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NASA, NOAA satellites help confirm Tropical Storm Fausto as a remnant low

NASA, NOAA satellites help confirm Tropical Storm Fausto as a remnant low
2014-07-09
NOAA's GOES-West and NASA-JAXA's Global Precipitation Measurement or GPM mission satellite helped forecasters at the National Hurricane Center determine that what was once Tropical Storm Fausto is now a remnant area of low pressure in the Eastern Pacific Ocean. Forecaster Beven at the National Hurricane Center (NHC) noted that "satellite imagery, overnight scatterometer data, and a recent GPM satellite microwave overpass indicate that Fausto has degenerated to a trough of low pressure." On July 9 at 1500 UTC (11 a.m. EDT) Fausto's circulation was no longer apparent ...

Study identifies novel genomic changes in the most common type of lung cancer

2014-07-09
Researchers from The Cancer Genome Atlas (TCGA) Research Network have identified novel mutations in a well-known cancer-causing pathway in lung adenocarcinoma, the most common subtype of lung cancer. Knowledge of these genomic changes may expand the number of possible therapeutic targets for this disease and potentially identify a greater number of patients with treatable mutations because many potent cancer drugs that target these mutations already exist. TCGA is jointly funded and managed by the National Cancer Institute (NCI) and the National Human Genome Research ...

Study cracks how the brain processes emotions

Study cracks how the brain processes emotions
2014-07-09
ITHACA, N.Y. – Although feelings are personal and subjective, the human brain turns them into a standard code that objectively represents emotions across different senses, situations and even people, reports a new study by Cornell University neuroscientist Adam Anderson. "We discovered that fine-grained patterns of neural activity within the orbitofrontal cortex, an area of the brain associated with emotional processing, act as a neural code which captures an individual's subjective feeling," says Anderson, associate professor of human development in Cornell's College ...

Bacteria hijack plentiful iron supply source to flourish

2014-07-09
In an era of increasing concern about the prevalence of antibiotic-resistant illness, Case Western Reserve researchers have identified a promising new pathway to disabling disease: blocking bacteria's access to iron in the body. The scientists showed how bacterial siderophore, a small molecule, captures iron from two abundant supply sources to fan bacterial growth — as well as how the body launches a chemical counterassault against this infection process. Their findings appear in a recent edition of The Journal of Experimental Medicine. "Bacterial siderophore will be ...

Climate change provides good growing conditions for charcoal rot in soybeans

Climate change provides good growing conditions for charcoal rot in soybeans
2014-07-09
URBANA, Ill. – With over 100 diseases that can attack soybean crops, why would charcoal rot rise to the top of the most wanted list? University of Illinois scientists cite the earth's changing climate as one reason that more research is needed on the fungus that causes charcoal rot. Fungi may often be associated with cool, damp growing conditions but Macrophomina phaseolina, the fungus that causes charcoal rot, prefers hot and dry drought conditions. "As the climate continues to change and we see more extremes in the weather, including hotter, drier summers, this fungus ...

Biologists link sexual selection and placenta formation

Biologists link sexual selection and placenta formation
2014-07-09
RIVERSIDE, Calif. — Sexual selection refers to species' selection for traits that are attractive to the opposite sex. This special type of natural selection enhances opportunities to mate, the tail of male peacocks being an iconic example. Biologists at the University of California, Riverside have now found that sexual selection and "placentation" — the formation of a placenta — are linked. Describing the life histories of more than 150 species of fish in the family Poeciliidae, the researchers found that species with placentas tend to have males that do not have bright ...

USF study: Amphibians can acquire resistance to deadly fungus

USF study: Amphibians can acquire resistance to deadly fungus
2014-07-09
Tampa, Fla. (July 9, 2014) – Emerging fungal pathogens pose a greater threat to biodiversity than any other parasitic group, causing population declines of amphibians, bats, corals, bees and snakes. New research from the University of South Florida published in the prestigious journal Nature reveals that amphibians can acquire behavioral or immunological resistance to a deadly chytrid fungus implicated in global amphibian population declines. "Acquired resistance is important because it is the basis of vaccination campaigns based on 'herd immunity', where immunization ...

Fox Chase researchers recommend updating the staging criteria for breast cancer diagnoses

2014-07-09
New findings from Fox Chase Cancer Center paint a relatively optimistic picture of women's chances of surviving a subset of breast cancers that have spread to the chest wall or skin, but not beyond. Tumors that grow into the skin, regardless of size and whether they have involved lymph nodes, are automatically classified as stage III – and called "locally advanced" tumors, suggesting that they are a relatively serious form of cancer, often with poor survival. Locally advanced breast cancers of this and other types account for five to ten percent of new breast cancer ...

