Bacteria and the threat to modern medicine

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Healthcare was revolutionised in the 1940s by the arrival of antibiotics, but in November the Chief Medical Officer for England and Wales warned that "antibiotics are losing their effectiveness at a rate that is both alarming and irreversible."

Bacteria are fighting back and doctors and scientists are now warning that ever-evolving drug resistant strains are putting modern medicine at risk.

Newsnight's Susan Watts meets the scientists who are on the frontline in the fight against drug-resistant bacteria.

Battling the bacterial threat to medicine

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