Giant virus found in marine predatory plankton

Researchers have identified a marine giant virus that infects Cafeteria roenbergensis, a widespread planktonic predator that occupies a key position in marine food webs, according to a study.

How do viruses mutate and jump species?

Viruses are little more than parasitic fragments of RNA or DNA. Despite this, they are astonishingly abundant in number and genetic diversity. We don't know how many virus species there are, but there could be trillions.

New African cassava resists devastating viruses

Plant scientists at ETH Zurich have developed a new African cassava preferred by consumers and farmers that is resistant to the two major virus diseases in Africa. Now they want to test the resistant cassava in Africa.

Crowd-sourcing the E. coli O104:H4 outbreak

Ten variants of the deadly Escherichia coli strain that hit Germany in May 2011 have been sequenced across the world. The unprecedented level of collaboration across the scientific community should give insight into how the ...

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