Fungus knocks a frog down but not out, raising questions about amphibian declines
... steady rate of infection from year to year, but a higher rate of infection in samples taken during the cooler seasons, leading the researchers to speculate that temperature may be a factor affecting the virulence of the fungus and/or the ability of the frogs to survive it. While the Gastric Broo...HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
...bulb, odor signals are relayed to both the brain's higher cortex, which handles conscious thought processes, and to the limbic system, which generates emotional feelings. Each olfactory neuron in the epithelium is topped by at least 10 hair-like cilia that protrude into a thin bath of mucus at the cell sur...New Stanford center probes nanoscale material
...tips, which among other advantages allows for much higher spatial resolution in imaging. He will collaborate with other CPN researchers to adapt this technique for a variety of measurements. Kyeongjae Cho and Adrian Lew, multi-scale modeling experts from the Mechanical Engineering Department, will help othe...Good news: As you age, leg blood vessels adapt so you can still exercise without fainting
...ported. In other words, older adults may require a higher level of vascular "restraint" to preserve systemic blood pressure during exercise, Proctor said. "We expected the blood vessels in the older men to constrict less (relative to younger men) during cold stimulation, based on previous ...New biosensor rapidly detects deadly foodborne pathogen
...aminated foods like deli meats or cheese, leads to higher rates of hospitalization and mortality than any other foodborne illness, said Tao Geng, research associate in the department of food science and the sensor's co-developer. "The mortality rate for people with listeriosis is very high, and for this ...September/October 2004 Annals of Family Medicine tip sheet
...o have not finished high school have a 2.4 percent higher risk of dying of coronary heart disease (CHD) than... use of low education level to identify persons at higher risk of CHD, who are not otherwise identifiable under current guidelines, may facilitate progress to...Low dose radiation evades cancer cells' protective 'radar'
...d low-dose radiation, while 65 percent remained in higher doses. In the low-dose group, ATM activation was reduced by 40 to 50 percent. The researchers proved ATM inactivation was the culprit since low-dose irradiated cells fared better after ATM was reactivated with chloroqine, best known as a treatment fo...Brain circuit may permit scientists to eavesdrop on memory formation
...e brain to another region that governs the brain's higher functions. The studies open the way for eavesdropp...ation, and the neocortex, which is associated with higher brain functions. "There are two key findings required to understand the present work," said Schuman....After flu exposure, mild exercise protects mature mice from dying
...ice that had exercised had significantly (p=0.008) higher survival rates (18 of 22) versus HCC of the same a...1- to 16-week-old mice didn't show a significantly higher survival rate. When all EX mice (47) were compared with all HCC mice (48), EX had twice the survival...The PSA bounce Does it have clinical significance?
...ore modern radiation therapy techniques, including higher doses, to confirm these findings," Horwitz concluded....ASPB opposes ban of GE crops in Butte County Ballot Measure D
...ically engineered rice, known as Golden Rice, with higher levels of beta carotene will address Vitamin A deficiencies in the diets of people in much of the developing world. This enhanced Golden Rice promises to prevent millions of cases of blindness among children of poor nations and help avert many child...Botulism bug says no to nitric oxide, provides key to molecule's role in human cell signaling
...life form into a beneficial signaling molecule in higher animals. It also offers an explanation for how the decades-old practice of treating meat with sodium nitrite prevents life-threatening food poisoning known as botulism. Discovering how botulism-causing Clostridium botulinum detects nitric oxide (...Is more better: Counting birds may only tell part of the story
...erall, "birds are usually able to aggregate in the higher quality breeding locations, regardless of the type of bird or habitat," say the authors. "Avian habitat evaluations: should counting birds count?" appears in the October issue of Frontiers in Ecology and the Environment. ...New Jersey Institute of Technology professor to develop supersized virtual library
...dents in grade and secondary schools as well as in higher education. In addition to extra links, the system will improve upon Google's style of information delivery, said Bieber. Just type a topic into a library's designated search engine. A few seconds later a list of resources grouped by sub-topics ...Environmental exposures before and after birth can harm children's lungs
... experienced more difficulty breathing, as well as higher incidences of asthma symptoms, at 24 months of age. Although the researchers found increased respiratory symptoms at 12 and 24 months, they did not find a relationship between PAHs, ETS, and respiratory symptoms when the children were 6 months old. ...Acoustics meeting in San Diego
...ve their products, enabling athletes to reach new, higher levels of performance. It also can dispel longsta...nger duration, shorter silences between words, and higher pitch. Sadness is distinguished from other emotions with its lower acoustic energy and longer silen...Estrogen protects male rats from aortic aneurysms
...rom male rats were shown to be responsible for the higher levels of the MMP-9 enzyme. In a second group of experiments, U-M scientists surgically transplanted aortas from male to male rats, from female to male, and from female to female. After the rats were treated with elastase to stimulate aneurysm format...UNC scientists identify sticky protein in sickle cell red blood cells
...walls. Reticulocytes are found at considerably higher levels in the blood of sickle cell patients than healthy patients, and so the likelihood of sticky patches or blockages forming on a blood vessel wall is greatly increased.The blockages lead to problems including strokes, pneumonia, recurring infecti...Health, food, new technologies featured during ACS meeting Oct. 17-20 in Peoria, Ill.
...a healthier alternative than corn syrup due to its higher level of antioxidants, compounds which are believe...ey say. Dark honey is generally thought to contain higher levels of antioxidants than the lighter varieties, according to the scientists. ( AGFD/AOCS 247 , Tu......r Education And Research Network (LEARN) for Texas higher education institutions, and to construct the Texas...nal Lambda Rail." "The collaboration between the higher education institutions in Houston and around the state has been phenomenal," said Chuck Shomper, chi...