Results 221 to 230 of about 4,546 (257)
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Effects of Fungal Viruses on Their Hosts

Annual Review of Phytopathology, 1980
Although the presence of viruses in fungi has long been suspected (102, 113), experimental evidence was not forthcoming until 1962, when virus particles were demonstrated in diseased mushroom (48, 53). The subse­ quent discovery that virus particles in Penicillium spp. (44, 68) contain double-stranded RNA (dsRNA) greatly stimulated the search for virus
S A Ghabrial
exaly   +3 more sources

From interferon induction to fungal viruses

European Journal of Epidemiology, 1988
Viruses of fungi (mycoviruses) were first discovered in diseased mushrooms. However the finding that the antiviral and interferon-inducing activities of extracts of apparently healthy isolates of a number of Penicillium species were due to the presence of double-stranded (ds) RNA arising from mycovirus infections sparked off an explosion of interest in
K. Buck
semanticscholar   +3 more sources

New fungal viruses capable of reproducing in bacteria

Nature, 1974
MANY authors have reported the isolation from fungi of virus particles containing double-stranded RNA1–5. It has also been found that extracts of Penicillium brevi compactum, P. chrysogenum and P. stoloniferum can lyse certain bacteria. Fractionation of such extracts and also disruption of spores have revealed the presence of several types of virus ...
T. I. TIKCHONENKO   +6 more
semanticscholar   +3 more sources

Fungal Viruses in Edible Fungi

Proceedings in Life Sciences, 1979
Since the first demonstration of fungal viruses associated with the “die-back disease” of cultivated mushroom, Agaricus bisporus (Lange) Sing. (Hollings, 1962; Hollings et al., 1963), a number of viruslike particles (VLPs) have been found in various species of fungi. Accumulating data based on physicochemical, biological, and ultrastructural properties
R. Ushiyama
exaly   +3 more sources

Taxonomy of Fungal Viruses

, 1979
Virus taxonomy is a new subject; a satisfactory scheme of virus classification has been developed only in the last 12 years. Many earlier attempts had merely arranged viruses according to host symptoms or type of disease, with some attention to the kind of invertebrate vector, and sometimes to tissue tropisms.
M. Hollings
semanticscholar   +2 more sources

Viruses accumulate in aging infection centers of a fungal forest pathogen [PDF]

open access: yesISME Journal, 2014
Abstract Fungal viruses (mycoviruses) with RNA genomes are believed to lack extracellular infective particles. These viruses are transmitted laterally among fungal strains through mycelial anastomoses or vertically via their infected spores, but little is known regarding their prevalence and patterns of dispersal under natural conditions.
Eeva J Vainio   +2 more
exaly   +4 more sources

Infectivity and Transmission of Fungal Viruses

, 1979
The discovery of viruses infecting Macromycetes by Hollings, in 1962, and later, of viruses infecting Micromycetes by Ellis and Kleinschmidt, in 1967, has opened a new field of research for many laboratories around the world. Indeed, the importance of research on mycoviruses — i.e., viruses that infect fungi — presents many different aspects: (1 ...
H. Lecoq   +2 more
semanticscholar   +2 more sources

Serological Screening for Fungal Viruses

, 1979
Infectivity tests cannot readily be used to detect mycoviruses, and the basic method of screening for them is electron microscopy. Indeed, by definition this must clearly be the criterion for establishing the presence of viruslike particles (VLP’s) in fungi.
R. Lister
semanticscholar   +2 more sources

The biological attributes, genome architecture and packaging of diverse multi-component fungal viruses

Current Opinion in Virology, 2018
Many fungal viruses or mycoviruses have multi-segmented, rather than single-segmented, genomes. This multi-segment nature is frequently possessed by double-stranded RNA viruses, which include members of the Chrysoviridae, Quadriviridae, Megabirnaviridae,
Yukiyo Sato   +2 more
exaly   +2 more sources

FUNGAL TRANSMISSION OF PLANT VIRUSES

Annual Review of Phytopathology, 1996
▪ Abstract  Thirty soilborne viruses or virus-like agents are transmitted by five species of fungal vectors. Ten polyhedral viruses, of which nine are in the family Tombusviridae, are acquired in the in vitro manner and do not occur within the resting spores of their vectors, Olpidium brassicae and O. bornovanus.
R N Campbell
exaly   +3 more sources

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