Study: Arctic seafloor methane releases double previous estimates Storm activity hastens release of greenhouse gas into the atmosphere The seafloor off the coast of Northern Siberia is releasing more than twice the amount of methane as previously ...

Risk of HIV treatment failure present even in those with low viral load Study proposes new benchmarks for clinical treatment of HIV People with human immunodeficiency virus (HIV) run a higher risk of virologic failure than previously thought, even ...

MR spectroscopy shows differences in brains of preterm infants CHICAGO – Premature birth appears to trigger developmental processes in the white matter of the brain that could put children at higher risk of problems later in life, according to a study ...

New tool developed for profiling critical regulatory structures of RNA molecules A molecular technique that will help the scientific community to analyze -- on a scale previously impossible -- molecules that play a critical role in regulating gene expression has been ...

Your first hug: How the early embryo changes shape In research published today in Nature Cell Biology, scientists from the EMBL Australia research team based at Monash University's Australian Regenerative Medicine Institute (ARMI) have revealed new ...

Pill-popping galaxy hooked on gas Our Galaxy may have been swallowing "pills" — clouds of gas with a magnetic wrapper — to keep making stars for the past eight billion years. That's the conclusion of CSIRO astronomer Dr Alex Hill, lead author of a study of the Smith Cloud, ...

Black hole jets pack a powerful punch High-speed 'jets' spat out by black holes pack a lot of power because they contain heavy atoms, astronomers have found. Black-hole jets recycle matter and energy into space and can affect when and where a galaxy forms stars. "Jets ...

The mushrooms, my friend, are blowing in the wind... Research at the APS Division of Fluid Dynamics Meeting in Pittsburgh shows how the mushroom spews its spores WASHINGTON D.C. Nov. 25, 2013 -- Plants use a variety of methods to spread their seeds, including ...

JCI early table of contents for Nov. 25, 2013 Predicting nasopharyngeal carcinoma patient response to radiation therapy Nasopharyngeal carcinoma (NPC) affects cells lining the nasopharynx. The majority of NPC cases can be cured by radiation therapy, ...

Predicting nasopharyngeal carcinoma patient response to radiation therapy Nasopharyngeal carcinoma (NPC) affects cells lining the nasopharynx. The majority of NPC cases can be cured by radiation therapy, however ~20% are resistant to radiation treatment. ...

Circadian clock proteins maintain neuronal cell function The circadian clock synchronizes the molecular activity of cells to their environment. The "core clock" of the circadian system is made up of a group of proteins that autonomously activate and ...

Identifying targets of autoantibodies Patients with the autoimmune disease systemic lupus erythematosus (SLE) produce autoantibodies that target can cause damage to multiple organ systems. The host factors that are targeted by autoantibodies produced ...

Balancing T cell populations Depending on the signals received, naïve T cells are able to differentiate into mature T cell populations, which play different roles in the immune system. For example, regulatory T cells (Tregs) are important for tamping ...

Identification of a genetic mutation associated with steroid-resistant nephritic syndrome Patients with nephritic syndrome exhibit an array of symptoms that are associated with loss of kidney function, including excess protein in urine, swelling, and albuminuria. ...

Insights into type 2B von Willebrand disease In response to blood vessel damage, von Willebrand factor (vWF) binds to the exposed extra cellular matrix, recruits platelets to the site of injury, and activates platelets, which promotes thrombis formation. ...

One-third of older adults admitted to ICU deemed 'frail' One-third of older adults admitted to the intensive care unit (ICU) were "frail," increasing the risk of death, illness and adverse events, according to a new study in CMAJ (Canadian ...

Embolization procedure aids in weight loss CHICAGO – A new study reports that individuals who underwent embolization of the left gastric artery for gastrointestinal bleeding experienced a 7.9 percent decrease in body weight three months after the ...

Killer cocktail fights brain cancer A novel immune-boosting drug combination eradicates brain cancer in mice, according to a study in The Journal of Experimental Medicine. Glioblastoma is the most aggressive form of brain cancer, and current treatments ...

Got the sniffles? Migraines spike with allergies and hay fever, researchers find CINCINNATI— People with migraine who also battle allergies and hay fever (rhinitis) endure a more severe form of headaches than their peers who struggle with ...

Controlling our circadian rhythms Most people have experienced the effects of circadian-rhythm disruption, after traveling across time zones or adjusting to a new schedule. To have any hope of modulating our biological "clocks," to combat jet lag or ...

Breaking the brain clock predisposes nerve cells to neurodegeneration Findings point to possible ways to fight some age-related diseases PHILADELPHIA - As we age, our body rhythms lose time before they finally stop. Breaking the ...

Dysfunctional mitochondria may underlie resistance to radiation therapy New role discovered for gene The resistance of some cancers to the cell-killing effects of radiation therapy may be due to abnormalities in the mitochondria – the cellular structures responsible ...

Archaeological discoveries confirm early date of Buddha's life Evidence found at world's earliest Buddhist shrine in Nepal WASHINGTON—Archaeologists working in Nepal have uncovered evidence of a structure at the birthplace of the Buddha dating to the sixth century B.C. ...

Study shows marijuana's potential for treating autoimmune disorders Research shows how MicroRNA affected by THC A new study from researchers at the University of South Carolina provides evidence that THC (tetrahydrocannabinol), a principal ingredient ...

Offshore pockmarks, Wax Lake Delta, Cabo de Gata, the Siberian Traps: Geology covers the world New Geology articles posted online ahead of print 22 Nov. 2013 Boulder, Colo., USA – Locations studied for this month's posting of Geology articles include New Zealand's ...