Results 71 to 80 of about 1,605 (210)

Characterisation of a Betasatellite Associated With Tomato Yellow Leaf Curl Guangdong Virus and Discovery of an Unusual Modulation of Virus Infection Associated With C4 Protein

open access: yesMolecular Plant Pathology, Volume 26, Issue 1, January 2025.
The C4 protein, encoded by tomato yellow leaf curl Guangdong virus (TYLCGdV), does not inhibit PTGS or TGS; the C4 protein modulates TYLCGdV infection by regulating the cytosine methylation level of viral genome at different infection stages. ABSTRACT Tomato yellow leaf curl Guangdong virus (TYLCGdV), a monopartite begomovirus first identified in 2004,
Zhenggang Li   +6 more
wiley   +1 more source

Biased Pol II fidelity contributes to conservation of functional domains in the Potato spindle tuber viroid genome.

open access: yesPLoS Pathogens, 2020
Accurate calculation of mutation rates for viruses and viroids is necessary for evolutionary studies and to evaluate adaptation potential. However, estimation of in vivo mutation rates is complicated by selection, which leads to loss or proliferation of ...
Jian Wu, David M Bisaro
doaj   +1 more source

Addressing Various Strategies for Combating the Leaf‐Roll Virus in Potato Plants

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2025, Issue 1, 2025.
In this research, we introduced a mathematical simulation that describes the transmission dynamics of the potato leaf‐roll virus (PLRV) and involves some control measures to eliminate the propagation of the PLRV disease. The proposed model consists of four ordinary differential equations divided into two categories: the host (potato plant) and the ...
S. A. Alharbi   +5 more
wiley   +1 more source

Viroids in Citrus [PDF]

open access: yes, 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   +1 more source

Viroid and viroid‐like elements in plants and plant‐associated microbiota: a new layer of biodiversity for plant holobionts

open access: yesNew Phytologist, Volume 244, Issue 4, Page 1216-1222, November 2024.
Summary The functional relevance of plant‐associated microorganisms is theoretically framed within the holobiont concept. The role of viruses in plant holobionts is being recognized both for their direct effects when hosted in plants (cryptic plant viruses) and for their indirect effects when infecting microorganisms associated with plants in ...
Beatriz Navarro, Massimo Turina
wiley   +1 more source

Molecular basis of viroid RNA-templated transcription [PDF]

open access: yes, 2022
Transcription is a fundamental process catalyzed by DNA-dependent RNA polymerases (DdRPs). Interestingly, some DdRPs can use both DNA and RNA as templates for transcription.
Dissanayaka Mudiyanselage, Shachinthaka D
core   +1 more source

Transformation of Seed Non-Transmissible Hop Viroids in Nicotiana benthamiana Causes Distortions in Male Gametophyte Development

open access: yesPlants, 2021
Viroids are small, non-coding, parasitic RNAs that promote developmental distortions in sensitive plants. We analyzed pollen of Nicotiana benthamiana after infection and/or ectopic transformation with cDNAs of citrus bark cracking viroid (CBCVd), apple ...
Lenka Steinbachová   +5 more
doaj   +1 more source

Optimasi Metode Cryotherapy Untuk Mengeliminasi Virus Pada Tunas Kentang in Vitro [PDF]

open access: yes, 2016
Penggunaan benih kentang generasi awal dan bebas virus merupakan kunci keberhasilan produksi kentang berkualitas. Cryotherapy (perendaman dalam nitrogen cair) merupakan teknik terbaru untuk mengeliminasi virus pada benih kentang. Salah satu kendala dalam
Astarini, I. A. (Ida)   +4 more
core   +1 more source

An integrative approach: using transcriptomic data and network analysis of transcriptional reprogramming in tomato response to PSTVd variants [PDF]

open access: green, 2022
Katia Aviña‐Padilla   +6 more
openalex   +1 more source

Small RNA derived from the virulence modulating region of the Potato spindle tuber viroid silences callose synthase genes of tomato plants [PDF]

open access: yes, 2015
: The tomato (Solanum lycopersicum) callose synthase genes CalS11-like and CalS12-like encode proteins that are essential for the formation of callose, a major component of pollen mother cell walls; these enzymes also function in callose formation during
Adkar-Purushothama, Charith Raj   +5 more
core   +1 more source

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