S. B. Gelvin

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Methylation of the T-DNA in Agrobacterium tumefaciens and in four octopine-type (A6S/2, E9, 15955/1, 15955/01) and one nopaline-type (HT37#15) crown gall tumors was investigated using the isoschizomeric restriction endonucleases Msp I and Hpa II. T-DNA in the octopine-type Ti-plasmid pTiB6(806) was not methylated at the sequence 5'CCGG3' in Agrobacterium.(More)
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