Researchers at Karolinska Institutet have identified a key target for ketamine: specific serotonin receptors in the brain. The study found that low doses of ketamine increase the number of these receptors, reducing the release of serotonin and increasing dopamine levels.
A UK-first pilot study has shown that genetic screening for prostate cancer can safely identify undiagnosed cases in approximately one-third of otherwise healthy men. The study involved testing for 130 DNA changes and found that population screening was effective at detecting new cancers in this high-risk group.
Researchers at KAUST found that Jeddah's urban heat island effect enhances storm energy and blocks passage, leading to 26% more rainfall. The study suggests improved forecasting capabilities to mitigate damage from severe weather events.
A new review suggests that lockdown's effects on children's mental health may be long-lasting, with young people who experience loneliness being up to three times more likely to develop depression. The study emphasizes the importance of prioritizing play and social interaction during the transition back to school.
New studies from Flinders University highlight key areas for improvement in HIV management in developing countries, particularly in sub-Saharan regions. Nutritional programs should address underlying challenges like poverty and food insecurity, while prisons often struggle with optimal HIV care due to stigma and resource limitations.
A new study on corvid birds reveals how biology, environment, and social life allow young birds to learn difficult skills that improve survival. Extended parenting plays a key role in this process.