Results 21 to 30 of about 18,183 (205)

Synthesis and Biological Activity of Novel Oxazinyl Flavonoids as Antiviral and Anti-Phytopathogenic Fungus Agents

open access: yesMolecules, 2022
A series of oxazinyl flavonoids were synthesized on the basis of flavone. The structures of all target compounds were characterized by 1H NMR, 13C NMR, and HRMS.
Yucong Ma, Lu Wang, Aidang Lu, Wei Xue
doaj   +1 more source

Transient Expression of Tetrameric Recombinant Human Butyrylcholinesterase in Nicotiana benthamiana. [PDF]

open access: yes, 2016
To optimize the expression, extraction and purification of plant-derived tetrameric recombinant human butyrylcholinesterase (prBChE), we describe the development and use of plant viral amplicon-based gene expression system; Tobacco Mosaic Virus (TMV) RNA-
Alkanaimsh, Salem   +13 more
core   +1 more source

Design, Synthesis, and Bioactivities of Novel Tryptophan Derivatives Containing 2,5-Diketopiperazine and Acyl Hydrazine Moieties

open access: yesMolecules, 2022
Based on the scaffolds widely used in drug design, a series of novel tryptophan derivatives containing 2,5-diketopiperazine and acyl hydrazine moieties have been designed, synthesized, characterized, and evaluated for their biological activities.
Lili Li   +6 more
doaj   +1 more source

Phosphorylation of TGB1 by protein kinase CK2 promotes barley stripe mosaic virus movement in monocots and dicots. [PDF]

open access: yes, 2015
The barley stripe mosaic virus (BSMV) triple gene block 1 (TGB1) protein is required for virus cell-to-cell movement. However, little information is available about how these activities are regulated by post-translational modifications. In this study, we
Han, Chenggui   +11 more
core   +2 more sources

Inhibitory Effect of Osthole from Cnidium monnieri on Tobacco Mosaic Virus (TMV) Infection in Nicotiana glutinosa

open access: yesMolecules, 2019
The coumarin compound of osthole was extracted from Cnidium monnieri and identified by LC-MS and 1H- and 13C-NMR. Osthole was tested for anti-virus activity against tobacco mosaic virus (TMV) using the half-leaf method.
Ya-Han Chen   +7 more
doaj   +1 more source

Transgenic tobacco plants expressing the Potato virus X open reading frame 3 gene develop specific resistance and necrotic ring symptoms after infection with the homologous virus [PDF]

open access: yes, 2001
Tobacco plants were transformed with the open reading frame 3 gene from Potato virus X (PVX) coding for the p12 protein. Although the transgenic plants exhibited a normal morphological aspect, microscopic examination revealed extensive alterations in ...
Cabral, Silvia   +4 more
core   +1 more source

Tomato: a crop species amenable to improvement by cellular and molecular methods [PDF]

open access: yes, 1989
Tomato is a crop plant with a relatively small DNA content per haploid genome and a well developed genetics. Plant regeneration from explants and protoplasts is feasable which led to the development of efficient transformation procedures.
A. Crossway   +192 more
core   +6 more sources

Discovery of Barakacin and Its Derivatives as Novel Antiviral and Fungicidal Agents

open access: yesMolecules, 2023
Pesticides are essential for the development of agriculture. It is urgent to develop green, safe and efficient pesticides. Bisindole alkaloids have unique and concise structures and broad biological activities, which make them an important leading ...
Yongyue Gao   +11 more
doaj   +1 more source

Synthesis, Antiviral Bioactivity of Novel 4-Thioquinazoline Derivatives Containing Chalcone Moiety

open access: yesMolecules, 2015
A series of novel 4-thioquinazoline derivatives containing chalcone moiety were designed, synthesized and systematically evaluated for their antiviral activity against TMV.
Zhihua Wan   +4 more
doaj   +1 more source

Design, synthesis and biological activities of echinopsine derivatives containing acylhydrazone moiety

open access: yesScientific Reports, 2022
Based on the broad-spectrum biological activities of echinopsine and acylhydrazones, a series of echinopsine derivatives containing acylhydrazone moieties have been designed, synthesized and their biological activities were evaluated for the first time ...
Peipei Cui   +6 more
doaj   +1 more source

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