One dose of psilocybin changes the human brain
Researchers have shown that a single dose of psilocybin, the psychedelic compound found in magic mushrooms, causes likely anatomical brain changes that last for up to a month after the experience. …
Without the right diagnostics, the best medicines make no difference
A new analysis argues that diagnostics, which match patients to appropriate treatments, are being overlooked globally, hindering progress against major diseases despite advances in targeted therapies and precision health. …
How the immune system triggers a loss of appetite
Scientists have traced the molecular pathway connecting the gut immune system to the brain during a parasitic infection, explaining how the immune response triggers loss of appetite. …
Scientists find a mechanism for how exercise protects the brain
Study finds that an exercise-induced liver protein strengthens the blood-brain barrier, improving memory and slowing age-related decline. …
Popular CT scans could account for 5 percent of all cancer cases a year
A new study warns that radiation from medical imaging, particularly CT scans—which may account for 5 percent of all annual cancers—can significantly increase the risk of future lung, breast, and other cancers, with babies facing a tenfold heightened risk. …
The X chromosome factor: Is brain aging linked to mom?
A study in mice found that brain cells age more quickly when they rely solely on the X chromosome inherited from the mother, rather than the one inherited from the father. …
Extended Paxlovid may help some people with long COVID
A series of 13 cases involving individuals with Long COVID suggests that an extended course of Paxlovid may benefit some patients. …
Engineered immune cells may be able to tame inflammation
Immune cells that are designed to soothe inflammation could improve treatment for organ transplants, type 1 diabetes and other autoimmune conditions. …
How doxycycline for STI prevention affects the gut microbiome
Researchers used metagenomic sequencing to study the effects of doxycycline post-exposure prophylaxis (Doxy-PEP) for sexually transmitted infections (STIs) on the gut microbiome and antibiotic resistance. …
New drug holds promise to turn back the clock on multiple sclerosis
Ten years of work, along with a little help from the green mamba snake, have resulted in a promising new drug for multiple sclerosis that is already being tested in clinical trials. …
End of content
End of content