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Brazilian scientists to test AIDS vaccine on monkeys

Brazilian scientists have developed an HIV vaccine and plan to begin testing on monkeys later this year, a sponsor institution said Monday. Known as the HIVBr18, the vaccine against the virus that causes AIDS was developed and patented by a team from the Medicine Faculty of the University of Sao…

Scientists find underground river beneath Amazon

SAO PAULO — Brazilian scientists have discovered an underground river some 4,000 meters (13,000) feet deep, which flows from west to east like the country’s famous waterway. A statement this week from Brazil’s National Observatory named the underground river Hamza and said it represents one of two different draining systems…

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