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Agrobacterium tumefaciens is considered the most widely used and efficient method for plant genetic engineering as the bacteria can be used to deliver the plasmid into the plant's cells

tabacum were 13 10 4 ppm which was considerable compared with the positive control (copper sulfate and NH 4 Cl)

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Statistics [edit] In 2024, survey data analysis in England reported a rise in exclusive use of non-cigarette combustible tobacco (including cigars, pipes and shisha), estimating an increase from about 151,200 users in 2013 to about 772,800 by September 2023