Are Near Death Experiences Hallucinations?
Researchers consider the neurobiology of near death experiences.... Read More...
ketamine
New Insights Into Loss of Pleasure in Depression
A new study reveals a brain region that contributes to anhedonia, the loss of pleasure, in those with depression. The study also shows how ketamine acts on this brain region, explaining why the drug appears to be so effective at treating anhedonia.... Read More...
Ketamine’s Antidepressant Effects Tied to Opioid System in the Brain
Researchers report ketamine's antidepressive effects require activation of opioid receptors in the brain. The study highlights the interaction between depression, pain and opioid addiction. ... Read More...
Ketamine Acts Fast to Treat Depression and Its Effects Last, But How?
Researchers explore the mechanisms behind ketamine's effectiveness at treating depression. The study reports the long lasting effects of ketamine may be due to G proteins timing in moving back to lipid rafts.... Read More...
Ketamine and Psychedelic Drugs Change Structure of Neurons
A new study reveals psychedelics increase dendrites, dendritic spines and synapses, while ketamine may promote neuroplasticity. The findings could help develop new treatments for anxiety, depression and other related disorders.... Read More...
Fast Acting Benefits of Ketamine for Depression and Suicidality
A new study backs up previous findings that nasally administered ketamine can provide rapid treatment for depression and suicidal thoughts. ... Read More...
Study Casts Doubt on Ketamine Nasal Sprays for Depression
A new study reports intranasal delivery of ketamine may cause problematic side effects for some people with depression.... Read More...
What Happens in the Brain During Unconsciousness?
Researchers investigate how brain networks fragment while under a variety of unconscious states.... Read More...
Ketamine May Help Treat Pain in Migraine Sufferers Unresponsive to Other Treatments
Researchers report ketamine may help to relieve pain symptoms associated with migraine in patients for whom other treatments have failed.... Read More...
Nerve Cells’ Gatekeepers Take Many Forms
Rice University researchers detail the dynamics of how receptors alter their shapes to control sensitivity of the gate to chemical signals.... Read More...
Clinical Appearance and Unusual Imaging Findings of Pediatric Ketamine Overdose
Researchers document the effects of ketamine overdose in a 10 month old infant.... Read More...
Will Ketamine Treat Your Depression? Check Your Activity Monitor
A new study reports depressed people who responded to ketamine found their activity increased during earlier parts of the day. Researchers suggest clock gene machinery may be linked to the type of depression that responds to ketamine treatment.... Read More...