Tag: "poor" at biology news

AChemS: Cutting edge research in taste, smell, & chemical irritation

...sdom - the size of an animals olfactory brain is a poor predictor of olfactory performance. [ Read More ] Odors and Emotions: The Smell of Stress? Popular literature is rife with anecdotal accounts suggesting that an emotional event experienced in the presence of an odor can impact the perception of th...

Moffitt teams with DNAPrint(TM) to predict patient response to chemotherapy

...int TM to identify genetic variants that underlie poor patient response to various chemotherapies and als...t FDA-approved therapy for colon cancer. Given the poor prognosis associated when therapies fail to work, there is a dire need for tools capable of predicti...

Estimated one in five people worldwide lack enough zinc in diet

...health, and possibly their chances of survival, in poor countries." The publication provides a comprehensive evaluation of information on zinc metabolism, zinc requirements, risk factors for zinc deficiency, methods of assessing population zinc status, and available options for developing intervention pro...

Envisat fishes up facts behind Chilean giant squid invasion

... is the indication of the entrance of a water mass poor in oxygen that could be the reason for the losses already registered in some aquaculture sites. "We are interested in such events as part of our main project because temperature gradients are often where new phytoplankton blooms occur. But the poss...

Study reveals important new factor in cystic fibrosis lung inflammation

... or shortness of breath; an excessive appetite but poor weight gain; and greasy, bulky stools. Symptoms vary from person to person due, in part, to the more than 1,000 mutations of the CF gene. The median age of survival for a person with CF is in the early 30s. Co-author of the study was Nicos Petasis, ...

Gene chips help gauge chemotherapy's effectiveness in adult leukemia patients

...ve a much less favorable outcome. Previously, this poor prognosis of adult T-ALL patients had not been attributed to specific genetic events." Sabina Chiaretti, MD, a research fellow at Dana-Farber, is the paper's first author. Using microarray technology, investigators compared gene activity levels in pa...

Genes predict response of adult leukemia patients to chemotherapy

...ve a much less favorable outcome. Previously, this poor prognosis of adult T-ALL patients had not been attributed to specific genetic signatures," according to Jerome Ritz, M.D., of the Dana-Farber Cancer Institute, co-senior author of the study. Robin Foa, M.D., from the University "La Sapienza," also se...

Research to create lung-cancer blood tests receives $3.4M in Pennsylvania tobacco settlement funds

...al populations suffer disproportionately from both poor pregnancy outcomes and the frequency and severity of lung disease," Secretary Johnson said. "This research makes sense because it will test prevention and treatment approaches for eliminating disparities and improving outcomes in these populations, a...

Researchers find a protein that controls cell growth

... reported that low levels of p27 correlated with a poor prognosis among patients with colorectal and breast cancers, regardless of tumor size. Since then, numerous reports have extended these original findings to many other types of tumors. In more recent studies, researchers have discovered that p27 and ...

Should publicly funded research be free and available to the public?

... librarian of the British Museum, wrote, "I want a poor student to have the same means of indulging his learned curiosity, ... of consulting the same authorities, ... as the richest man in the kingdoms," is today within reach. With the Internet, we have the means to make humanity's treasury of knowledge f...

Teens and young adults the new frontier in cancer says US cancer specialist

...adults feel they are invincible and tended to give poor information, especially to doctors untrained in reading between the lines. " Some of the most advanced diseases occur in adolescents. We have older adolescents with extraordinarily large masses of the breast, testes, abdomen, pelvis and extremities t...

Using soils as filters to prevent 'crypto' from moving to the groundwater

...s in Africa where both the sanitary conditions are poor and a significant portion of the population has HIV. It is especially dangerous for people with a compromised immune system because it can lead to severe diarrhea and lethal dehydration. the most notable being a cholera epidemic in London in 1854. A ...

Capturing cell protein production in action could help fight antibiotic resistance

... a low dose of radiation, which leads to extremely poor image quality. "It's like trying to see in the dark," says Professor van Heel. "Cryo-electron microscopy uses a sample in solution which is rapidly frozen by plunging it into liquid ethane and maintaining it at the same temperature as liquid nitrogen...

Slow-moving ground water slows down water-quality improvements in Chesapeake Bay

... most of all nitrogen, are the principal cause for poor water-quality conditions in the Chesapeake Bay. The ground water moving to streams in the Bay watershed has an average age of 10 years. The relatively slow movement of ground water to streams and into the Bay will impact the "lag time" between impl...

Most clones doomed from the start, according to Temple University embryologist

...in the way of cloning success. Contributing to the poor success is the inefficiency and slow rate of reprogramming. Reprogramming is the process whereby cloned embryo genes are turned off and normal embryo genes are turned on, allowing a cloned embryo to develop normally. For some reason, most cloned embr...

University of Minnesota professors to speak at symposium on international trade

...at set trade barriers on agricultural exports from poor countries are hindering those countries' economic growth and development, according to research by a University of Minnesota professor. Applied economics professor Terry Roe will present his paper, "International Trade as a Source of Economic Growth:...

Passwords to guard entry aren't enough to protect complex data

...ess by those with authorized roles. Protection is poor for data that are complex, multipurpose, unstructured, formatted as images, or now used for roles not recognized when the data were first collected. Medical records, for instance, are nearly impossible to organize for all the roles that they serve. T...

Dinosaur fossil record compiled, analyzed

...ades both complete and congruent, while others are poor in both ways. "The whole Dinosauria fossil record I would say is moderately good, which was a surprise, because I thought it would be much worse," Heathcote said. "It generally shows a low degree of completeness but a high degree of congruence with ...

USGS February science picks

...lar bear food and bears enter the winter season in poor body condition. Scientists at the USGS Alaska Science Center are examining how sea ice quality and condition have changed and will change for the period 1985-2008. Using remote sensing and polar bear movement data, the team will establish how polar...

New evidence points to pollution as main cause of much coral reef destruction

...at Lapointe believes stemmed from such problems as poor choice of study sites. Some research teams, he says, have inadvertently studied the effects of experimentally increased nutrients in locations where nutrient levels were already so high that this would have little effect. In some cases, improper mea...

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