Life Lines by Dr. Dolittle

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Tag Archive for ‘memory’

Considering a cranberry side dish for Thanksgiving? New study shows regular consumption may lower cholesterol and prevent memory loss

Okay, I’ll admit this blog entry has nothing really to do with comparative physiology. I just happen to really like eating cranberry sauce at Thanksgiving and was curious about the benefits of eating cranberries more often. Like many other berries, cranberries are a super-fruit rich in polyphenols and antioxidants that are associated with protecting brain health with aging. On their own they are rather bitter due to the high amounts […]

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Lack of sleep stresses out birds too

Birds show signs of stress resulting from sleep loss. A new study published in Physiological and Biochemical Zoology shows that zebra finches who are sleep deprived have increased expression of inflammatory genes in their fat tissues, spleen and hippocampus region of the brain along with  increased levels of circulating stress hormones. The hippocampus is the region of the brain associated with long term memory formation. I wonder if sleep deprived birds are […]

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Caffeine and memory…wait what was I saying?

Personally, I would have a hard time functioning in the morning without coffee. I think many people might agree as caffeine is the most widely consumed psychoactive stimulant worldwide.  The stimulant effects of caffeine are attributed to its ability to bind to and inhibit adenosine receptors in the body, resulting in increased excitation of neurons: Long term potentiation (LTP) refers to an increase in the strength of connections formed between […]

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Epilepsy medication reverses symptoms of Alzheimer’s

Researchers Sanchez et al. from the Gladstone Institute, University of California San Francisco and Washington University School of Medicine discovered that an FDA-approved anti-convulsant medication used to treat epilepsy (levetiracetam) can also reverse memory loss in addition to reducing other Alzheimer’s related symptoms in a mouse model of the disease. Alzheimer’s is currently the most common form of dementia (memory loss) representing 50-80% of cases. It is a disease that worsens over time. Although […]

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