The California Department of Public Health confirmed to Ars that a resident had died from an illness linked to contaminated romaine lettuce grown in the Yuma region. “Due to patient privacy laws, we cannot provide further details,” the department said in a statement. But it added that the death was among 24 cases of illnesses in the state linked to the salad staple.
Source: arstechnica.com
Researchers at MIT and the Catholic University of Brasilia have now developed a streamlined approach to developing artificial antimicrobial peptides. Their strategy, which relies on a computer algorithm that mimics the natural process of evolution, has yielded one potential drug candidate that successfully killed bacteria in mice.
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A newDNAstructure inside human cells known asthe “i-motif”, has been identified by scientists. This form resembles a twisted “knot” of DNA, instead of the well-known double helix first described by James Watson and Francis Crick.
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