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Early Life Exposure to Nicotine Alters Mouse Neurons and Predisposes Brain to Addiction

News   May 22, 2019 | Original story from the University of California San Diego

Early Life Exposure to Nicotine Alters Mouse Neurons and  Predisposes Brain to Addiction

A stained micrograph of a mouse purkinje neuron, a type of brain cell that releases the GABA neurotransmitter, and which is affected by nicotine exposure. Credit: Cell Image Library, NCMIR http://www.cellimagelibrary.org/images/CCDB_16



How Kids Suppress Tics Could Be Key to Battling Tourette Syndrome


At least 20 percent of elementary school-age children develop tics such as excessive blinking. It was thought most tics go away on their own, except in rare cases. However, researchers have discovered that tics don't go away completely; rather, most children simply exhibit tics less when others are watching. Learning how they do that may help others at risk for significant tic disorders.


"Hidden Consciousness" Could Predict Recovery for Brain Injury Patients


Close analysis of EEG data reveals that nearly 1 in 7 brain-injured ICU patients shows evidence of hidden consciousness just days after injury. Patients with such signs are more likely to recover, neurologists at Columbia University and NewYork-Presbyterian have found.


Making Memories - It's All in the Timing


As animals discover what sounds tend to precede predatorial attack or what smells predict dinner, they develop a kind of biological clairvoyance, a way to anticipate what's coming next, based on their environment. Now, scientists have found that an animal's education relies not only on what experiences it acquires, but also on when it acquires them.



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