Overeating disrupts entire networks of genes in the body, causing not only obesity, but diabetes and heart disease, in ways that may be possible to predict, researchers reported on Sunday. The researchers developed a new method of analysing DNA and used it to discover that obesity is not only complex, but complex in ways that had not been previously understood.
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/ 8 November 2007
A cold virus used to make an experimental HIV vaccine that was discontinued in September somehow may have caused volunteers to be more susceptible to Aids, the vaccine’s developers said on Wednesday. Researchers were doubly dismayed when it appeared that those who had been vaccinated were more likely to become infected.