Alzheimer's disease imaged long before symptoms appear

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1. New compound improves cognitive decline, symptoms of Alzheimer's disease in rodents
   A fast-acting compound that appears to improve cognitive function impairments in mice similar to those found in patients with progressive Alzheimer's disease has been identified by scientists. Researchers hope to one day replicate the result in humans.
2. Shrinking In Hippocampus Area Of Brain Precedes Alzheimer's Disease
   People who have lost brain cells in the hippocampus area of the brain are more likely to develop dementia, according to a study in the journal Neurology.
3. Statins Do Not Help Prevent Alzheimer’s Disease, Review Finds
   An increasing number of studies show that elevated serum cholesterol levels might be part of the cause of Alzheimer disease, but a new review of studies says that, even so, the most successful class of cholesterol-lowering medicines will not stave off the condition.
4. Alzheimer's Symptoms Reversed: Blood Stem Cell Growth Factor Reverses Memory Decline In Mice
   A human growth factor that stimulates blood stem cells to proliferate in bone marrow reverses memory impairment in mice genetically altered to develop Alzheimer's disease, a new study finds.
5. Most Neuropsychological Tests Don't Tell Alzheimer's Disease From Vascular Dementia, Study Finds
   Most of the cognitive tests that have been used to decide whether someone has Alzheimer's disease or vascular dementia have not been very helpful when used alone. A new report concluded that when older people are confused and forgetful, doctors should base their diagnoses on many different types of information, including medical history and brain imaging.