Neuroscience
- Neuroscience
Living brain tissue experiments raise new kinds of ethical questions
An ethicist describes the quandaries raised by working with tissue involved in human awareness.
- Neuroscience
Brain cells called microglia eat away mice’s memories
Immune cells that eliminate connections between nerve cells may be one way that the brain forgets.
- Neuroscience
Injecting nanoparticles in the blood curbed brain swelling in mice
Nanoparticles divert inflammation-causing cells away from the brain after a head injury, a mouse study shows.
- Neuroscience
Psilocybin may help cancer patients with depression and anxiety for years
A study hints that a hallucinogen found in magic mushrooms could reshape how people cope with hard diagnoses over the long term.
- Health & Medicine
How one woman became the exception to her family’s Alzheimer’s history
A single mutation in a woman who evaded Alzheimer’s may point to new ways to treat the disease.
- Neuroscience
A parasite that makes mice unafraid of cats may quash other fears too
The parasite Toxoplasma gondii can mess with all sorts of mice behaviors and make the rodents fearless in many situations.
- Neuroscience
Mice watching film noir show the surprising complexity of vision cells
Only about 10 percent of mice’s vision cells behaved as researchers expected they would, a study finds.
- Health & Medicine
A once-scrapped Alzheimer’s drug may work after all, new analyses suggest
An antibody that targets Alzheimer’s sticky protein amyloid showed promise in slowing mental decline, according to the company that’s developing it.
- Neuroscience
Is taking birth control as a teen linked to depression? It’s complicated
As researchers sift through conflicting data, no clear answers emerge on whether birth control during teenage years can cause depression later.
- Health & Medicine
A dose of ketamine could lessen the lure of alcohol
Ketamine may weaken wobbly memories of drinking, a trick that might ultimately be useful for treating alcohol addiction.
- Health & Medicine
A protein helps disease-causing immune cells invade MS patients’ brains
Blocking the protein may hinder B cells invading the brain in multiple sclerosis, a study in mice and ‘stand-in’ human brain barriers finds.
- Neuroscience
Some people with half a brain have extra strong neural connections
Brain scans of six people who had half their brains removed as epileptic children show signs of compensation.
