Evidence map›Paper›PMID 27853258›Full record

ArticleScientific reports2016

Digital Detection of Exosomes by Interferometric Imaging.

George G Daaboul, Paola Gagni, Luisa Benussi, Paolo Bettotti, Miriam Ciani, Marina Cretich, David S Freedman, Roberta Ghidoni, Ayca Yalcin Ozkumur, Chiara Piotto and 4 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 167 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
167citing papers in PubMed, 2 pooled it
8.0field-weighted citation impact, top 2% 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

167 citing papers in PubMed, 2 syntheses or guidelines pooled it, 291 citations in OpenAlex.

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  8. Physical Changes of Biomacromolecules upon Covalent Surface Immobilization.Langmuir : the ACS journal of surfaces and colloids · 2026
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107 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

14 authors at 6 institutions in 3 countries.

George G DaaboulNexgen Arrays, Boston, Massachusetts 02215, USA.
Paola GagniConsiglio Nazionale delle Ricerche, Istituto di Chimica del Riconoscimento Molecolare (ICRM), Milano, Italy.
Luisa BenussiMolecular Markers Laboratory, IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy.
Paolo BettottiNanoscience Laboratory, Department of Physics, University of Trento, Povo (TN) Italy.
Miriam CianiMolecular Markers Laboratory, IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy.
Marina CretichConsiglio Nazionale delle Ricerche, Istituto di Chimica del Riconoscimento Molecolare (ICRM), Milano, Italy.
David S FreedmanNexgen Arrays, Boston, Massachusetts 02215, USA.
Roberta GhidoniMolecular Markers Laboratory, IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy.
Ayca Yalcin OzkumurDepartment of Electrical and Electronics Engineering, Bahçeşehir University, Istanbul, Turkey.
Chiara PiottoNanoscience Laboratory, Department of Physics, University of Trento, Povo (TN) Italy.
Davide ProsperiDipartimento di Biotecnologie e Bioscienze, Università di Milano-Bicocca, Milano, Italy.
Benedetta SantiniDipartimento di Biotecnologie e Bioscienze, Università di Milano-Bicocca, Milano, Italy.
M Selim ÜnlüDepartment of Electrical and Computer Engineering, Boston University, Boston, Massachusetts 02215, USA.
Marcella ChiariConsiglio Nazionale delle Ricerche, Istituto di Chimica del Riconoscimento Molecolare (ICRM), Milano, Italy.
Centro San Giovanni di Dio Fatebenefratelli · ITInstitute of Chemistry of Molecular Recognition · ITUniversity of Milano-Bicocca · ITUniversity of Trento · ITBahçeşehir University · TRBoston University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Exosomes, which are membranous nanovesicles, are actively released by cells and have been attributed to roles in cell-cell communication, cancer metastasis, and early disease diagnostics. The small size (30-100 nm) along with low refractive index contrast of exosomes makes direct characterization and phenotypical classification very difficult. In this work we present a method based on Single Particle Interferometric Reflectance Imaging Sensor (SP-IRIS) that allows multiplexed phenotyping and digital counting of various populations of individual exosomes (>50 nm) captured on a microarray-based solid phase chip. We demonstrate these characterization concepts using purified exosomes from a HEK 293 cell culture. As a demonstration of clinical utility, we characterize exosomes directly from human cerebrospinal fluid (hCSF). Our interferometric imaging method could capture, from a very small hCSF volume (20 uL), nanoparticles that have a size compatible with exosomes, using antibodies directed against tetraspanins. With this unprecedented capability, we foresee revolutionary implications in the clinical field with improvements in diagnosis and stratification of patients affected by different disorders.

Indexed as

Cerebrospinal FluidExosomesHEK293 CellsHumansInterferometryMicroarray Analysis

Identifiers

PMID27853258
PMCPMC5112555
OpenAlexW2549542099

What OpenQuestion holds

Textmetadata
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.