National Collection Of Plant Pathogenic Bacteria
 
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NCPPB No.  2409, Rhizobium radiobacter
 
Rhizobium radiobacter (Beijerinck & van Delden 1902) Young et al. 2001
Other name: Agrobacterium rhizogenes (Riker et al. 1930) Conn 1942
Country: USA
Host: Malus sylvestris
Year Added: 1971

Media: ND
Donated by: A. Kerr
Donors reference: 67
Source (if not isolated by donor): ex ICPB TR104 ex W.J. Dowson 5
Other references: The donor reference is 67
The source of this isolate was ex ICPB TR104 ex W.J. Dowson 5
Authenticity: this culture has not been checked by the NCPPB or a recognised authority
Type strain of the species: No
Pathotype strain: No
Pathogenicity: the pathogenicity of this culture was confirmed prior to initial freeze drying
Non-indigenous to all the UK: No
Non-indigenous to Scotland only: No
Notes Biovar 1 (Keane et al. 1970). Causes crown gall formation on Helianthus annuus (NCPPB). Tumorigenic. The presence of bands representing the virD2 and ipt genes as indicated by the Haas et al PCR suggest this is a Ti plasmid carrying strain (NCPPB).
 
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