Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Pepino mosaic potexvirus

Index

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

Data collated by A.A. Brunt, 1989.

Nomenclature

Acronym

PepMV

ICTV decimal code

56.0.1.0.014

Host range and symptoms

Natural host range and symptoms

Symptoms persist.
• Solanum muricatum - mosaic, dark green enations on the abaxial surfaces.

Transmission

Transmitted by a vector.

Geographical distribution

Spreads in Peru.

Experimental host range

Several (3-9) families susceptible.

Diagnostically susceptible host species and symptoms

• Nicotiana glutinosa - systemic mosaic.
• N. debneyi - systemic chlorosis, necrotic spots, rings and lines.
• Solanum muricatum, Datura metel and D. stramonium - systemic chlorosis.
• Solanum tuberosum cvs Merpata and Revolucion - severe systemic necrosis.
• Nicandra physalodes - irregular systemic necrosis.

Diagnostically insusceptible host species

Amaranthus caudatus, Gomphrena globosa, Chenopodium quinoa, Phaseolus vulgaris, Petunia × hybrida.

Maintenance and propagation hosts

Nicotiana glutinosa, N. debneyi, Datura metel, D. stramonium, Solanum muricatum.

Assay hosts (Local lesions or Whole plants)

Nicotiana glutinosa (W), N. debneyi (W).

Susceptible host species

• Cucumis sativus
• Datura metel
• Datura stramonium
• Lycopersicon chilense
• Lycopersicon esculentum
• Lycopersicon pimpinellifolium
• Nicandra physalodes
• Nicotiana bigelovii
• Nicotiana clevelandii
• Nicotiana debneyi
• Nicotiana glutinosa
• Nicotiana occidentalis
• Nicotiana rustica
• Nicotiana tabacum
• Physalis floridana
• Physalis peruviana
• Solanum demissum
• Solanum demissum × S. tuberosum
• Solanum muricatum
• Solanum tuberosum
• Tetragonia tetragonioides

Insusceptible host species

• Amaranthus caudatus
• Anthriscus cerefolium
• Brassica campestris ssp. pekinensis
• Chenopodium amaranticolor
• Chenopodium murale
• Chenopodium quinoa
• Coriandrum sativum
• Cyamopsis tetragonoloba
• Gomphrena globosa
• Montia perfoliata
• Petunia × hybrida
• Phaseolus vulgaris
• Vigna unguiculata
• Vigna unguiculata ssp. cylindrica

Families containing susceptible hosts

• Cucurbitaceae (1/1)
• Solanaceae (19/20)
• Tetragoniaceae (1/1)

Families containing insusceptible hosts

• Amaranthaceae (2/2)
• Chenopodiaceae (3/3)
• Cruciferae (1/1)
• Leguminosae-Papilionoideae (4/4)
• Portulacaceae (1/1)
• Solanaceae (1/20)
• Umbelliferae (2/2)

Sources of host-range data

Jones et al. (1980).

Physical and biochemical properties

Properties of particles in sap

TIP: in Nicotiana glutinosa sap 65-70 °C. LIV: more than 90 days. DEP: log₁₀ minus 5-6. Leaf sap contains many virions.

Purification method

Jones et al. (1980).

Particle morphology

Virions filamentous; not enveloped; usually flexuous; with a clear modal length; of 508 nm; 11 nm wide. Axial canal obscure. Basic helix obscure.

Features of proteins

Virion protein(s) one; M_r 26000; coat protein. Method of preparation: Jones et al. (1980).

Cytopathology

Virions found in leaves; in cytoplasm. Inclusions present in infected cells; they contain virions.

Taxonomy and relationships

Potexvirus

Virus(es) with serologically related virions

Narcissus mosaic and cactus X viruses.

Virus(es) with serologically unrelated virions

Clover yellow mosaic, cymbidium mosaic, hydrangea ringspot, nerine X, papaya mosaic, potato aucuba mosaic, white clover mosaic and potato X viruses.

Comments and References

General comments

The virus frequently occurs together with a strain of potato S virus.

References

• Jones, R.A.C., Koenig, R. and Lesemann, D.-E. (1980). Ann. appl. Biol. 94: 61.
• Koenig, R, Lesemann, D.-E. and Jones, R.A.C. (1989). CMI/AAB Descr. Pl. Viruses No. 350, 3 pp.

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.