Virus grows tube to insert DNA during infection then sheds it WEST LAFAYETTE, Ind. — Researchers have discovered a tube-shaped structure that forms temporarily in a certain type of virus to deliver its DNA during the infection process and then dissolves after its ...

Nanoscale friction: High energy losses in the vicinity of charge density waves In collaboration with the University of Basel, an international team of researchers has observed a strong energy loss caused by frictional effects in the vicinity of charge density waves. ...

Climate change will endanger caribou habitat, study says Global reindeer and caribou population analysis co-authored by University of Calgary professor Reindeer, from Northern Europe or Asia, are often thought of as a domesticated animal, one that may pull Santa's ...

Silencing signals sent by parasite could aid sleeping sickness fight A new discovery by scientists could help combat the spread of sleeping sickness A new discovery by scientists could help combat the spread of sleeping sickness. Insights into how ...

Pitt study: Lung lesions of TB variable, independent whether infection is active or latent PITTSBURGH, Dec. 15, 2013 – The lung lesions in an individual infected with tuberculosis (TB) are surprisingly variable and independent ...

Pediatricians urge consumption of only pasteurized dairy products STANFORD, Calif. — Pregnant women, infants and young children should avoid raw or unpasteurized milk and milk products and only consume pasteurized products, according to a new policy ...

New report shows diagnosed diabetes, pre-diabetes, and gestational diabetes is on the rise among privately insured Americans Diabetes most common among older men and those living in the South Washington, DC—About 8.8 percent of the privately insured ...

Heavy marijuana users have abnormal brain structure and poor memory Drug abuse appears to foster brain changes that resemble schizophrenia CHICAGO --- Teens who were heavy marijuana users -- smoking it daily for about three years -- had abnormal changes in ...

Income inequality is rising, but maybe not as fast as you think Americans' perceptions of income inequality are largely over-inflated when compared with actual census data, according to new research published in Psychological Science, ...

Wake Forest Baptist researchers study alcohol addiction using optogenetics WINSTON-SALEM, N.C. – Dec. 15, 2013 – Wake Forest Baptist Medical Center researchers are gaining a better understanding of the neurochemical basis of addiction with a new technology ...

PUBLIC RELEASE DATE: 15-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Cathy Yarbrough cyarbrough@ascb.org 858-243-1814 John Fleischman jfleischman@ascb.org American Society for Cell Biology Spontaneous fusion with macrophages empowers cancer cells to spread Cancer cells fused with macrophages exhibit enhanced adhesive strength, formed tumors more rapidly than unfused cancer cells and flourished ...

PUBLIC RELEASE DATE: 15-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Cathy Yarbrough cyarbrough@ascb.org 858-243-1814 John Fleischman jfleischman@ascb.org American Society for Cell Biology Nicotine drives cell invasion that contributes to plaque formation in coronary arteries Research indicates e-cigarettes may not significantly reduce risk for heart disease Nicotine, the major addictive substance ...

PUBLIC RELEASE DATE: 15-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Cathy Yarbrough cyarbrough@ascb.org 858-243-1814 John Fleischman jfleischman@ascb.org American Society for Cell Biology High-resolution 3-D imaging draws new picture of Golgi's whereabouts during cell division Research will be presented on Sunday, Dec. 15, during ASCB annual meeting in New Orleans Resolving a fundamental question ...

PUBLIC RELEASE DATE: 15-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Cathy Yarbrough cyarbrough@ascb.org 858-243-1814 John Fleischman jfleischman@ascb.org American Society for Cell Biology Uncovering first molecular missteps that drive neurons in pathway leading to Alzheimer's disease Massive neuron death that occurs in Alzheimer's appears to be caused by raw ingredients of plaques & tangles ...

PUBLIC RELEASE DATE: 15-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Cathy Yarbrough cyarbrough@ascb.org 858-243-1814 John Fleischman jfleischman@ascb.org American Society for Cell Biology Glucose: Potential new target for combating annual seasonal influenza Reducing viruses' glucose supply weakens the microbes' ability to infect mammalian cells in lab cultures Reducing glucose metabolism dials ...

Blocking tumor-associated macrophages decreased glioblastoma's growth & extended survival in mice Rates of programmed cell death higher in mice treated with experimental drug than in untreated animals with ...

Exercise counters the physiological effects of Christmas excess Daily exercise lessens many of the harmful physiological effects of short-term overeating and inactivity, shows a new study [published 15 December] in The Journal of Physiology, which is well timed with the Christmas ...

Hong Kong study shows lower survival rates after second hip fractures Total 75 percent of second hip fractures occurred within 4 years after initial hip fracture; further studies needed to help explain excessive mortality of second ...

PUBLIC RELEASE DATE: 15-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Terry Collins tc@tca.tc 416-878-8712 United Nations University Ruediger Kuehr kuehr@unu.edu 49-228-815-0213/-0271 Head UNU-ISP SCYCLE & Executive Secretary StEP Shereen Kandil kandil.shereen@epa.gov 202-564-6433 US Environmental Protection Agency World e-waste map reveals national volumes, international flows Annual ...

Regular exercise in middle age protects against muscle weakness later in life Japanese study shows exercise in middle age is a protective factor against sarcopenia and effective in maintaining muscle strength and physical performance Hong ...

Tighten up value for money appraisals of new drugs in England, urges DTB Reject drugs where pharma fails to provide supporting evidence -- which it does in up to 40 percent of cases, it says The body that appraises the clinical and cost effectiveness of new ...

Significant minority think doctors should help 'tired of living' elderly to die if that's their wish 1 in 5 backs this choice for elderly who are not seriously ill, survey shows One in five people believes that doctors should be allowed to help the elderly who ...

CPAP therapy improves golf performance in men with sleep apnea Among the more skilled golfers, the average handicap index dropped by 31.5 percent DARIEN, IL – A new study suggests that treating obstructive sleep apnea (OSA) with continuous positive airway ...

Plaque composition, immune activation explain cardiovascular risk in HIV-infected women A Massachusetts General Hospital (MGH) research team has discovered a possible mechanism behind the elevated risk of cardiovascular disease in women infected with ...

UCSF research finds new link between obesity, early decline in kidney function Body mass index 'in and of itself' increases risk of developing chronic kidney disease, study shows A new UCSF-led study of nearly 3,000 individuals links obesity to ...