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Is rheumatoid arthritis becoming milder?

Researchers in The Netherlands found a positive trend in rheumatoid arthritis disease activity over the last decade, coinciding with more aggressive treatment strategies. The study showed that patients diagnosed with RA within the last ten years had less severe disease activity and a more favorable course of their disease.

SourceWiley·JournalArthritis & Rheumatism·DateSep 2, 2005

New analytical tool helps detect cancer

Researchers at Ames Laboratory developed a method called dynamic multiple equilibrium gradients (DMEG) that enables hyperselective separation and concentration of specific analytes. This advancement allows for the detection of smallest substance traces, including estrogen-derived conjugates and DNA adducts in human fluid samples, poten...

Via Internet, Australian-based researchers perform real-time cell surgery in California

Using RoboLase, Australian scientists successfully performed sub-cellular surgery on a laser microscope system in California, demonstrating the potential for remote medical procedures. The technology enabled researchers to collaborate without traveling to a single laboratory site, paving the way for increased global scientific collabor...

SourceUniversity of California - Irvine·JournalMicroscopy Research and Technique·DateAug 1, 2005

M.D.-Ph.D. student wins Hertz fellowship

Gwen Hoben, a M.D.-Ph.D. student at Rice University, has won the highly competitive Hertz fellowship to pursue her research in tissue engineering. The award provides funding for tuition and fees, as well as a $28,000 stipend, giving her more flexibility to explore scientific questions.

Pairs of Seagliders set endurance records

Two UW ocean-diving gliders, Seagliders, have set a new record by traveling across the Pacific Ocean. They were deployed in September and traveled over 1,860 miles in 191 days. The gliders' autonomous technology allows them to collect oceanographic measurements without propellers, setting a precedent for the longest range of any autono...

Termites feed through good vibrations

Scientists have discovered that termites use vibrations to determine suitable food sources, a finding that could lead to new methods for reducing termite damage. The study also reveals the 'cocktail party effect' of signal processing, where termites can distinguish between signals from other termites and artificial signals.

SourceCSIRO Australia·JournalProceedings of the National Academy of Sciences·DateFeb 23, 2005

Emory biochemist writes lead essay describing Nobel Prize research on ubiquitin protein

Dr. Keith Wilkinson's Nobel Prize-winning research on ubiquitin has provided detailed information about cell survival and death, shedding light on the ubiquitin system's role in regulating protein turnover rates. The discoveries present opportunities to develop highly selective drugs targeting various aspects of the ubiquitin pathway.

Nevada seismology researchers develop model that estimates impact of large earthquake in Los Angeles

Researchers at the University of Nevada, Reno developed a model that estimates the impact of a large earthquake in Los Angeles by studying an earthquake in Kern County. The study found that the hanging-wall side of thrust-fault earthquakes experiences more extreme motion and damage than the footwall side.

SourceUniversity of Nevada, Reno·JournalBulletin of the Seismological Society of America·DateDec 16, 2004

Brain-scanning life's memories yields new insights

Researchers created new memories in subjects and studied their recall in the laboratory using functional magnetic resonance imaging (fMRI). They found that recalling autobiographical memories activated similar brain areas as laboratory memories, but also distinct self-referential processing regions. This study provides new insights int...

SourceDuke University·JournalJournal of Cognitive Neuroscience·DateSep 29, 2004

Muscles are smarter than you think

Researchers discovered that muscles use acidosis to maintain proper nerve signal response, avoiding fatigue. By peeling away the muscle fiber's surface membrane, the team studied the effects of acidity on force response, finding it counteracts fatigue at a critical step in excitation-contraction-coupling.

SourceLa Trobe University·JournalScience·DateAug 19, 2004