This Week in Science

In Science this week, a group of Chinese researchers report on the use of reverse genetics to gain insights into how H5N1 avian flu can spread to, and between, mammals. In the past, avian flu viruses have crossed species barriers by reassorting with mammal-infective viruses in intermediate livestock hosts. The team created 127 reassortant viruses between a duck isolate of H5N1 and a highly transmissible human H1N1 virus.

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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.

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

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

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