tobacco mosaic virus


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tobacco mosaic virus

n.
An RNA virus that causes mosaic disease in tobacco and some other plants and is widely used in research in virology and genetics.

tobacco mosaic virus (TMV)

a rod shaped viral particle consisting of an RNA helix surrounded by a protein coat. The virus was the first to be purified and crystallized. It causes yellowing and mottling in the leaves of tobacco and other crops (e.g. tomato) which affects adversely the quality and quantity of crop produced
References in periodicals archive ?
Broad resistance to tobamoviruses is mediated by a modified tobacco mosaic virus replicase transgene.
Antiviral activity of tea tree oil against tobacco mosaic virus was reported previously (Bishop, 1995).
6 /PRNewswire/ -- A gene related to rapid replication and lethality has been found to be present in, and to contain some identical protein sequences in, tobacco mosaic virus and non-small cell lung cancer.
In 1941, immunologic procedures were first used in electron microscopic studies of tobacco mosaic virus (9), and electron microscopy was introduced successfully in the differential diagnosis of smallpox and chickenpox infections in the late 1940s (10,11).
For example, tomato plant cultivars have various disease resistance to diseases such as verticillium wilt (V), fusarium wilt (F), fusarium races 1 & 2 (FF), nematodes (N), tobacco mosaic virus (T), alternaria stem canker (A), and stemphylium gray leaf spot (St).
Louis and his colleagues demonstrated in 1986 that tobacco plants containing the gene that directs the production of the outer, or coat, protein of the tobacco mosaic virus can resist later infection by the virus.
To prevent tobacco mosaic virus, don't smoke around plants and wash hands thoroughly before handling them.