Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Tobacco vein mottling potyvirus

Index

• Nomenclature
• Host range, transmission and symptoms
• Physical and biochemical properties
• Taxonomy and relationships
• Comments and References

Data collated by M.K. Sun, 1985.

Nomenclature

Acronym

TVMV

ICTV decimal code

57.0.1.0.068

Host range and symptoms

Natural host range and symptoms

Symptoms vary cyclically over a few weeks.
• Rumex sp., Nicotiana tabacum, Solanum carolinense - chlorotic vein banding of leaves.

Transmission

Transmitted by a vector; an insect; Myzus persicae; Aphididae. Transmitted in a non-persistent manner. Virus transmitted by mechanical inoculation; transmitted by grafting; transmitted by contact between plants; not transmitted by pollen.

Geographical distribution

Spreads in the North American region.

Experimental host range

Few (<3) families susceptible.

Diagnostically susceptible host species and symptoms

• Lycopersicon esculentum, Nicotiana glutinosa, N. tabacum - chlorotic vein banding.

Maintenance and propagation hosts

Nicotiana tabacum.

Assay hosts (Local lesions or Whole plants)

Nicotiana tabacum (W).

Susceptible host species

• Datura metel
• Lycopersicon esculentum
• Nicotiana glutinosa
• Nicotiana tabacum
• Rumex
• Solanum carolinense

Insusceptible host species

• Capsicum annuum
• Capsicum frutescens
• Chenopodium amaranticolor
• Cucumis sativus
• Datura stramonium
• Glycine max
• Gomphrena globosa
• Nicotiana clevelandii
• Phaseolus vulgaris
• Pisum sativum
• Solanum tuberosum
• Trifolium incarnatum
• Vigna unguiculata

Families containing susceptible hosts

• Polygonaceae (1/1)
• Solanaceae (5/10)

Families containing insusceptible hosts

• Amaranthaceae (1/1)
• Chenopodiaceae (1/1)
• Cucurbitaceae (1/1)
• Leguminosae-Papilionoideae (5/5)
• Solanaceae (5/10)

Sources of host-range data

Sun et al. (1974).

Physical and biochemical properties

Properties of particles in sap

TIP: 60-70 °C. LIV: 1-2 days. DEP: log₁₀ minus 2-3. Leaf sap contains many virions.

Purification method

Sun et al. (1974).

Particle morphology

Virions filamentous; not enveloped; usually flexuous; with a clear modal length; of 765 nm; 13 nm wide. Basic helix obvious.

Physical properties

One sedimenting component in purified preparations.

NCBI sequence data (Entrez search)

Sequence database accession code(s)

• K02991 Em(40)_vi:TVMURF Gb(84)_vi:TVMURF Tobacco vein mottling virus helper component-related P75 gene, partial cds. 4/90 420bp
• S68375 Em(40)_vi:S68375 Gb(84)_vi:S68375 coat protein (3´ UTR region, direct repeats) tobacco vein mottling virus (TVMV), variant pXB
• X04083 Em(40)_vi:POTTVMVX Gb(84)_vi:POTTVMVX Tobacco vein mottling virus (TVMV) RNA genome. 9/93 9,472bp. 3 sequences.

Replication

Genome replicates in cytoplasm.

Cytopathology

Virions found in all parts of the host plant; in cytoplasm. Inclusions present in infected cells; are pinwheels; they do not contain virions.

Taxonomy and relationships

Potyvirus: Potyviridae

Virus(es) with serologically unrelated virions

Bean common mosaic, iris severe mosaic, clover yellow vein, henbane mosaic, peanut mottle, potato Y, soybean mosaic and tobacco etch viruses.

Comments and References

References

• Gooding, G.V. and Sun, M. (1972). Phytopathology 62: 803.
• Sun, M.K.C., Gooding, G.V., Pirone, T.P. and Tolin, S.A. (1974). Phytopathology 64: 1133.

Cite this publication as: Brunt, A.A., Crabtree, K., Dallwitz, M.J., Gibbs, A.J., Watson, L. and Zurcher, E.J. (eds.) (1996 onwards). `Plant Viruses Online: Descriptions and Lists from the VIDE Database. Version: 20^th August 1996.' URL http://biology.anu.edu.au/Groups/MES/vide/

Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993) should also be cited.