Evidence map›Paper›PMID 29344802›Full record

ArticleParasitology research2018

Protein profiling of Acanthamoeba species using MALDI-TOF MS for specific identification of Acanthamoeba genotype.

Kirti Megha, Megha Sharma, Amit Gupta, Rakesh Sehgal, Sumeeta Khurana

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Article in Parasitology research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

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5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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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.

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3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

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  5. Tropical parasitology
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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Kirti MeghaDepartment of Medical Parasitology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
Megha SharmaDepartment of Medical Parasitology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
Amit GuptaDepartment of Ophthalmology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
Rakesh SehgalDepartment of Medical Parasitology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
Sumeeta KhuranaDepartment of Medical Parasitology, Postgraduate Institute of Medical Education and Research, Chandigarh, India. sumeetakhurana@hotmail.com.

Funding

Indian Council of Medical Research 5/3/3/33-2013-ECD-I
6 · The paper itself

Abstract

Acanthamoeba spp. are ubiquitous in the environment and have the potential to cause severe infections. The different genotypes of Acanthamoeba have been shown to influence the severity of the disease and response to therapy. Characterizing Acanthamoeba spp. upto genotype can aid in infection control practices. Twenty-five Acanthamoeba isolates, characterized by 18S rDNA sequencing, were subjected to MALDI-TOF MS analysis by creating a database for the individual genotypes. The differentiating features of the various spectra were observed; the coded samples were then tested against the created database. The results of identification were compared with sequencing. Five different genotypes were obtained-T3, T4, T5, T10, and T11. Spectral analysis revealed genus-specific and genotype-specific peaks. The peak patterns for individual genotype were discrete and reproducible. Clinical isolates produced different peaks from the environmental isolate of the same genotype. A concordance of 92% was obtained with MALDI-TOF MS in comparison with 18sDNA sequencing. MALDI-TOF MS, once optimized, has the potential to reliably identify the genotype of Acanthamoeba spp. and to differentiate clinical isolate from mere contaminant.

Indexed as

AcanthamoebaDNA, RibosomalGenotypeGenotyping TechniquesHumansSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationTranscriptomeDNA, Ribosomal18S rDNAAmoebic keratitisGenotypingGranulomatous amoebic encephalitis

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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.