Scientists have genetically altered mice so that they mimic the deficits in short-term memory and attention of schizophrenic patients. The new animal model could shed light on the causes and treatment of these symptoms, which respond only minimally to current drugs.
Memory and attention problems are only part of schizophrenia, a complex disorder that also includes hallucinations, delusions, and social isolation. Scientists suspect that many of schizophrenia’s symptoms stem from hyperactivity in the brain’s machinery for using the signal transmitter dopamine.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.