Recent Examples of plasmid from the Web
The genes comprising a potential circuit are then assembled into circular DNA molecules called plasmids.
The cells are subjected to electrical pulses that briefly open holes in their outer membranes, allowing the plasmids to flow in.
When the plasmid in question contains drug-resistant genes, the gonorrheal bacteria acquiring it become resistant to antibiotics, too.
That included plasmids — little cassette-like pieces of genetic material that different species of bacteria can swap.
And when bacteria have acquired resistance to multiple drugs through plasmids, using any of those drugs can increase the spread of all of those resistance factors.
Researchers often create custom plasmids to give bacteria special abilities, like the power to resist antibiotics or a recipe for proteins that no bug would ordinarily produce.
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Britannica.com: Encyclopedia article about plasmid
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