The Focus on Neuroscience feature on mapping brain changes in Alzheimer's disease summarizes a study that discovered that the disease first attacks the thick bundle of axons called the corpus callosum, which is the main communication link between the two hemispheres.

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The Focus on Neuroscience feature on Alzheimer's disease does not specifically state that the disease first attacks the corpus callosum; it typically affects areas like the hippocampus and cortex first.

The Focus on Neuroscience Feature on Mapping Brain Changes in Alzheimer's