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/ 26 March 2008

US govt sees overhaul of Aids vaccine effort

The United States government began a major overhaul of its effort to produce an Aids vaccine on Tuesday, stressing a return to basic scientific research after the failure of a key clinical trial last year. Government officials at a summit with Aids scientists pledged to prioritise spending on lab work and animal tests rather than expensive large-scale vaccine trials on humans.

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/ 13 September 2004

Dyslexia ‘heavily influenced by culture’

Reading difficulties can be traced to different parts of the brain in Chinese and Western children, a team of American scientists say. In China, dyslexia appears to have a different physical origin, because the script, also used in Japan, is symbol rather than alphabet-based. The discovery casts doubt on the widespread assumption that dyslexia has a universal cause.