MyChart use skyrocketing among cancer patients, UT Southwestern study finds

MyChart use skyrocketing among cancer patients, UT Southwestern study finds
2014-07-09
DALLAS – July 9, 2014 – There has been a sharp increase in the number of cancer patients at UT Southwestern Medical Center using MyChart, the online, interactive service that allows patients to view laboratory and radiology results, communicate with their healthcare providers, schedule appointments, and renew prescriptions. Over a six-year period, the number of patients actively using MyChart each year increased five-fold, while the number of total logins each year increased more than 10-fold, according to a study by Dr. David Gerber, Associate Professor of Internal Medicine, ...

New study finds that Adélie penguin population is on the rise

New study finds that Adélie penguin population is on the rise
2014-07-09
A first-ever global census of Adélie penguins shows that the population is 3.79 million breeding pairs or 53 percent larger than previously estimated. Adélie penguins have long been considered a key indicator species to monitor and understand the effects of climate change and fishing in the Southern Ocean. By using high-resolution satellite imagery, researchers from Stony Brook University and University of Minnesota have applied a new method that permits regular monitoring of Adélie penguins across their entire breeding range, and by extension the health of the Southern ...

Researchers declassify dinosaurs as being the great-great-grandparents of birds

Researchers declassify dinosaurs as being the great-great-grandparents of birds
2014-07-09
The re-examination of a sparrow-sized fossil from China challenges the commonly held belief that birds evolved from ground-dwelling theropod dinosaurs that gained the ability to fly. The birdlike fossil is actually not a dinosaur, as previously thought, but much rather the remains of a tiny tree-climbing animal that could glide, say American researchers Stephen Czerkas of the Dinosaur Museum in Blanding, Utah, and Alan Feduccia of the University of North Carolina. The study appears in Springer's Journal of Ornithology. The fossil of the Scansoriopteryx (which means "climbing ...

Figuring out methane's role in the climate puzzle

2014-07-09
The U.S. may be on the verge of an economy driven by methane, the primary component of natural gas, which burns cleaner than coal and is undergoing a production boom. It has poised the country as a top fuel producer globally, but recent research is casting serious doubts over just how climate-friendly it is, according to an article in Chemical & Engineering News (C&EN), the weekly news magazine of the American Chemical Society. In the article, Jeff Johnson, a senior correspondent at C&EN, explains that when burned as a fuel to produce electricity, methane emits about ...

Investigators from Montefiore and Einstein to present data at 2014 Alzheimer's Association International Conference

2014-07-09
NEW YORK (July 8, 2014) – Researchers from Montefiore Medical Center and the Albert Einstein College of Medicine of Yeshiva University will present new findings at the Alzheimer's Association International Conference (AAIC) being held July 12 – July 17 in Copenhagen, Denmark. Data from the four abstracts will focus on triggers that could prompt transition from cognitive normality to mild cognitive impairment and dementia. The research is part of the Einstein Aging Study, established in 1980 to examine healthy brain aging as well as the special challenges of Alzheimer's ...

Study predicts ranavirus as potential new culprit in amphibian extinctions

Study predicts ranavirus as potential new culprit in amphibian extinctions
2014-07-09
KNOXVILLE—Amphibian declines and extinctions around the world have been linked to an emerging fungal disease called chytridiomycosis, but new research from the National Institute for Mathematical and Biological Synthesis (NIMBioS) shows that another pathogen, ranavirus, may also contribute. In a series of mathematical models, researchers showed that ranavirus, which causes severe hemorrhage of internal organs in frogs, could cause extinction of isolated populations of wood frogs if they are exposed to the virus every few years, a scenario that has been documented in ...

Study of dermatology on YouTube shows new ways science reaches public

Study of dermatology on YouTube shows new ways science reaches public
2014-07-09
p>YouTube is for more than watching World Cup highlights, Brian Williams refreshing old school rap classics, and videos of skateboarders landing in unfortunate positions on railings. A University of Colorado Cancer Center study published in the Dermatology Online Journal shows that YouTube also allows researchers, journals, and health advocates to connect directly with the public on topics of skin cancer and prevention. "No matter what field you're in, social media is the future of how we communicate around the world," says Chante Karimkhani, MD candidate in the lab of ...

Postcards from the photosynthetic edge

Postcards from the photosynthetic edge
2014-07-09
A crucial piece of the puzzle behind nature's ability to split the water molecule during photosynthesis that could help advance the development of artificial photosynthesis for clean, green and renewable energy has been provided by an international collaboration of scientists led by researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) and the SLAC National Accelerator Laboratory. Working at SLAC's Linac Coherent Light Source (LCLS), the world's most powerful x-ray laser, the researchers were able to take detailed "snapshots" of the four photon-step ...

