Evidence map›Paper›PMID 34677348›Full record

ArticleBiosensors2021

On-Site Detection of Carcinoembryonic Antigen in Human Serum.

Tohid Mahmoudi, Mohammad Pourhassan-Moghaddam, Behnaz Shirdel, Behzad Baradaran, Eden Morales-Narváez, Hamed Golmohammadi

Open access · goldAbstract read
In one paragraph

Article in Biosensors, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.4field-weighted citation impact, top 21% 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

11 citing papers in PubMed, 20 citations in OpenAlex.

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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

6 authors at 4 institutions in 3 countries.

Tohid MahmoudiImmunology Research Center, Tabriz University of Medical Sciences, Tabriz 5166-15731, Iran.ORCID 0000-0002-3708-360X
Mohammad Pourhassan-MoghaddamSchool of Life Sciences, Faculty of Science, University of Technology Sydney, Sydney, NSW 2007, Australia.
Behnaz ShirdelImmunology Research Center, Tabriz University of Medical Sciences, Tabriz 5166-15731, Iran.
Behzad BaradaranImmunology Research Center, Tabriz University of Medical Sciences, Tabriz 5166-15731, Iran.ORCID 0000-0002-8642-6795
Eden Morales-NarváezBiophotonic Nanosensors Laboratory, Centro de Investigaciones en Óptica, A. C. Loma del Bosque 115, Lomas del Campestre, León 37150, Guanajuato, Mexico.ORCID 0000-0002-1536-825X
Hamed GolmohammadiNanosensor Bioplatforms Laboratory, Chemistry and Chemical Engineering Research Center of Iran, Tehran 1496-813151, Iran.
Tabriz University of Medical Sciences · IRCentro de Investigaciones en Optica · MXChemistry and Chemical Engineering Research Center of Iran · IRUniversity of Technology Sydney · AU

Funding

Tabriz University of Medical Sciences 60836 and 63253The Iran National Science Foundation (INSF) 97001910
6 · The paper itself

Abstract

Real-time connectivity and employment of sustainable materials empowers point-of-care diagnostics with the capability to send clinically relevant data to health care providers even in low-resource settings. In this study, we developed an advantageous kit for the on-site detection of carcinoembryonic antigen (CEA) in human serum. CEA sensing was performed using cellulose-based lateral flow strips, and colorimetric signals were read, processed, and measured using a smartphone-based system. The corresponding immunoreaction was reported by polydopamine-modified gold nanoparticles in order to boost the signal intensity and improve the surface blocking and signal-to-noise relationship, thereby enhancing detection sensitivity when compared with bare gold nanoparticles (up to 20-fold in terms of visual limit of detection). Such lateral flow strips showed a linear range from 0.05 to 50 ng/mL, with a visual limit of detection of 0.05 ng/mL and an assay time of 15 min. Twenty-six clinical samples were also tested using the proposed kit and compared with the gold standard of immunoassays (enzyme linked immunosorbent assay), demonstrating an excellent correlation (R = 0.99). This approach can potentially be utilized for the monitoring of cancer treatment, particularly at locations far from centralized laboratory facilities.

Indexed as

Biosensing TechniquesCarcinoembryonic AntigenGoldHumansImmunoassayLimit of DetectionMetal NanoparticlesPoint-of-Care TestingCarcinoembryonic AntigenGoldcancer diagnosiscarcinoembryonic antigenlateral flow immunoassaypoint-of-care testingsmartphone-based sensors

Identifiers

PMID34677348
PMCPMC8534016
OpenAlexW3205860588

What OpenQuestion holds

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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.