This Week in Cell

Using ancient bacterial DNA sequences obtained from human tooth samples found in Europe and Asia that stretched back as far as 5,000 years, a University of Copenhagen-led team explores the origins of the plague-causing pathogen Yersinia pestis. The team tracked down seven tooth samples containing Y. pestis-like sequences when it tested samples from more than 100 Bronze Age individuals.

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The US Food and Drug Administration has approved Kite Pharmaceuticals' CAR T-cell therapy for large B-cell lymphomas, the New York Times reports.

Kaiser Health News reports that gene therapies could cost more than a million dollars.

Worcester Polytechnic Institute researchers have received a grant to combine biology and computer science for high school students.

In Nature this week: variants associated with obsessive-compulsive disorder, review of key CRISPR enzymes, and more.