Results 71 to 80 of about 16,362 (293)

Evolutionary History and Rhizosphere Microbial Community Composition in Domesticated Hops (Humulus lupulus L.)

open access: yesMolecular Ecology, EarlyView.
ABSTRACT Humulus lupulus L., commonly known as hop, is a perennial crop grown worldwide and is well known for its pharmacological, commercial, and most importantly brewing applications. For hundreds of years, hop has undergone intense artificial selection, with over 250 cultivated varieties being developed worldwide, all displaying differences in key ...
Alexandra McElwee‐Adame   +17 more
wiley   +1 more source

Conformation of viroids

open access: yesNucleic Acids Research, 1977
Viroids are uncoated infectious RNA molecules (MW 107 000-127 000) known as pathogens of certain higher plants. Thermodynamic and kinetic studies were carried out on highly purified viroid preparations by applying UV-absorption melting analysis and temperature jump methods. The thermal denaturation of viroids is characterized by high thermal stability,
Karsten Henco   +2 more
openaire   +4 more sources

Viroid Replication: Rolling-Circles, Enzymes and Ribozymes

open access: yesViruses, 2009
Viroids, due to their small size and lack of protein-coding capacity, must rely essentially on their hosts for replication. Intriguingly, viroids have evolved the ability to replicate in two cellular organella, the nucleus (family Pospiviroidae) and the ...
Marcos De la Peña   +7 more
doaj   +1 more source

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

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

RNA elements and their biotechnological applications in plants

open access: yesNew Phytologist, EarlyView.
Summary Engineering of plants for improved traits and efficient heterologous protein production can be achieved by modifying or introducing cis‐ or trans‐acting RNA elements. The function of these elements depends not only on their nucleotide sequence but also on their highly dynamic higher order structures.
Filip Lastovka   +3 more
wiley   +1 more source

CircGLIS3 Inhibits Intramuscular Adipogenesis and Alleviates Skeletal Muscle Fat Infiltration

open access: yesJournal of Cachexia, Sarcopenia and Muscle, Volume 16, Issue 4, August 2025.
ABSTRACT Background Intramuscular fat (IMF) is a key determinant of meat quality. Excessive IMF deposition, commonly observed in human obesity and aging, negatively affects skeletal muscle function. Circular RNAs (circRNAs) play critical regulatory roles in muscle and fat development, as well as in the progression of related diseases.
Shengchen Yu   +9 more
wiley   +1 more source

Rolling-circle replication of viroids, viroid-like satellite RNAs and hepatitis delta virus: variations on a theme [PDF]

open access: yes, 1999
Viroids and viroid-like satellite RNAs from plants, and the human hepatitis delta virus (HDV) RNA share some properties that include small size, circularity and replication through a rolling-circle mechanism.
Flores, Ricardo   +5 more
core   +1 more source

Pest categorisation of non‐EU viruses and viroids of Cydonia Mill., Malus Mill. and Pyrus L.

open access: yesEFSA journal. European Food Safety Authority, 2019
Following a request from the EU Commission, the Panel on Plant Health performed a pest categorisation of 17 viruses and viroids, herein called viruses, of Cydonia Mill., Malus Mill. and Pyrus L.
C. Bragard   +26 more
semanticscholar   +1 more source

The Role of the Chloroplast in the Replication of Positive-Sense Single-Stranded Plant RNA Viruses

open access: yesFrontiers in Plant Science, 2018
Positive-sense single-stranded plant RNA viruses are obligate intracellular parasites that infect many agriculturally important crops. Most known plant RNA viruses are characterized by small genomes encoding a limited number of multifunctional viral ...
Marta Budziszewska   +1 more
doaj   +1 more source

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