Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots

Cyst nematodes are important herbivorous pests in agriculture that obtain nutrients through specialized root structures termed syncytia. Syncytium initiation, development, and functioning are a research focus because syncytia are the primary interface for molecular interactions between the host plan...

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Autores principales: Marcin Filipecki, Marek Żurczak, Mateusz Matuszkiewicz, Magdalena Święcicka, Wojciech Kurek, Jarosław Olszewski, Marek Daniel Koter, Douglas Lamont, Mirosław Sobczak
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Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/af4a019eee4b420b8d527bc13632c1ea
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spelling oai:doaj.org-article:af4a019eee4b420b8d527bc13632c1ea2021-11-25T17:53:48ZProfiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots10.3390/ijms2222121471422-00671661-6596https://doaj.org/article/af4a019eee4b420b8d527bc13632c1ea2021-11-01T00:00:00Zhttps://www.mdpi.com/1422-0067/22/22/12147https://doaj.org/toc/1661-6596https://doaj.org/toc/1422-0067Cyst nematodes are important herbivorous pests in agriculture that obtain nutrients through specialized root structures termed syncytia. Syncytium initiation, development, and functioning are a research focus because syncytia are the primary interface for molecular interactions between the host plant and parasite. The small size and complex development (over approximately two weeks) of syncytia hinder precise analyses, therefore most studies have analyzed the transcriptome of infested whole-root systems or syncytia-containing root segments. Here, we describe an effective procedure to microdissect syncytia induced by <i>Globodera rostochiensis</i> from tomato roots and to analyze the syncytial proteome using mass spectrometry. As little as 15 mm<sup>2</sup> of 10-µm-thick sections dissected from 30 syncytia enabled the identification of 100–200 proteins in each sample, indicating that mass-spectrometric methods currently in use achieved acceptable sensitivity for proteome profiling of microscopic samples of plant tissues (approximately 100 µg). Among the identified proteins, 48 were specifically detected in syncytia and 7 in uninfected roots. The occurrence of approximately 50% of these proteins in syncytia was not correlated with transcript abundance estimated by quantitative reverse-transcription PCR analysis. The functional categories of these proteins confirmed that protein turnover, stress responses, and intracellular trafficking are important components of the proteome dynamics of developing syncytia.Marcin FilipeckiMarek ŻurczakMateusz MatuszkiewiczMagdalena ŚwięcickaWojciech KurekJarosław OlszewskiMarek Daniel KoterDouglas LamontMirosław SobczakMDPI AGarticle<i>Globodera rostochiensis</i><i>Solanum lycopersicum</i>syncytiumproteomelaser capture microdissectionmass spectrometryBiology (General)QH301-705.5ChemistryQD1-999ENInternational Journal of Molecular Sciences, Vol 22, Iss 12147, p 12147 (2021)
institution DOAJ
collection DOAJ
language EN
topic <i>Globodera rostochiensis</i>
<i>Solanum lycopersicum</i>
syncytium
proteome
laser capture microdissection
mass spectrometry
Biology (General)
QH301-705.5
Chemistry
QD1-999
spellingShingle <i>Globodera rostochiensis</i>
<i>Solanum lycopersicum</i>
syncytium
proteome
laser capture microdissection
mass spectrometry
Biology (General)
QH301-705.5
Chemistry
QD1-999
Marcin Filipecki
Marek Żurczak
Mateusz Matuszkiewicz
Magdalena Święcicka
Wojciech Kurek
Jarosław Olszewski
Marek Daniel Koter
Douglas Lamont
Mirosław Sobczak
Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots
description Cyst nematodes are important herbivorous pests in agriculture that obtain nutrients through specialized root structures termed syncytia. Syncytium initiation, development, and functioning are a research focus because syncytia are the primary interface for molecular interactions between the host plant and parasite. The small size and complex development (over approximately two weeks) of syncytia hinder precise analyses, therefore most studies have analyzed the transcriptome of infested whole-root systems or syncytia-containing root segments. Here, we describe an effective procedure to microdissect syncytia induced by <i>Globodera rostochiensis</i> from tomato roots and to analyze the syncytial proteome using mass spectrometry. As little as 15 mm<sup>2</sup> of 10-µm-thick sections dissected from 30 syncytia enabled the identification of 100–200 proteins in each sample, indicating that mass-spectrometric methods currently in use achieved acceptable sensitivity for proteome profiling of microscopic samples of plant tissues (approximately 100 µg). Among the identified proteins, 48 were specifically detected in syncytia and 7 in uninfected roots. The occurrence of approximately 50% of these proteins in syncytia was not correlated with transcript abundance estimated by quantitative reverse-transcription PCR analysis. The functional categories of these proteins confirmed that protein turnover, stress responses, and intracellular trafficking are important components of the proteome dynamics of developing syncytia.
format article
author Marcin Filipecki
Marek Żurczak
Mateusz Matuszkiewicz
Magdalena Święcicka
Wojciech Kurek
Jarosław Olszewski
Marek Daniel Koter
Douglas Lamont
Mirosław Sobczak
author_facet Marcin Filipecki
Marek Żurczak
Mateusz Matuszkiewicz
Magdalena Święcicka
Wojciech Kurek
Jarosław Olszewski
Marek Daniel Koter
Douglas Lamont
Mirosław Sobczak
author_sort Marcin Filipecki
title Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots
title_short Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots
title_full Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots
title_fullStr Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots
title_full_unstemmed Profiling the Proteome of Cyst Nematode-Induced Syncytia on Tomato Roots
title_sort profiling the proteome of cyst nematode-induced syncytia on tomato roots
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/af4a019eee4b420b8d527bc13632c1ea
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