A brand new research reveals that leprosy existed in America lengthy earlier than the arrival of Europeans, shedding gentle on the historical past of a long-neglected pathogen. Lengthy thought of a illness dropped at the Americas by European colonizers, leprosy may very well have a a lot older historical past on the American continent. Scientists from the Institut Pasteur, the CNRS, and […]
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An extended-term research suggests {that a} particular blood biomarker might reveal the earliest organic shifts linked to Alzheimer’s illness, even earlier than standard mind imaging detects them. Credit...
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