Sentences with phrase «before widespread resistance»
«We are losing a dangerous race to eliminate artemisinin resistant... malaria before widespread resistance to the partner antimalarials makes that impossible,» said Nicholas White, a professor at Oxford University in Britain and Mahidol University in Thailand who co-led the research.
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Such resistance genes are rare to nonexistent in specimens of human tissue and body fluid taken 60 years ago, before the use of antibiotics became widespread.
At this time, it is not known how widespread heartworm resistance is, but it makes an annual heartworm test even more important than before.