“Researchers at Stanford engineered mice to carry light-sensitive proteins in the brain’s reward center, which responds to drugs of abuse. Using pulses of light delivered directly to the brain, researchers were able to induce a druglike state, ultimately conditioning the mice to behave like drug-addicted animals.” To read the rest of the article click here.
Monthly Archive for June, 2009
Summer love is in the air. When Bob went out to the beach, he couldn’t stop oogling Hilda in the yellow polka dot bikini. They were both attending a steamy neurobiology conference. With his heart beating rapidly, he decided to ask her out to a gourmet meal at Chipotle. Lucky for Bob, she was hungry [...]
Memories are made of this
Posted in Addiction, Channels, Drugs, Memory on Jun 24th, 2009
Some of you have mastered the art of cramming for exams. But what really happens when we store a thought for a very short period of time? What are memories made of? We’ve come a long way in our understanding since Dean Martin’s 1955 hit song. After looking at single neurons in the prefrontal cortex [...]
More optical illusions to confuse your friends
Posted in Perception, Vision on Jun 24th, 2009
Do these lines look like they extend away from you at different angles? Actually, they’re exactly the same. You brain is fooling you…again! For more information and a few other examples of this illusion, click here. Still trust your perception? Maybe this will change your mind. Here is the 2009 winner of the Best Visual [...]
Conditioning your immune system
Posted in Behaviour, Brain, Perception on Jun 24th, 2009
The placebo effect has been observed for centuries. Patients given nothing more than sugar pills are able to alleviate their own pain, anxiety and depression. In one case, a terminal cancer patient shrunk his own tumors when he believed in the power of a sham treatment. This is a very well-written article that links the [...]
Woman sees ‘third arm’ after stroke
Posted in Brain, Motor Control, Perception on Jun 24th, 2009
Has someone just been watching too many sci-fi movies on Hulu? Doctors at Geneva University Hospital disagree. This is a special case of a supernumerary phantom limb. After suffering a stroke, the 64-year old woman says she can see and feel the “presence of a pale, milky-white and translucent third arm.” More surprisingly, she even [...]
Glial cells lull you to sleep
Posted in Sleep on Jun 24th, 2009
Did you know that your brain is made up of more than just neurons? In reality, it’s a mix of many different types of cells. Glial (housekeeper) cells are the most common cell type in the CNS. These have endless functions, from providing nutrients, to repairing damaged tissue, to physically keeping neurons in place. It [...]