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The World Health Organization (WHO) estimates that 10.5% of medicines worldwide in low- and middle-income countries are substandard or are falsified (i.e., fake). These medicines and vaccines fail to prevent and treat the ...

Researchers from RCSI University of Medicine and Health Sciences have developed a novel implant that delivers tiny growth-promoting particles directly to injured nerve cells, helping them to regrow after spinal cord injury. ...

Extracting and analyzing relevant medical information from large-scale databases such as biobanks poses considerable challenges. To exploit such "big data," attempts have focused on large sampling algorithms that model individual ...

Hundreds, and possibly thousands, of juvenile Chinook salmon were found dead in the lower Yuba River after a large water pipe burst at the New Colgate Powerhouse on Friday, according to a local conservation group.

An ecosystem is not a still life. Even where everything looks stable—a woodland, a lake, the soil—the internal "bookkeeping" keeps changing: how many individuals belong to which species, and for how long. Some populations ...

Concerns that chatbot use can cause mental and physical harm have prompted policies that require AI chatbots to deliver regular or constant reminders that they are not human. In an opinion appearing in Trends in Cognitive ...

Researchers from the University of California, Los Angeles, have discovered that immune cells known as macrophages remain poised to fight repeat infections due to the persistent presence of signaling molecules left behind ...

How does our DNA store the massive amount of information needed to build a human being? And what happens when it's stored incorrectly? Jesse Dixon, MD, Ph.D., has spent years studying the way this genome is folded in 3D space—knowing ...

For more than a century, Mendelian genetics has shaped how we think about inheritance: one gene, one trait. It is a model that still echoes through textbooks—and one that is increasingly reaching its limits. In a perspective ...

As new infectious threats emerge worldwide, a key U.S. health agency is quietly stepping away from language tied to pandemic planning, a change some experts warn could leave Americans less protected when the next crisis hits.

Neuroscience rarely enjoys clean experiments. Most brain disorders are mosaics of risk genes, aging, lifestyle and chance that leave their origins obscured. Huntington's disease (HD) is different. It begins with a single ...

As cultured meat moves toward commercialization, people want to understand how it impacts health compared to conventional animal meat. So, researchers publishing in theJournal of Agricultural and Food Chemistry conducted ...