Ketamine Raises Brain Background Noise

A group of researchers from around the world, led by Sofya Kulikova, Senior Research Fellow at the HSE University-Perm, has revealed that ketamine, an NMDA receptor inhibitor, increases the background noise in the brain. Increased background noise raises the entropy of incoming sensory signals and interferes with their transmission between the thalamus and the cortex.…

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Schizophrenia Biomarker Can Be Detected In Human Hair

A subtype of schizophrenia is related to abnormally high levels hydrogen sulfide in the brain, report researchers at the RIKEN Center for Brain Science who worked with model mice, postmortem human brains, and people with schizophrenia. Experiments showed that this abnormality likely results from a DNA-modifying reaction during development that lasts throughout life. In addition…

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Why Schizophrenia Makes It Hard To Remember

Although medications can often treat the delusions and hallucinations that accompany schizophrenia, it’s been more challenging to address memory problems, which can make it difficult to perform daily activities. “People with schizophrenia have difficulty retrieving associations within a context, and this creates a pervasive loss of memory that makes everyday life a challenge. You can’t…

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