No hallucinations? LSD relatives appear to treat depression in mice, without obvious side effects | Science

More than 50 years after the Summer of Love, psychedelics are again the rage. This time the love comes from doctors beginning to embrace psychedelics such as LSD and psilocybin to treat depression, substance abuse, and other serious mental health conditions. But because the drugs cause hallucinations, their medical use requires intensive monitoring by clinicians. … Read more

Heating Up Testicles With Nanoparticles Can Work as Male Contraception. Here’s How

Women have a variety of methods for contraception, but only two methods are commonly available to men: condoms and vasectomies. Both methods have their drawbacks. Condoms can break, and some men are allergic to the latex in standard condoms. Vasectomies are surgical procedures that can be painful and difficult to reverse.   So the search … Read more

mRNA technology: Vaccine biotech has helped repair broken hearts in mice

By Michael Le Page An illustration of a strand of mRNA MattLphotography / Alamy Stock Photo Immune cells in the bodies of mice have been temporarily reprogrammed to repair damaged hearts by removing scar tissue, thanks to the technology used in the mRNA coronavirus vaccines. “After you give the treatment, the scar goes away,” says … Read more

New ‘Anti-Aging’ Vaccine Has Increased Mouse Life Spans. Would It Work in Humans?

An experimental vaccine successfully eliminated aging cells from the bodies of mice, helping to prolong the rodents’ lives and reverse some signs of age-related disease. The researchers say the experiment is a step on the road to a similar vaccine for humans, but could it really work?    “I think the data was extremely strong… I think … Read more

We Just Got Closer to Understanding Why Asthma Might Protect From Brain Tumors

Neurologists in the United States think they have finally figured out why people with asthma seem to develop fewer brain tumors. The findings could one day help us develop better treatments for both conditions.   The curious connection between asthma and brain tumors first began popping up in global epidemiological research about 15 years ago, … Read more

Anti-ageing: Mice treated with a chemical from grape seed extract live 9 per cent longer and are more physically fit

A chemical derived from grape seeds selectively destroys worn-out cells in mice, allowing them to live 9 per cent longer than their untreated counterparts Health 6 December 2021 By Carissa Wong Grapes cut open to reveal their seeds Shutterstock / kholywood A chemical isolated from grape seed extract prolongs the lifespans of old mice by … Read more

Blood from athletic mice may give a brain boost to couch potato rodents | Science

Slacker mice don’t have to lift a paw to reap the brain benefits of exercise. All they need are injections of blood from their fellow rodents that have been working out, a new study reveals. The research suggests a molecule in the exercisers’ blood can replicate some perks of physical activity, including reducing the brain … Read more