Each place cell is activated by a location; together, they create a spatial map in the brain. When the mouse napped later, its place cells lit up again as the brain replayed the memory of roaming the chamber. Based on recordings made while the mice wandered, researchers knew which place cell lit up in each location. When the mouse re-entered the arena, it headed straight for that spot. The Nature Neuroscience study reveals that memories are malleable during sleep replay, which may have implications for treating anxiety disorders like post-traumatic stress disorder. But, Benchenane says, reversing bad memories is trickier than creating positive ones.
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Researchers at UCLA have developed a new way to separate and organize cells suspended in fluid samples by their subtle biochemical differences. Cell sorting is widely used in life sciences research and in diagnostic and industrial processing. The magnetic ratcheting system developed at UCLA can distinguish between subtly different cells so that only the correct, therapeutic cells are used for treatments.
With pilot season around the corner and a slew of new single- and multi-camera comedies, there is no better time to hone your comedy and improvisation skills. LA-based actors take note: Here are 9 great places to study comedic acting. Coaches Gunnar Todd Rohrbacher and Lauren Bertoni lead the Actors Comedy Studio staff, and students prepare for film and television auditions with the highly successful Acting for Sitcoms program. Carolyne Barry Casting director, teacher, and actor Carolyne Barry has been coaching actors in the Los Angeles area since , and offers specialized classes in the realm of acting, commercials, improv, comedy, and hosting.