Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies

IntroductionThe apicomplexan parasite Cystoisospora suis has global significance as an enteropathogen of suckling piglets. Its intricate life cycle entails a transition from an asexual phase to sexual development, ultimately leading to the formation of transmissible oocysts.MethodsTo advance our und...

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Main Authors: Teresa Cruz-Bustos, Marlies Dolezal, Anna Sophia Feix, Bärbel Ruttkowski, Karin Hummel, Ebrahim Razzazi-Fazeli, Anja Joachim
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-10-01
Series:Frontiers in Cellular and Infection Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcimb.2023.1271731/full
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author Teresa Cruz-Bustos
Marlies Dolezal
Anna Sophia Feix
Bärbel Ruttkowski
Karin Hummel
Ebrahim Razzazi-Fazeli
Anja Joachim
author_facet Teresa Cruz-Bustos
Marlies Dolezal
Anna Sophia Feix
Bärbel Ruttkowski
Karin Hummel
Ebrahim Razzazi-Fazeli
Anja Joachim
author_sort Teresa Cruz-Bustos
collection DOAJ
description IntroductionThe apicomplexan parasite Cystoisospora suis has global significance as an enteropathogen of suckling piglets. Its intricate life cycle entails a transition from an asexual phase to sexual development, ultimately leading to the formation of transmissible oocysts.MethodsTo advance our understanding of the parasite’s cellular development, we complemented previous transcriptome studies by delving into the proteome profiles at five distinct time points of in vitro cultivation through LC/MS-MS analysis.ResultsA total of 1,324 proteins were identified in the in vitro developmental stages of C. suis, and 1,082 proteins were identified as significantly differentially expressed. Data are available via ProteomeXchange with identifier PXD045050. We performed BLAST, GO enrichment, and KEGG pathway analyses on the up- and downregulated proteins to elucidate correlated events in the C. suis life cycle. Our analyses revealed intriguing metabolic patterns in macromolecule metabolism, DNA- and RNA-related processes, proteins associated with sexual stages, and those involved in cell invasion, reflecting the adaptation of sexual stages to a nutrient-poor and potentially stressful extracellular environment, with a focus on enzymes involved in metabolism and energy production.DiscussionThese findings have important implications for understanding the developmental biology of C. suis as well as other, related coccidian parasites, such as Eimeria spp. and Toxoplasma gondii. They also support the role of C. suis as a new model for the comparative biology of coccidian tissue cyst stages.
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spelling doaj.art-78bda825affe4e55a29519d7750a469f2023-10-26T06:17:00ZengFrontiers Media S.A.Frontiers in Cellular and Infection Microbiology2235-29882023-10-011310.3389/fcimb.2023.12717311271731Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studiesTeresa Cruz-Bustos0Marlies Dolezal1Anna Sophia Feix2Bärbel Ruttkowski3Karin Hummel4Ebrahim Razzazi-Fazeli5Anja Joachim6Department of Pathobiology, Institute of Parasitology, University of Veterinary Medicine Vienna, Vienna, AustriaPlatform for Bioinformatics and Biostatistics, Department of Biomedical Sciences, University of Veterinary Medicine Vienna, Vienna, AustriaDepartment of Pathobiology, Institute of Parasitology, University of Veterinary Medicine Vienna, Vienna, AustriaDepartment of Pathobiology, Institute of Parasitology, University of Veterinary Medicine Vienna, Vienna, AustriaVetCore Facility (Proteomics), University of Veterinary Medicine Vienna, Vienna, AustriaVetCore Facility (Proteomics), University of Veterinary Medicine Vienna, Vienna, AustriaDepartment of Pathobiology, Institute of Parasitology, University of Veterinary Medicine Vienna, Vienna, AustriaIntroductionThe apicomplexan parasite Cystoisospora suis has global significance as an enteropathogen of suckling piglets. Its intricate life cycle entails a transition from an asexual phase to sexual development, ultimately leading to the formation of transmissible oocysts.MethodsTo advance our understanding of the parasite’s cellular development, we complemented previous transcriptome studies by delving into the proteome profiles at five distinct time points of in vitro cultivation through LC/MS-MS analysis.ResultsA total of 1,324 proteins were identified in the in vitro developmental stages of C. suis, and 1,082 proteins were identified as significantly differentially expressed. Data are available via ProteomeXchange with identifier PXD045050. We performed BLAST, GO enrichment, and KEGG pathway analyses on the up- and downregulated proteins to elucidate correlated events in the C. suis life cycle. Our analyses revealed intriguing metabolic patterns in macromolecule metabolism, DNA- and RNA-related processes, proteins associated with sexual stages, and those involved in cell invasion, reflecting the adaptation of sexual stages to a nutrient-poor and potentially stressful extracellular environment, with a focus on enzymes involved in metabolism and energy production.DiscussionThese findings have important implications for understanding the developmental biology of C. suis as well as other, related coccidian parasites, such as Eimeria spp. and Toxoplasma gondii. They also support the role of C. suis as a new model for the comparative biology of coccidian tissue cyst stages.https://www.frontiersin.org/articles/10.3389/fcimb.2023.1271731/fullIsospora suiscoccidiaApicomplexasexual developmentproteomemetabolism
spellingShingle Teresa Cruz-Bustos
Marlies Dolezal
Anna Sophia Feix
Bärbel Ruttkowski
Karin Hummel
Ebrahim Razzazi-Fazeli
Anja Joachim
Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies
Frontiers in Cellular and Infection Microbiology
Isospora suis
coccidia
Apicomplexa
sexual development
proteome
metabolism
title Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies
title_full Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies
title_fullStr Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies
title_full_unstemmed Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies
title_short Unravelling the sexual developmental biology of Cystoisospora suis, a model for comparative coccidian parasite studies
title_sort unravelling the sexual developmental biology of cystoisospora suis a model for comparative coccidian parasite studies
topic Isospora suis
coccidia
Apicomplexa
sexual development
proteome
metabolism
url https://www.frontiersin.org/articles/10.3389/fcimb.2023.1271731/full
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