Results 11 to 20 of about 13,133 (254)

Viroids in Citrus [PDF]

open access: yesTropical Plant Pathology, 2009
Os viroides são os menores fitopatógenos conhecidos. Constituídos por uma molécula de RNA de fita simples, circular, que não é encapsidada e não codifica proteínas, são capazes de se replicar de maneira autônoma nas células do hospedeiro.
CARVALHO, Sérgio Alves   +4 more
core   +5 more sources

Of Viroids and Prions [PDF]

open access: yesViruses, 2018
In 2017, Hadidi et al. edited a voluminous monograph entitled “Viroids and Satellites„, in which each known viroid and viroid-like satellite species was described in detail from many perspectives by more than 100 experts from 24 countries. In
Theodor O. Diener
doaj   +3 more sources

Mexican papita viroid: putative ancestor of crop viroids. [PDF]

open access: greenProceedings of the National Academy of Sciences, 1996
The potato spindle tuber disease was first observed early in the 20th century in the northeastern United States and shown, in 1971, to be incited by a viroid, potato spindle tuber viroid (PSTVd). No wild-plant PSTVd reservoirs have been identified; thus, the initial source of PSTVd infecting potatoes has remained a mystery.
Juan Pablo Martı́nez-Soriano   +5 more
openalex   +5 more sources

Viroids [PDF]

open access: yesCellular Microbiology, 2008
Viroids are small, circular RNA pathogens, which infect several crop plants and can cause diseases of economic importance. They do not code for proteins but they contain a number of RNA structural elements, which interact with factors of the host. The resulting set of sophisticated and specific interactions enables them to use the host machinery for ...
Tsagris, Efthimia Mina   +3 more
openaire   +4 more sources

Development and validation of a real-time RT-PCR test for screening pepper and tomato seed lots for the presence of pospiviroids.

open access: yesPLoS ONE, 2020
Potato spindle tuber viroid and other pospiviroids can cause serious diseases in potato and tomato crops. Consequently, pospiviroids are regulated in several countries. Since seed transmission is considered as a pathway for the introduction and spread of
Marleen Botermans   +11 more
doaj   +1 more source

Expression of the transcription factor encoding gene StTCP23 in potato plants infected with the tuber spindle viroid

open access: yesТруды по прикладной ботанике, генетике и селекции, 2023
Background The potato spindle tuber viroid (PSTVd) is the smallest of all known potato pathogens. PSTVd is a circular, single-stranded RNA molecule that does not code for proteins.
N. V. Mironenko   +3 more
doaj   +1 more source

The viroid and viroid-like RNA database [PDF]

open access: yesNucleic Acids Research, 1999
This is an online database to facilitate research on viroid, viroid-like RNAs and human hepatitis delta virus (vHDV) by presenting a large number of sequences and related data in a comprehensive and user-friendly format (e.g. position of their self-catalytic domains, open reading frame of the vHDV, prediction of the most stable secondary structures ...
Véronique Poisson   +4 more
openaire   +3 more sources

Studying strands polarity of different viroids and their combinations in infected hop plants

open access: yesActa Agriculturae Slovenica, 2020
Hop plant (Humulus lupulus L.) is an important industrial crop, grown for harvesting hop cones however, it is a host to four different viroids as well. The nature of viroid infections is not entirely clarified. In our work, we focused on analyzing viroid
Andrej SEČNIK   +3 more
doaj   +1 more source

sRNA Profiler: A User-Focused Interface for Small RNA Mapping and Profiling

open access: yesCells, 2021
Viroids are circular, highly structured, single-stranded, non-coding RNA pathogens known to infect and cause disease in several plant species. They are known to trigger the host plant’s RNA silencing machinery. The detection of viroid-derived small RNAs (
Charith Raj Adkar-Purushothama   +3 more
doaj   +1 more source

Hybrids of RNA viruses and viroid-like elements replicate in fungi

open access: yesNature Communications, 2023
Earth’s life may have originated as self-replicating RNA, and it has been argued that RNA viruses and viroid-like elements are remnants of such pre-cellular RNA world. RNA viruses are defined by linear RNA genomes encoding an RNA-dependent RNA polymerase
Marco Forgia   +15 more
doaj   +1 more source

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