This Week in Science

In Science this week, researchers from the University of California, San Diego, report on the use of the genome-editing technology CRISPR/Cas9 to convert a heterozygous mutation into a homozygous one. To do so, they developed a method called mutagenic chain reaction, or MCR, which uses CRISPR/Cas9 to create autocatalytic mutations to generate homozygous loss-of-function mutations.

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Researchers have sequenced the northern white rhinoceros to gauge whether it could be brought back from the edge of extinction, the New York Times reports.

Tufts University researchers found a role for miRNA in transmitting stress between generations, the Economist reports.

Bavaria expands its forensic genetic analyses to include DNA phenotyping, raising discrimination concerns.

In Science this week: gut microbiome influences liver cancer growth, spread; and more.