kromosoomiväline pärilikkusaine osake, iseseisvalt replitseeruv rõngakujuline DNA-ahel
a genetic element containing nucleic acid and able to replicate independently of its host's chromosome. Often carries genes determining antibiotic resistance. Much used in recombinant DNA procedures.
After the SCAN opinion, Denmark produced major fresh evidence in August 1998 demonstrating a transfer in vivo under experimental conditions in the gastro-intestinal tract of rats of the sat A gene, via a plasmid, between isogenic strains of E. faecium.
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