Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there are still huge hurdles to overcome.
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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Last week, the Trump administration said it is loosening restrictions on air toxins from mercury, lead and other heavy metals that are released by coal plants. Such pollution is known to be neurotoxic and has been linked to irreversible brain damage in children and infants, as well as heart disease and cancer in adults.