''Bean yellow mosaic virus'' is a plant pathogenic virus in the genus ''

Potyvirus ''Potyvirus'' is a genus of positive-strand RNA viruses in the family ''Potyviridae''. Plants serve as natural hosts. The genus is named after member virus ''potato virus Y''. Potyviruses account for about thirty percent of the currently known ...

'' and the virus family ''

Potyviridae ''Potyviridae'' is a family of positive-strand RNA viruses that encompasses more than 30% of known plant viruses, many of which are of great agricultural significance. The family has 12 genera and 235 species, three of which are unassigned to a ...

''. Like other members of the Potyvirus genus, it is a monopartite strand of positive-sense, single-stranded RNA surrounded by a capsid made for a single viral encoded protein. The virus is a filamentous particle that measures about 750 nm in length. This virus is transmitted by species of

aphids Aphids are small sap-sucking insects and members of the superfamily Aphidoidea. Common names include greenfly and blackfly, although individuals within a species can vary widely in color. The group includes the fluffy white woolly aphids. A t ...

and by mechanical inoculation.

Geographic distribution and host range

A mosaic disease, believed to be bean yellow mosaic virus, was first reported in the early 1900s infecting garden peas (''

Pisum sativum The pea is most commonly the small spherical seed or the seed-pod of the flowering plant species ''Pisum sativum''. Each pod contains several peas, which can be green or yellow. Botanically, pea pods are fruit, since they contain seeds and d ...

'') in the Northeastern United States. The virus is currently believed to be distributed worldwide. In addition to peas, this virus is known to infect many other legumes (family

Fabaceae The Fabaceae or Leguminosae,International Code of Nomenc ...

) including green beans (''

Phaseolus vulgaris ''Phaseolus vulgaris'', the common bean, is a herbaceous annual plant grown worldwide for its edible dry seeds or green, unripe pods. Its leaf is also occasionally used as a vegetable and the straw as fodder. Its botanical classification, alo ...

''), peanuts (''

Arachis hypogaea The peanut (''Arachis hypogaea''), also known as the groundnut, goober (US), pindar (US) or monkey nut (UK), is a legume A legume () is a plant in the family Fabaceae (or Leguminosae), or the fruit or seed of such a plant. When used as ...

''), soybeans (''

Glycine max Glycine (symbol Gly or G; ) is an amino acid that has a single hydrogen atom as its side chain. It is the simplest stable amino acid (carbamic acid is unstable), with the chemical formula NH2‐ CH2‐ COOH. Glycine is one of the proteinogeni ...

''), Faba beans (''

Vicia faba ''Vicia faba'', commonly known as the broad bean, fava bean, or faba bean, is a species of vetch, a flowering plant in the pea and bean family Fabaceae. It is widely cultivated as a crop for human consumption, and also as a cover crop. Variet ...

''), several species of clover (''

Trifolium Clover or trefoil are common names for plants of the genus ''Trifolium'' (from Latin ''tres'' 'three' + ''folium'' 'leaf'), consisting of about 300 species of flowering plants in the legume or pea family Fabaceae originating in Europe. The genus h ...

hybridum'', ''T. vesiculosum'', ''T. incarnatum'', ''T. pratense'', ''T. repens'', ''T. subterraneum''), alfalfa (''

Medicago sativa Alfalfa () (''Medicago sativa''), also called lucerne, is a perennial flowering plant in the legume family Fabaceae. It is cultivated as an important forage crop in many countries around the world. It is used for grazing, hay, and silage, as we ...

''), vetch (''

Vicia sativa ''Vicia sativa'', known as the common vetch, garden vetch, tare or simply vetch, is a nitrogen-fixing leguminous plant in the family Fabaceae. It is likely native to North Africa, Western Asia and Europe, but is now naturalized in temperate and ...

''), lupine (''

Lupinus luteus ''Lupinus luteus'' is known as annual yellow-lupin, European yellow lupin or yellow lupin. It is native to the Mediterranean region of Southern Europe. Distribution It occurs on mild sandy and volcanic soils in mining belts. As a wild plant, it ...

''), black locust (''

Robinia pseudoacacia ''Robinia pseudoacacia'', commonly known in its native territory as black locust, is a medium-sized hardwood deciduous tree, belonging to the tribe Robinieae of the legume family Fabaceae. It is endemic to a few small areas of the United States, ...

''),

fenugreek Fenugreek (; ''Trigonella foenum-graecum'') is an annual plant in the family Fabaceae, with leaves consisting of three small obovate to oblong leaflets. It is cultivated worldwide as a semiarid crop. Its seeds and leaves are common ingredients ...

(''Trigonella foenum-graecum''), and ''

Crotalaria ''Crotalaria'' is a genus of flowering plants in the family Fabaceae (subfamily Faboideae) commonly known as rattlepods. The genus includes over 700 species of herbaceous plants and shrubs. Africa is the continent with the majority of ''Crotalar ...

spectabilis''. It also is known to infect several non-leguminous plants including ''

Gladiolus ''Gladiolus'' (from Latin, the diminutive of ''gladius'', a sword) is a genus of perennial cormous flowering plants in the iris family (Iridaceae). It is sometimes called the 'sword lily', but is usually called by its generic name (plural ''g ...

sp.'', ''Fressia sp.'', opium poppy (''

Papaver somniferum ''Papaver somniferum'', commonly known as the opium poppy or breadseed poppy, is a species of flowering plant in the family Papaveraceae. It is the species of plant from which both opium and poppy seeds are derived and is also a valuable orname ...

''), ''Canna spp.'' and ''

Eustoma russellianum ''Eustoma russellianum'' is a species of flowering plant in the gentian family. Its previous binomial name was ''Eustoma grandiflorum''. Common names include Texas bluebells, Texas bluebell, bluebell, showy prairie gentian, prairie gentian, and L ...

''. Symptoms in these plants include mosaic, leaf malformation and leaf mottling. This virus makes two kinds of viral inclusions, laminated aggregates and a nuclear inclusion.

References

External links

Plant Viruses Online – ''Bean yellow mosaic potyvirus''

* ttp://www.virology.net/Big_Virology/BVFamilyGroup.html Family Groups – The Baltimore Method {{Taxonbar, from=Q4876270 Viral plant pathogens and diseases Potyviruses Soybean diseases