Results 91 to 100 of about 114,580 (312)

Sparse image reconstruction for molecular imaging [PDF]

open access: yes, 2008
The application that motivates this paper is molecular imaging at the atomic level. When discretized at sub-atomic distances, the volume is inherently sparse. Noiseless measurements from an imaging technology can be modeled by convolution of the image with the system point spread function (psf). Such is the case with magnetic resonance force microscopy
arxiv   +1 more source

A spatial analysis of physiological changes associated with infection of cotyledons of marrow plants with cucumber mosaic virus [PDF]

open access: yes, 1996
Changes in host primary metabolism associated with the compatible interaction between cucumber mosaic virus and cotyledons of the marrow plant (Cucurbita pepo L.) have been localized, first by measuring activities of key enzymes in infected and ...
Leegood, R.C.   +3 more
core   +3 more sources

Transient Accumulation of Jasmonic Acid During the Synchronized Hypersensitive Cell Death in Tobacco mosaic virus-Infected Tobacco Leaves

open access: yesMolecular Plant-Microbe Interactions, 2001
Jasmonic acid (JA) transiently accumulated during temperature-dependent synchronous necrotic lesion formation in Tobacco mosaic virus-infected tobacco leaves. The accumulation of JA was preceded by activation of a tobacco mitogen-activated protein kinase,
Shigemi Seo   +3 more
doaj   +1 more source

Stimulated low-frequency Raman scattering in tobacco mosaic virus suspension [PDF]

open access: yesarXiv, 2016
Laser pulses interaction with tobacco mosaic virus (TMV) in Tris-HCl pH7.5 buffer and in water has been investigated. 20 ns ruby laser pulses have been used for excitation. Spectrum of the light passing through the sample was registered with the help of Fabri-Perot interferometer. In the case of TMV in water we observed in the spectrum only one line of
arxiv  

Packaging of Tobacco Mosaic Virus Subgenomic RNAs by Brome Mosaic Virus Coat Protein Exhibits RNA Controlled Polymorphism [PDF]

open access: yes, 2000
The coat protein (CP) of icosahedral Brome mosaic virus (BMV) was expressed from a genetically engineered rod-shape Tobacco mosaic virus. Molecular characterization of the progeny recovered from symptomatic plants revealed that BMV CP selectively ...
Choi, Yoon Gi, Rao, A.L.N.
core   +1 more source

Seed transmissibility of viruses in winter squash landraces collected from the Black Sea region of Turkey

open access: yesPlant Protection Science, 2015
The presence of seed-borne viruses in winter squash landraces in the Black Sea region of Turkey were detected. The seed samples of landraces were tested by ELISA for Cucumber mosaic virus (CMV), Zucchini yellow mosaic virus (ZYMV), Squash mosaic virus ...
Mehmet A. SEVIK, Ahmet BALKAYA
doaj   +1 more source

Chimeric Tobamoviruses With Coat Protein Exchanges Modulate Symptom Expression and Defence Responses in Nicotiana tabacum

open access: yesFrontiers in Microbiology, 2020
In the pathogen infection and host defence equilibrium, plant viruses have evolved to efficiently replicate their genomes, to resist the attack from host defence responses and to avoid causing severe negative effect on growth and metabolism of the hosts.
Man Yu   +9 more
doaj   +1 more source

Molecular Mechanics Simulations and Improved Tight-binding Hamiltonians for Artificial Light Harvesting Systems: Predicting Geometric Distributions, Disorder, and Spectroscopy of Chromophores in a Protein Environment [PDF]

open access: yes, 2018
We present molecular mechanics {and spectroscopic} calculations on prototype artificial light harvesting systems consisting of chromophores attached to a tobacco mosaic virus (TMV) protein scaffold. These systems have been synthesized and characterized spectroscopically, but information about the microscopic configurations and geometry of these TMV ...
arxiv   +1 more source

Ultrafast Collective Excited State Dynamics of a Virus-supported Fluorophore Antenna [PDF]

open access: yesarXiv, 2022
Radiation brightening was recently observed in a multi-fluorophore-conjugated brome mosaic virus (BMV) particle, at room temperature under pulsed excitation. Based on its nonlinear dependence on the number of fluorophores, the origins of the phenomenon were attributed to a collective relaxation. However, the mechanism remains unknown.
arxiv  

Molecular studies on a complex of potyviruses infecting solanaceous crops, and some specific virus-host interactions [PDF]

open access: yes, 2003
This thesis constitutes a comprehensive analysis of the molecular and biological characteristics of three potyviruses (genus Potyvirus, family Potyviridae) naturally occurring in cultivated and wild species of family Solanaceae: Peru tomato virus (PTV ...
Spetz, Carl
core  

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