Evidence map›Paper›PMID 30108316›Full record

ArticleScientific reports2018

Immunoproteomic Identification and Characterization of Leishmania Membrane Proteins as Non-Invasive Diagnostic Candidates for Clinical Visceral Leishmaniasis.

Sarfaraz Ahmad Ejazi, Anirban Bhattacharyya, Somsubhra Thakur Choudhury, Sneha Ghosh, Abdus Sabur, Krishna Pandey, Vidya Nand Ravi Das, Pradeep Das, Mehebubar Rahaman, Rama Prosad Goswami and 1 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
4.8field-weighted citation impact, top 5% 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

21 citing papers in PubMed, 36 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

11 authors at 3 institutions in 1 country.

Sarfaraz Ahmad EjaziInfectious Diseases and Immunology Division, CSIR-Indian Institute of Chemical Biology, Kolkata, India.
Anirban BhattacharyyaInfectious Diseases and Immunology Division, CSIR-Indian Institute of Chemical Biology, Kolkata, India.
Somsubhra Thakur ChoudhuryInfectious Diseases and Immunology Division, CSIR-Indian Institute of Chemical Biology, Kolkata, India.
Sneha GhoshInfectious Diseases and Immunology Division, CSIR-Indian Institute of Chemical Biology, Kolkata, India.
Abdus SaburInfectious Diseases and Immunology Division, CSIR-Indian Institute of Chemical Biology, Kolkata, India.
Krishna PandeyDepartment of Clinical Medicine, Rajendra Memorial Research Institute of Medical Sciences, Patna, India.
Vidya Nand Ravi DasDepartment of Clinical Medicine, Rajendra Memorial Research Institute of Medical Sciences, Patna, India.
Pradeep DasDepartment of Molecular Biology, Rajendra Memorial Research Institute of Medical Sciences, Patna, India.
Mehebubar RahamanDepartment of Tropical Medicine, School of Tropical Medicine, Kolkata, India.
Rama Prosad GoswamiDepartment of Tropical Medicine, School of Tropical Medicine, Kolkata, India.
Nahid AliInfectious Diseases and Immunology Division, CSIR-Indian Institute of Chemical Biology, Kolkata, India. nali@iicb.res.in.
Indian Institute of Chemical Biology · INRajendra Memorial Research Institute of Medical Sciences · INIndian Institute of Tropical Meteorology · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Visceral leishmaniasis (VL), a potentially fatal disease is an outcome of infection caused by the parasite Leishmania donovani. The clinical diagnostic tests for this disease are still related to invasive tissue aspiration or serological immunochromatography. Advancements in immunoproteomics such as two-dimensional gel electrophoresis, mass spectrometry, B cell epitope prediction, and peptide synthesis have enabled researchers to discover newer biomarkers for disease diagnosis. In this study, we have screened several urine-reactive leishmanial membrane proteins as potential biomarker candidates. In the immunoblot assay, three proteins 51, 55 and 63 kDa showed 100% reactivity to the urine of 47 VL patients and nonreactive to 18 healthy and other diseases. Mass spectrometry revealed the identity of 51, 55 and 63 kDa proteins as elongation factor 1α (EF1-α), α-tubulin, and glycoprotein 63, respectively. B cell reactive epitopes of these proteins were mapped through bioinformatic tools and one epitope from each protein that had the highest score were synthesized. All the three native electroeluted proteins and their corresponding synthetic peptides were tested through ELISA for reactivity with VL and control urine samples. While all three demonstrated good reactivity, the diagnostic performance of EF1-α was the best. Our findings illustrate the use of urine-based proteomic approach for biomarker discovery in non-invasive clinical diagnosis of VL.

Indexed as

Antibodies, ProtozoanAntigens, ProtozoanBiomarkersComputational BiologyElectrophoresis, Gel, Two-DimensionalEpitope MappingEpitopes, B-LymphocyteFeasibility StudiesHumansImmunologic TestsLeishmania donovaniLeishmaniasis, VisceralMass SpectrometryMembrane ProteinsMetalloendopeptidasesPeptidesAntibodies, ProtozoanAntigens, ProtozoanBiomarkersEpitopes, B-Lymphocyteglycoprotein gp63, LeishmaniaMembrane ProteinsMetalloendopeptidasesPeptidesProtozoan Proteins

Identifiers

PMID30108316
PMCPMC6092337
OpenAlexW2887432651

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Registered trials

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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.