Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Soursop yellow blotch (?) cytorhabdovirus

Index

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

Data collated by A.A. Brunt, 1994.

Nomenclature

Acronym

SYBV

ICTV decimal code

62.U.P.0.052

Host range and symptoms

Natural host range and symptoms

• Annona muricata (soursop) - vein-clearing, yellow blotch and leaf distortion, stunting.

Transmission

Virus transmitted by mechanical inoculation; transmitted by grafting; not transmitted by seed.

Geographical distribution

Spreads in the South and Central American region; Brazil.

Experimental host range

Few (<3) families susceptible.

Diagnostically susceptible host species and symptoms

• Annona muricata - vein-clearing, yellow blotching and leaf distortion.
• Annona squamosa, Rollinia deliciosa (biriba) - leaves near graft site show vein-clearing.

Diagnostically insusceptible host species

Brassica oleracea var. acephala, Capsicum annuum, Chenopodium amaranticolor, C. quinoa, Datura stramonium, Gomphrena globosa, Lactuca sativa, Lycopersicon esculentum, Nicandra physalodes, Nicotiana benthamiana, N. glutinosa, N. rustica, N. tabacum and Vigna unguiculata.

Maintenance and propagation hosts

Annona muricata.

Assay hosts (Local lesions or Whole plants)

Annona muricata (W).

Susceptible host species

• Annona muricata
• Annona squamosa
• Rollinia deliciosa

Insusceptible host species

• Brassica oleracea var. acephala
• Capsicum annuum
• Chenopodium amaranticolor
• Chenopodium quinoa
• Datura stramonium
• Gomphrena globosa
• Lactuca sativa
• Lycopersicon esculentum
• Nicandra physalodes
• Nicotiana benthamiana
• Nicotiana glutinosa
• Nicotiana rustica
• Nicotiana tabacum
• Vigna unguiculata

Families containing susceptible hosts

• Annonaceae (3/3)

Families containing insusceptible hosts

• Amaranthaceae (1/1)
• Chenopodiaceae (2/2)
• Compositae (1/1)
• Cruciferae (1/1)
• Leguminosae-Papilionoideae (1/1)
• Solanaceae (8/8)

Physical and biochemical properties

Particle morphology

Virions rhabdo- or bullet-shaped; of 250-300 nm; 60-70 nm wide.

Cytopathology

Virions found in cytoplasm (mostly c.400 x 60 nm.); in cisternae of endoplasmic reticulum, but not perinuclear space.

Taxonomy and relationships

Probably Cytorhabdovirus: Rhabdoviridae

Virus(es) with serologically unrelated virions

Lettuce necrotic yellows, sowthistle yellow vein and maize mosaic viruses.

Comments and References

References

• Kitajima, E.W., Martins, C.R.F. and Santos, A.A. (1993). Plant Dis. 77: 276.

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.