Featured series 
Tag: Annals of Neurology
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Nation & World
Alzheimer’s-like changes in the brain
A study by researchers at Harvard-affiliated Massachusetts General Hospital indicates that the inhaled anesthetic isoflurane impairs learning and memory in mammalian brains by damaging mitochondria, a finding that suggests the anesthetic desflurane may be a better choice for Alzheimer’s patients and others susceptible to cognitive dysfunction.
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Nation & World
Brain changes found in normal elders
Harvard-affiliated researchers using two brain-imaging technologies have found that apparently normal older individuals with brain deposits of amyloid beta — the primary constituent of the plaques found in the brains of Alzheimer’s disease patients — also had changes in brain structure similar to those seen in Alzheimer’s patients.
