This Week in Science

In this week's Science, scientists from the Salk Institute and the University of California, San Diego, report a new imaging technique that enabled them to visualize the 3D structure of chromatin and gain new insights into how it is packed into the nucleus of human cells. Dubbed ChromEMT, the method makes use of a fluorescent dye that stains DNA and selectively enhances its contrast in electron microscopy.

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While gene therapies may have high price tags, they could be cheaper than the cost of managing disease, according to MIT's Technology Review.

Researchers are looking for markers that indicate which cancer patients may respond to immunotherapies, the Associated Press writes.

In Nature this week: paternal age associated with de novo mutations in children, and more.

Nature News writes that researchers are still wrangling over the role of the p-value.