Bacteria Has Been Found With Resistance To A “Last Resort” Antibiotic

Researchers have identified a gene that gives bacteria resistance to the last line of antibiotic defense, a class of drugs called polymyxins. 

Despite being discovered around 60 years ago, the drugs maintained their effectiveness as they were seldom used due to concerns about their toxicity. But in recent years, with antibiotic resistance becoming more and more of a global concern, they have been called upon precisely because of this lack of use; bacteria had not yet had a chance to become resistant, until now.
Bacteria Has Been Found With Resistance To A “Last Resort” Antibiotic
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