Women's Medicine Collaborative examines safety of fecal transplant to treat C. difficile

2014-07-09
PROVIDENCE, R.I. – Researchers have found that fecal transplantation is effective and safe for treating C. difficile in immunocompromised patients. This is the result of a study led by Colleen Kelly, M.D., a gastroenterologist in the Center for Women's Gastrointestinal Medicine at The Women's Medicine Collaborative. The study and its findings have been published online in advance of print in the American Journal of Gastroenterology. Clostridium difficile, or C. diff, has increased to epidemic proportions over the past decade. It is an infection that is often difficult ...

Controlling contamination in open algae ponds for biofuels

Controlling contamination in open algae ponds for biofuels
2014-07-09
New Rochelle, NY, July 9, 2014—Biofuels derived from the oils produced by algae may offer a low-cost sustainable alternative to fossil fuels. To achieve this goal, optimization of cost effective strategies for large-scale algae cultivation, such as in open pond systems, is needed. Sapphire Energy has developed an innovative solution to the challenge of contamination of open pond algae cultivation systems, described in Industrial Biotechnology, a peer-reviewed journal from Mary Ann Liebert, Inc., publishers. The article is available on the Industrial Biotechnology website. ...

New technology illuminates colder objects in deep space

2014-07-09
Too cool and faint, many objects in the universe are impossible to detect with visible light. Now a Northwestern University team has refined a new technology that could make these colder objects more visible, paving the way for enhanced exploration of deep space. "High performance infrared cameras are crucial for space exploration missions," said Manijeh Razeghi, the Walter P. Murphy Professor of Electrical Engineering and Computer Science in Northwestern University's McCormick School of Engineering and Applied Science. "By studying the infrared waves emitted by cool ...

Immune function predicts infection risk among child trauma patients

2014-07-09
Researchers studying critically ill children with traumatic injuries have identified an immune marker that predicts which patients are likely to develop a hospital-acquired infection. The study, led by clinician-scientists at Nationwide Children's Hospital and published online in June in the journal Shock, is part of several larger efforts that could lead to the clinical implementation of quick-turnaround immune function tests and treatments to prevent or reverse immune system damage following critical illness or injury in pediatric patients. Hospital-acquired, or nosocomial, ...

BU researchers relate arrests with HIV risk environment

2014-07-09
Boston—Practices used in policing injection drug users in Russia might contribute to HIV transmission and overdose mortality. A study, conducted by researchers from Boston University Schools of Medicine and Public Health, in collaboration with St. Petersburg Pavlov State University, sought to discover the effect police arrests had on the health outcomes of a cohort of HIV-positive people with lifetime of injection drug use. Those who were arrested by police were more likely to share needles—increasing HIV transmission—and to overdose, according to the study published ...

Miriam Hospital study examines effect of depressed mood on pulmonary rehab completion

2014-07-09
PROVIDENCE, R.I. -- Researchers from The Miriam Hospital have found that people with Chronic obstructive pulmonary disease (COPD) who are also depressed have difficulty sticking to a pulmonary rehabilitation program. This appears to be particularly true for women, and screening and brief treatment of depression should be considered as part of treatment. The study and its findings are published in print in Respiratory Medicine. Chronic obstructive pulmonary disease is a common and often disabling inflammatory lung disease characterized by a progressive airway obstruction ...

Bee foraging chronically impaired by pesticide exposure: Study

Bee foraging chronically impaired by pesticide exposure: Study
2014-07-09
A study co-authored by a University of Guelph scientist that involved fitting bumblebees with tiny radio frequency tags shows long-term exposure to a neonicotinoid pesticide hampers bees' ability to forage for pollen. The research by Nigel Raine, a professor in Guelph's School of Environmental Sciences, and Richard Gill of Imperial College London was published July 9 in the British Ecological Society's journal Functional Ecology. The study shows how long-term pesticide exposure affects individual bees' day-to-day behaviour, including pollen collection and which flowers ...

Adults with special needs see gains, challenges with long term oral care

2014-07-09
BOSTON (July 9, 2014) — A retrospective study conducted by researchers at Tufts University School of Dental Medicine and colleagues reports that among adults with intellectual and developmental disabilities, the likelihood of having cavities decreased as the number of years receiving dental care increased. The findings, published in the July/August issue of Special Care in Dentistry, may help improve interventions designed to address the oral health of individuals in this population. The researchers reviewed the dental records of 107 patients at one of the eight clinics ...

Most prescription labels fail to meet guidelines, risking dosage errors

2014-07-09
Small print and poor printing on prescription labels handed out by pharmacists may be misread and may lead to errors in taking medication, according to new research by the University of Waterloo and CNIB (Canadian National Institute for the Blind). The study, published recently in the Canadian Pharmacists Journal, found that labels on prescription medications dispensed by pharmacies do not consistently follow professionally recommended guidelines for legibility. By simply following recommended guidelines for font size, use of bolding, justification, sentence case and ...
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