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Researchers Keep Mum on Botulism Discovery

(ScientificAmerican) Scientists have discovered a new strain—the first in 40 years—of Clostridium botulinum, the bacterium that is ultimately responsible for causing botulism. And although they have reported their findings in a scientific journal, the investigators have taken the extraordinary step of withholding key details of the discovery. That’s because the toxins  Read More »

Researchers Keep Mum on Botulism Discovery: Scientific American

First New Dengue Virus Type in 50 Years

(AAAS) Scientists have discovered a new type of the virus that causes a centuries-old pestilence, dengue. The surprising find, announced at a major dengue conference here today, is bound to complicate efforts to develop a vaccine against a tropical disease that is becoming a more pervasive global menace. But it could  Read More »

Biology’s Brave New World

(ForeignAffairs) In May 2010, the richest, most powerful man in biotechnology made a new creature. J. Craig Venter and his private-company team started with DNA and constructed a novel genetic sequence of more than one million coded bits of information known as nucleotides. Seven years earlier, Venter had been the first  Read More »

Houston, We Have Dengue Fever

(NPR) Dengue fever is in Houston. And it turns out the mosquito-borne illness isn’t exactly a stranger there. Dengue has been roaming around the city since 2003, according to a study published Wednesday. “There was circulating, and we had no idea that it was here because we just weren’t looking,” says  Read More »