Could Crispr Help to Knock Out Superbugs?

A combination of gene editing and viruses that attack bacteria could help scientists fight antibiotic resistance

As a medical student in Boston, Timothy Lu cared for very sick patients who returned repeatedly to the hospital with stubborn, serious infections that wouldn’t respond to antibiotics. He grew increasingly perplexed. “Why can’t we tackle this?” he wondered.

Dr. Lu, who also holds degrees in computer science and electrical engineering, turned to the lab to develop better treatments. Yet his goal isn’t another antibiotic like the chemical compounds prescribed today. Instead “we are re-engineering the genetic code that underpins...

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