By Marc H.V. van Regenmortel, Brian W.J. Mahy
This quantity contains eighty five chapters that spotlight fresh advances in our wisdom of the viruses that infect crops and fungi. It starts off with common issues in plant virology together with stream of viruses in crops, the transmission of plant viruses via vectors, and the improvement of virus-resistant transgenic crops. the second one part provides an summary of the homes of a range of 20 well-studied plant viruses, 23 plant virus genera and some greater teams of plant viruses. The 3rd part, that is abundantly illustrated, highlights the main economically vital virus ailments of cereals, legumes, vegetable vegetation, fruit timber and ornamentals. The final part describes the most important teams of viruses that infect fungi.
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- Challenges for Industrial Production
- The Variation of Animals and Plants under Domestication
- Parasitic Flowering Plants
- Plant-Associated Bacteria
Extra info for Desk Encyclopedia of Plant and Fungal Virology
The closeness of serological relationships may be assessed by comparing the dilution end points (titers) of antisera with homologous and heterologous viruses. The more refined immunogold-labeling technique uses antibodies that are labeled with colloidal gold particles having diameters between 5 and 20 nm. The binding of small amounts of antibodies to individual epitopes, for example, at the extremities of rodshaped or filamentous virus particles (Figure 4(d)), can be visualized by means of this technique.
Viroplasm Cytoplasmic inclusions induced by members of the Caulimoviridae, Rhabdoviridae, Reoviridae, and Bunyaviridae are about the size of nuclei and are not bound by any membrane. The viroplasm consists of amorphous and/or fibrillar material and may or may not enclose immature or mature virus particles. It is generally assumed that viroplasms are the site of virus synthesis. Introduction Diagnostic techniques for plant viruses are indispensable for at least three major sets of applications: 1.
A high amount of RNase activity has been found in the beetle regurgitation liquid, and shown to block infection by non-beetle-transmissible viruses. Hence, those viral species that are efficiently transmitted are likely capable of translocation in the vascular system, and/or transfer to unwounded cells, away from the RNase activity. Some virus particles have been detected within the hemolymph of their beetle vector, only seconds after acquisition on infected plants. No correlation between the presence of virions in the hemolymph and success of transmission has yet been established, precluding a possible comparison with the circulative or noncirculative transmission described above.
Desk Encyclopedia of Plant and Fungal Virology by Marc H.V. van Regenmortel, Brian W.J. Mahy