ČERMÁKOVÁ, Vendula, Tomáš KUDLÁČEK, Gabriela ROTKOVÁ, Jiří ROZSYPÁLEK and Leticia BOTELLA. Hymenoscyphus fraxineus mitovirus 1 naturally disperses through the airborne inoculum of its host, Hymenoscyphus fraxineus, in the Czech Republic. Biocontrol Science and Technology. Abingdon: TAYLOR & FRANCIS LTD, 2017, vol. 27, No 8, p. 992-1008. ISSN 0958-3157. Available from: https://dx.doi.org/10.1080/09583157.2017.1368455.
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Basic information
Original name Hymenoscyphus fraxineus mitovirus 1 naturally disperses through the airborne inoculum of its host, Hymenoscyphus fraxineus, in the Czech Republic
Authors ČERMÁKOVÁ, Vendula (203 Czech Republic), Tomáš KUDLÁČEK (203 Czech Republic), Gabriela ROTKOVÁ (203 Czech Republic, belonging to the institution), Jiří ROZSYPÁLEK (203 Czech Republic) and Leticia BOTELLA (724 Spain).
Edition Biocontrol Science and Technology, Abingdon, TAYLOR & FRANCIS LTD, 2017, 0958-3157.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10600 1.6 Biological sciences
Country of publisher United Kingdom of Great Britain and Northern Ireland
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 0.918
RIV identification code RIV/00216224:14310/17:00097502
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1080/09583157.2017.1368455
UT WoS 000410578100007
Keywords in English Ash dieback; mitoviruses; sexual transmission; qPCR; Chalara fraxinea; spore trap; aerospora
Tags NZ, rivok
Changed by Changed by: Ing. Nicole Zrilić, učo 240776. Changed: 5/4/2018 09:07.
Abstract
We investigated the ability of Hymenoscyphus fraxineus mitovirus 1 (HfMV1) to spread in nature through the airborne inoculum of its fungal host, the devastating Hymenoscyphus fraxineus. Eight rotating-arm spore traps were installed to collect the airborne spores (presumably ascospores) of H. fraxineus in four ecologically different ash forests in the Czech Republic. Spore trap samples were subjected to direct DNA and RNA extractions and subsequent qPCR and mitovirus-specific reverse transcription (RT) qPCR for detection and quantification of H. fraxineus and HfMV1, respectively. The prevalence of HfMV1 was confirmed in 57% of H. fraxineus sampled inocula, showing that its occurrence is significantly correlated with its fungal host H. fraxineus. Furthermore, the ratio of mitovirus carrying spores was shown to be constant at any level of H. fraxineus infection pressure independently of the studied locality. Temperatures of 19–21°C at the time of spore trapping correlated with the highest levels of both HfMV1 and H. fraxineus. Our data confirm H. fraxineus airborne inoculum as an efficient transport means for HfMV1 in nature. Moreover, this research uses a new technology to directly study a mycovirus through its host aerospora.
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