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Brain and Nerves

Benefits of vitamin B12 supplements to boost nervous system and brain function in older people questioned

Vitamin B12Vitamin B12 supplements offer no benefits for neurological or cognitive function in older people with moderate vitamin B12 deficiency, according to ...

How insulin calms brain activity

New role for “diabetes hormone” may lead to gains in treatment options for brain disorders ...

Study finds people over 65 with traumatic brain injuries are hospitalized almost four times as often as younger people

By Leslie Shepherd - A disproportionate number of people hospitalized in Canada with traumatic brain injuries are 65 years or older, a new study from St. Michael’s Hospital has found. ... Full story

Complexity before size: Old world monkey had a tiny but complex brain

Victoriapithecus had a small brain relative to its body size with an olfactory bulb about three times as large as that in present-day monkeys ... Full story

Old world monkey had tiny, complex brain

The brain of a 15 million year old monkey has been visualized for the first time by a team led by Professor Fred Spoor (UCL Cell & Developmental Biology). The 3D computer model shows that the brain is much smaller and has more folds than expected, supporting the idea that brain complexity can evolve before brain size in the primate family tree. ... Full story

Long-term Memories Are Maintained by Prion-like Proteins

Research from Eric Kandel’s lab at Columbia University Medical Center (CUMC) has uncovered further evidence of a system in the brain that persistently maintains memories for long periods of time. And paradoxically, it works in the same way as mechanisms that cause mad cow disease, kuru, and other degenerative brain diseases. ... Full story

Revised view of brain circuit reveals how we avoid being overwhelmed by powerful odors

Cold Spring Harbor, NY – You’ve just encountered a frightened skunk, which has sprayed a generous quantity of its sulfur-containing scent directly in your path. The noxious odor is overpowering. ... Full story

Research reveals how the human brain might reconstruct past events

When remembering something from our past, we often vividly re-experience the whole episode in which it occurred. New UCL research funded by the Medical Research Council and Wellcome Trust has now revealed how this might happen in the brain. ... Full story

Decoding the Statistical Language of the Brain

Let’s make a bet. You will throw a dart 10 feet and – if you hit a two-inch circular target on the wall across the room – I will give you a dollar. Otherwise, you pay me a dollar. ... Full story

Lifelong learning is made possible by recycling of histones, study says

Neurons are a limited commodity; each of us goes through life with essentially the same set we had at birth. But these cells, whose electrical signals drive our thoughts, perceptions, and actions, are anything but static. They change and adapt in response to experience throughout our lifetimes, a process better known as learning. ... Full story

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