tissues. Moreover, in mice treated with subtherapeutic levels of immunosuppressive drugs, the reporter signals in urine can be detected before graft failure. This method may enable routine monitoring of allograft status without the need for biopsies.

Indexed as

Biosensing TechniquesAnimalsCell DeathGraft RejectionGranzymesImmunosuppression TherapyKidney TransplantationMaleMice, Inbred C57BLMice, TransgenicNanoparticlesT-LymphocytesUp-RegulationGranzymes

Identifiers

PMID30952979
PMCPMC6452901
OpenAlexW2914377538

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.