s lower academic achievement in early life tied to the same gene changes as an increased risk for Alzheimer’s in older age? That is one of dozens of possible deductions to be drawn from the largest genomic study of brain conditions ever conducted, research that obscures what often have been considered clear diagnostic borders. According to the findings, published June 22 in Science, conditions such as schizophrenia, major depressive disorder (MDD) and bipolar disorder share a suite of overlapping genetic variants rather than having distinct genetic signatures. In addition to the genetic links between educational attainment and Alzheimer’s risk, the results link
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