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Medical Xpress / Exploiting a common weakness in enzymes could lead to a single vaccine against diarrhea-causing gut pathogens

The bacteria enterotoxigenic E. coli and Shigella together cause hundreds of millions of infections each year and are among the leading causes of diarrheal death, especially in children. Decades of vaccine development efforts ...

12 hours ago
Phys.org / Bringing ancient light-sensing proteins back to life

Resurrecting dinosaurs using DNA retrieved from a mosquito trapped in amber is a great movie plot, though it's less likely to happen in the real world. However, researchers have been trying to unlock the secrets behind the ...

15 hours ago
Phys.org / Mountain lions have major ecological impact even in small preserves

Big cats have a big impact. A long-term study showed that when mountain lions began regular visits to a small suburban preserve about 45 miles (72 kilometers) south of San Francisco, they changed the behavior of many other ...

18 hours ago
Medical Xpress / Study finds ~15 percent of U.S. pregnant women report drinking in past 30 days

From 2021 to 2024, 15.2% of U.S. pregnant women reported drinking alcohol in the past 30 days, according to research published in the U.S. Centers for Disease Control and Prevention Morbidity and Mortality Weekly Report.

7 hours ago
Phys.org / Swiss lake symbiosis reveals unexpected role in nitrogen cycling

A publication led by researchers from the Max Planck Institute for Marine Microbiology in Bremen, Germany, shows that microscopic partnerships between ciliates and bacteria play a role in the nitrogen cycle of lakes. The ...

15 hours ago
Phys.org / Fungi help lock carbon into Arctic fjord sediments

Arctic fjords are among the most efficient natural systems for absorbing and storing carbon long term. However, as the Arctic is warming about four times faster than the global average, fjord ecosystems are changing rapidly. ...

15 hours ago
Phys.org / Drug-free nanoparticles stop tumor growth by transmitting biological messages to immune cells

A research team from the Technion's Wolfson Faculty of Chemical Engineering has developed an original technology for treating cancer using nanoparticles that carry no drugs at all and has demonstrated its effectiveness against ...

17 hours ago
Phys.org / Lava planet has hydrogen-rich, active atmosphere

It's 2158, and you're chugging away on your Ph.D. in planetary volcanology from the University of Utopia Planitia on Mars. Graduate students still get paid a sub-living wage, so you've been stuck eating freeze-dried ramen ...

10 hours ago
Tech Xplore / Hydroplaning risk rises with speed and shallow water but drops past 10 mm, study finds

As summer approaches, you might be planning a road trip. A recent study from the University of Georgia explores how you can stay safe while driving in the rain. Vehicles can hydroplane when water gathers on a road, causing ...

16 hours ago
Medical Xpress / Rewired metabolism helps revive exhausted immune cells and boost cancer immunity

Researchers from National Taiwan University (NTU) and National Taiwan University Hospital (NTUH) have identified a promising way to reinvigorate the body's cancer-fighting immune cells by rewiring their metabolism, revealing ...

16 hours ago
Phys.org / Thawing permafrost may trigger overlooked carbon sink in rivers

A new study published in Nature shows that rock weathering increasingly counteracts river CO2 emissions as permafrost degrades. The study was carried out by a collaborative team of researchers from Umeå University in Sweden ...

18 hours ago
Medical Xpress / Diabetes and obesity drugs may help with inflammation and repair of skin

GLP-1 receptor agonists are currently among the most widely discussed classes of drugs worldwide. They have gained popularity for their effectiveness in treating type 2 diabetes and obesity, but increasing evidence suggests ...

9 hours ago