Quantitative phosphoproteomics to resolve the cellular responses to octanoic acid in rotenone exposed zebrafish

dc.authorid0000-0003-0804-1475
dc.contributor.authorSürmen, Mustafa Gani
dc.contributor.authorSürmen, Saime
dc.contributor.authorCansız, Derya
dc.contributor.authorÜnal, İsmail
dc.contributor.authorÜstündağ, Ünsal Veli
dc.contributor.authorAlturfan, Ahmet Ata
dc.contributor.authorEmekli Alturfan, Ebru
dc.date.accessioned2021-10-27T07:22:10Z
dc.date.available2021-10-27T07:22:10Z
dc.date.issued2021
dc.departmentİstanbul Medipol Üniversitesi, Tıp Fakültesi, Temel Tıp Bilimleri Bölümü, Tıbbi Biyokimya Ana Bilim Dalı
dc.description.abstractKetosis is a potentially beneficial metabolic state for health especially in neurological conditions including Parkinson's disease (PD). Medium-chain-triglycerides (MCT) have specific metabolic properties and they are described as ketogenic even without restriction of carbohydrate. Octanoic acid (C8) is the main MCT showing this effect. Rotenone is a neurotoxin that is used to induce experimental PD model. Rotenone inhibits mitochondrial respiratory complex 1 (MRC1) and causes reactive oxygen species formation. Mass spectrometry (MS)-based phosphoproteomic methods enable discovering specific signaling events in special molecular pathways through identification and quantification of phosphoproteins. Signaling networks involved in rotenone-mediated biological processes and beneficial effects of MCTs on neurodegenerative diseases are not well understood. We aimed to gain comprehensive molecular perspective on the global phosphoproteome differences in rotenone-exposed zebrafish treated with octanoic acid. Raw files obtained from MS analysis were processed and searched against the Danio rerio protein database using SEQUEST-HT algorithm to identify and quantify phosphopeptides with 2,569 unique phosphoproteins and 4,161 unique phosphopeptides corresponding to 2005 proteins. Microtubule-associated protein (MAP) family members were significantly lower in rotenone group. Phosphoproteins involved in ion binding (calcium, magnesium, zinc ion), oxygen binding, microtubule binding, ATP- and GTP-binding were among differentially expressed 347 proteins in rotenone group and they were reversed after octanoic acid treatments. Phosphoproteins and phosphorylation sites were identified for future exploration of signaling pathways involved in rotenone toxicity. We believe our findings might help in the formulation of effective therapeutic strategies for the treatment of PD using ketogenic formulations involving MCTs. Practical applications Ketosis is a potentially beneficial metabolic state for health especially in neurological conditions including Parkinson's disease (PD). Medium-chain-triglycerides (MCT) (C6-C12) have specific metabolic properties making them described as ketogenic even without restriction of carbohydrate. Octanoic acid (caprylic acid, C8) is the main MCT showing this effect. Our findings might help in the formulation of effective therapeutic strategies for the treatment of Parkinson's disease using ketogenic formulations involving Medium-chain-triglycerides.
dc.description.sponsorshipScientific Research Projects Coordination Unit of University of Health Sciencesen_US
dc.identifier.citationSürmen, M. G., Sürmen, S., Cansız, D., Ünal, İ., Üstündağ, Ü. V., Alturfan, A. A. ... Emekli Alturfan, E. (2021). Quantitative phosphoproteomics to resolve the cellular responses to octanoic acid in rotenone exposed zebrafish. Journal of Food Biochemistry, 45(10). https://dx.doi.org/10.1111/jfbc.13923
dc.identifier.doi10.1111/jfbc.13923
dc.identifier.issn0145-8884
dc.identifier.issn1745-4514
dc.identifier.issue10
dc.identifier.scopusqualityQ2
dc.identifier.urihttps://dx.doi.org/10.1111/jfbc.13923
dc.identifier.urihttps://hdl.handle.net/20.500.12511/8527
dc.identifier.volume45
dc.identifier.wosqualityQ3
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.indekslendigikaynakPubMed
dc.language.isoen
dc.publisherWiley
dc.relation.ispartofJournal of Food Biochemistryen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/embargoedAccess
dc.subjectKetosis
dc.subjectOctanoic Acid
dc.subjectParkinson’s Disease
dc.subjectPhosphoproteome
dc.subjectZebrafish
dc.titleQuantitative phosphoproteomics to resolve the cellular responses to octanoic acid in rotenone exposed zebrafish
dc.typeArticle

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