In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System

Trichothecenes are a family of major secondary metabolites produced by some common filamentous fungi, including plant pathogenic and entomopathogenic fungi. It may be considered difficult to conduct a comparison between the toxicities of trichothecenes with consideration of different conditions and...

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Main Authors: Takahito Toyotome, Katsuhiko Kamei
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Toxins
Subjects:
Online Access:https://www.mdpi.com/2072-6651/13/10/696
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author Takahito Toyotome
Katsuhiko Kamei
author_facet Takahito Toyotome
Katsuhiko Kamei
author_sort Takahito Toyotome
collection DOAJ
description Trichothecenes are a family of major secondary metabolites produced by some common filamentous fungi, including plant pathogenic and entomopathogenic fungi. It may be considered difficult to conduct a comparison between the toxicities of trichothecenes with consideration of different conditions and cell lines. In the current study, we developed an in vitro assay based on a commercially available system to estimate the translation inhibition, that is, the main toxicity, of trichothecenes. The assay was applied to estimate the inhibition of protein synthesis by trichothecenes. Initially, we examined the assay using trichothecene dissolved in water followed by an assessment of trichothecene solutions dissolved in acetonitrile. The obtained data showed that the assay tolerated the small amount of acetonitrile. The assay examined in this study has the advantages of a short operation time (one day), ease of use, and data stability, as it is a non-cell-based assay whose components are commercially available. It is expected that this assay will contribute to the evaluation of the toxicity of a vast number of trichothecenes.
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spelling doaj.art-d10c27b869fa4af382660715cab8e3f32023-11-22T20:13:03ZengMDPI AGToxins2072-66512021-10-01131069610.3390/toxins13100696In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available SystemTakahito Toyotome0Katsuhiko Kamei1Department of Veterinary Medicine, Obihiro University of Agriculture and Veterinary Medicine, Obihiro 080-8555, JapanMedical Mycology Research Center, Chiba University, Chiba 260-8673, JapanTrichothecenes are a family of major secondary metabolites produced by some common filamentous fungi, including plant pathogenic and entomopathogenic fungi. It may be considered difficult to conduct a comparison between the toxicities of trichothecenes with consideration of different conditions and cell lines. In the current study, we developed an in vitro assay based on a commercially available system to estimate the translation inhibition, that is, the main toxicity, of trichothecenes. The assay was applied to estimate the inhibition of protein synthesis by trichothecenes. Initially, we examined the assay using trichothecene dissolved in water followed by an assessment of trichothecene solutions dissolved in acetonitrile. The obtained data showed that the assay tolerated the small amount of acetonitrile. The assay examined in this study has the advantages of a short operation time (one day), ease of use, and data stability, as it is a non-cell-based assay whose components are commercially available. It is expected that this assay will contribute to the evaluation of the toxicity of a vast number of trichothecenes.https://www.mdpi.com/2072-6651/13/10/696trichothecenesin vitro assaycell-free assayprotein synthesis inhibition
spellingShingle Takahito Toyotome
Katsuhiko Kamei
In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System
Toxins
trichothecenes
in vitro assay
cell-free assay
protein synthesis inhibition
title In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System
title_full In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System
title_fullStr In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System
title_full_unstemmed In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System
title_short In Vitro Assay of Translation Inhibition by Trichothecenes Using a Commercially Available System
title_sort in vitro assay of translation inhibition by trichothecenes using a commercially available system
topic trichothecenes
in vitro assay
cell-free assay
protein synthesis inhibition
url https://www.mdpi.com/2072-6651/13/10/696
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AT katsuhikokamei invitroassayoftranslationinhibitionbytrichothecenesusingacommerciallyavailablesystem