Results 31 to 40 of about 11,729 (256)

Time-Resolved Observation of the Destination of Microinjected Potato Spindle Tuber Viroid (PSTVd) in the Abaxial Leaf Epidermal Cells of Nicotiana benthamiana

open access: yesMicroorganisms, 2020
Viroids are single-stranded noncoding RNA molecules of 250–400 nucleotides that cause plant diseases. One of the two families of viroids is Pospiviroidae, the members of which replicate in the nuclei of host cells.
Hyesu Seo, Ying Wang, Woong June Park
doaj   +1 more source

A Novel, Precise and High-Throughput Technology for Viroid Detection in Cannabis (MFDetectTM)

open access: yesViruses, 2023
Hop latent viroid (HLVd) is a severe disease of cannabis, causing substantial economic losses in plant yield and crop value for growers worldwide. The best way to control the disease is early detection to limit the spread of the viroid in grow facilities.
Angel Fernandez i Marti   +7 more
doaj   +1 more source

Pathogenic microbes, the microbiome, and Alzheimer’s disease (AD) [PDF]

open access: yes, 2013
The Si(111)-(3 ? 1)Li and Ag surface structures consist of Si honeycomb chains separated by channels occupied by Li or Ag atoms. The dimerization of neighboring Ag atoms results in a larger c (12 ? 2)Ag superstructure.
MCGILP, JOHN, PATTERSON, CHARLES
core   +1 more source

2019–2020 Florida Citrus Production Guide: Exocortis, Cachexia, and Other Viroids

open access: yesEDIS, 2019
Exocortis and cachexia are diseases caused by viroids, which can lead to stunted growth and reduced yields in affected plants. Viroids are small, infectious circular-RNA molecules.
Ozgur Batuman   +2 more
doaj   +5 more sources

An Assessment of the Virome of Nigerian Vineyards

open access: yesPhytoFrontiers, 2023
The virome of Nigerian vineyards was assessed via diagnostic surveys for viruses and viroids in 40 sites across six states in 2016. Leaf tissues from 360 grapevines were preserved dried under CaCl2.
Aisha M. Zongoma   +3 more
doaj   +1 more source

A 212-nt long RNA structure in the Tobacco necrosis virus-D RNA genome is resistant to Xrn degradation [PDF]

open access: yes, 2019
Plus-strand RNA viruses can accumulate viral RNA degradation products during infections. Some of these decay intermediates are generated by the cytosolic 5′-to-3′ exoribonuclease Xrn1 (mammals and yeast) or Xrn4 (plants) and are formed when the enzyme ...
Chaminda, Gunawardene D.   +2 more
core   +1 more source

What is Life? [PDF]

open access: yes, 2020
In searching for life in extraterrestrial space, it is essential to act based on an unequivocal definition of life. In the twentieth century, life was defined as cells that self-replicate, metabolize, and are open for mutations, without which genetic ...
Witzany, Guenther
core  

Viroids: Survivors from the RNA World? [PDF]

open access: yes, 2014
Because RNA can be a carrier of genetic information and a biocatalyst, there is a consensus that it emerged before DNA and proteins, which eventually assumed these roles and relegated RNA to intermediate functions.
Flores, Ricardo   +3 more
core   +1 more source

Viroids: From Genotype to Phenotype Just Relying on RNA Sequence and Structural Motifs [PDF]

open access: yes, 2017
As a consequence of two unique physical properties, small size and circularity, viroid RNAs do not code for proteins and thus depend on RNA sequence/structural motifs for interacting with host proteins that mediate their invasion, replication, spread ...
Di Serio, Francesco   +4 more
core   +1 more source

Hepatitis Delta Virus RNA Replication

open access: yesViruses, 2009
Hepatitis delta virus (HDV) is a distant relative of plant viroids in the animal world. Similar to plant viroids, HDV replicates its circular RNA genome using a double rolling-circle mechanism.
Chung-Hsin Tseng, Michael M. C. Lai
doaj   +1 more source

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