Summary
The chromosomal genes chvA and chvB of Agrobacterium tumefaciens, which mediate attachment to plant cells, were found to be essential not only for tumour induction but also for the formation of root nodules on plants.
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van Veen, R.J.M., den Dulk-Ras, H., Schilperoort, R.A. et al. Chromosomal nodulation genes: Sym-plasmid containing Agrobacterium strains need chromosomal virulence genes (chvA and chvB) for nodulation. Plant Mol Biol 8, 105–108 (1987). https://doi.org/10.1007/BF00016439
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DOI: https://doi.org/10.1007/BF00016439