Tag: "than" at biology news

Supercomputer Dedicated To Bioengineering, Computational Biology Installed

...ew cluster, which was purchased from Dell for less than $180,000 per Teraflops (trillion floating point op...ployment of clusters. It currently is used in more than 500 supercomputing clusters worldwide and supports the 64-bit processors in the new cluster. In addi...

Effective Cancer Treatments Follow The Clock

...ter when they received treatment in late afternoon than those whose treatments were initiated early in the...ce showed more resistance to the drug at all times than did normal mice. The researchers then tested whether this effect might be due to differences in the...

Genetically modified rice in China benefits farmers' health, study finds

...tions of the severity of pest infestations, rather than on any prescribed dosages of pesticide. The 2002 ...ally modified rice strains applied pesticides less than once per season, while farmers growing conventional rice varieties applied pesticides 3.7 times per ...

Use of Insecticides Linked to Lasting Neurological Problems for Farmers

...cal symptoms. Those who reported experiencing more than 10 symptoms during the year prior to completing a ...insecticides ?that is, they used insecticides more than 500 days in their lifetime. Nearly 800 of these farmers reported more than 10 neurological symptoms ...

Pathogen-Mimicking Vaccine As Strategy For Cancer Therapy

...rial. Responses were one order of magnitude higher than those observed in eight patients who received the ...p effective cancer vaccines in a much shorter time than the conventional approach of trying variables sequentially." The CVC has clinical research sites in ...

Vampire bats keep out of trouble by running

...y strong -- the bats run more like a small gorilla than a comparable four-legged creature like a mouse. Th...he hoof of an animal that weighs 14,000 times more than you do, it's dangerous." Also, there are and always have been a variety of predators in the Western ...

Yale researchers identify molecule for detecting parasitic infection in humans

...infections are less prominent in the United States than bacterial and viral infections, the global impact of parasitic infections on health is tremendous. "Insight obtained from these studies should lead to development of novel strategies to combat these infections," he said. "In particular, an understand...

Multiple Campylobacter Genomes Sequenced

...n learn much more about what makes a bacteria tick than they can learn from a single sequence. Derrick Fouts and his colleagues have taken this comparative approach with Campylobacter. Infection with a Campylobacter species is one of the most common causes of human bacterial gastroenteritis. In the US, 1...

Molecular Motors Cooperate In Moving Cellular Cargo, Study Shows

...perate in a delicate choreography of steps, rather than engaging in the brute-force tug of war many scient...ultiple motors can work in concert, producing more than 10 times the speed of individual motors measured outside the cell." Dynein and kinesin are biomolec...

US life expectancy about to decline, researchers say

...ay sound trivial to some, but in fact it's greater than the negative effect of all accidental mortality, s...dren today may live less healthy and shorter lives than their parents. "In addition to the enormous economic costs of obesity, the personal toll is incalcu...

Potential treatments for neurofibromatosis

...en though the responsible gene was identified more than a decade ago. Currently little can be done to treat a disease that affects more people than cystic fibrosis, hereditary muscular dystrophy, Huntington's disease and Tay Sachs combined. Now, h...

How the environment could be damaging men's reproductive health

...k, Lithuania and Finland[2] suggests that a higher than expected prevalence of cryptorchidism (undescended...sm at birth in Lithuania was 5.7%, which was lower than in Denmark (9%), but higher than Finland (2.4%). These figures are not consistent with the data on s...

Cricket's finicky mating behavior boosts biodiversity

...at the rate of 4.17 every 1 million years, or more than 10 times faster than the average speciation rate for invertebrates. This rapid evolution is contributing to an "explosion...

Surprising findings reported about iron overload

...e more likely to report a history of liver disease than participants without HFE mutations. "Our findings... found that primary care physicians provided fewer than 70 percent correct responses about screening at-risk populations for hemochromatosis, iron overload,...

Variation in women's X chromosomes may explain differences among individuals, between sexes

...ed the research. In the same issue of Nature, more than 250 researchers including Willard and Carrel, repo...olutionary time, leaving the chromosome with fewer than 100 functional genes. In contrast, the X chromosome -- present in at least one copy in both sexes --...

Use of PET can reduce, may eliminate more strenuous drug development trials with animals

...ate animal imaging labs in the world and that more than 200 may do small animal PET routinely. Through small animal imaging research, Welch and his researchers gained more of an understanding about titanium anti-cancer drugs and new techniques for PET imaging with 45Ti, which they found to have excellent...

Drug-resistant bacteria on poultry products differ by brand

...ction were no more likely to contain Campylobacter than those that do. In fact, the only brand with a sign...e observing are lingering resistant strains rather than the result of continued drug use, then one has to conclude that fluoroquinolone use in poultry produ...

Hirsute Or Hairless? Two Proteins May Spell The Difference

...n the wild—its winter coat consists of little more than a ridge of fur down the midback and tail—and needs... resemble certain types of skin cancer progression than skin development, a mechanistic understanding of hair follicle development promises to shed light on...

Programmable cells: Engineer turns bacteria into living computers

...at are more commonly associated with silicon chips than biological organisms. The new paper applies similar techniques to a large population of cells. "Here we're showing an integrated package where the cells have an ability to send messages and other cells have the ability to act on these messages," sai...

Gene Signatures Predict Interferon Response For Multiple Sclerosis Patients

...e may stem from downstream signaling events rather than from problems with drug metabolism. But the authors caution that the mechanisms connecting these genetic signatures to specific outcomes—and the mechanisms that produce a positive interferon response—have yet to be established. For now, these pattern...

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