Word: pathogensã
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...fact sheets also cover nutritional concerns, observing that “crops face growing stresses from volatile weather and...pathogens?? because heavy precipitation—induced by changes in climate patterns—fosters fungi growth, a major cause of crop loss...
...present, SPH is the only school at Harvard to perform research involving select agents—and even then, according to Bloom, very sparingly. Most research, he explains, is undertaken only on pathogens?? components, rather than the substances in their dangerous forms...
Since Sept. 11 scientists have found their work itself under greater scrutiny—and, in some cases, facing new restrictions. Researchers from nations deemed sponsors of terrorism have been barred from work involving nearly 80 biological pathogens??the very front on which anti-terrorism work is concentrated...
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