Tag: "more" at biology news
A 'private bandwidth' for communication in bats: Evidence from insular horseshoe bats
...how divergence in call frequency, spacing them out more
than their conspecifics living in peninsular Italy (i.e. on the mainland). Why" The reason may be the presence of a third species, the Mehelys horseshoe bat (Rhinolophus mehelyi), practically absent on the mainland but abundant in Sardinia. This bat ...
American Chemical Society's Weekly PressPac -- Aug. 8, 2007
...at the Boston Convention and Exhibition Center and more
than a dozen hotels across the city. More than 15,...attend this scientific extravaganza. There will be more
than 9,500 presentations on new discoveries in chemistry, health, medicine, energy, environment, foo...
Study begins to reveal clues to the cause and progression of sepsis
...lammatory response after sepsis and those that act more
broadly on multiple components may yield better re...learer picture of sepsisand shows us that its even more
complicated than we thought. The researchers plan to release several other reports from the GenIMS...
Multinational research: protecting ecology means understanding people, too
...t also said the interior department also will lose more
than 60 percent of its program managers, the forest service will lose more
than 80 percent of its entomologists and 49 percent of its foresters, and the EPA will lose 45 perce...
Climate change isolates Rocky Mountain butterflies
...pulation sizes decrease and the populations become more
isolated," Roland said. "The gene pool of this species is getting more
fragmented, and gene flow is reduced, which means these populations are more
Beyond batteries: Storing power in a sheet of paper
...Sciences. The semblance to paper is no accident: more
than 90 percent of the device is made up of cellulose, the same plant cells used in newsprint, loose leaf, lunch bags, and nearly every other type of paper. Rensselaer researchers infused this paper with aligned carbon nanotubes, which give the dev...
New study warns limited carbon market puts 20 percent of tropical forest at risk
... tropical forest, as well as those that still have more
than half their forest cover but face current high...deforestation. In contrast, 11 HFLD countries with more
than half their original forest intact and low rates of current deforestation would receive no credi...
Clones on task serve greater good, evolutionary study shows
...s occur. One plant in the A family might get a few more
minutes of sunshine a day, another might get more
water, but they pretty much grow up to be just like their parent.The identical offspring of Plant B ...
Unravelling new complexity in the genome
...behind the genetic differences between simpler and more
complex life forms. Increased functional and ce...xpression (referred to as alternative splicing) is more
highly regulated in a cell and tissue-specific manner than previously appreciated and much of this a...
Diverse genetic abnormalities lead to NF-κB activation in multiple myeloma
Two new studies may lead to the development of more
effective therapies for individuals with multiple myeloma (MM), a common and incurable blood cell cancer. The research, published by Cell Press in the August issue of the journal Cancer Cell, provides new insight into the molecular mechanisms that un...
Pollution causes 40 percent of deaths worldwide, study finds
...am of Cornell graduate students examined data from more
than 120 published papers on the effects of popula...s each year but also makes millions of people much more
susceptible to such killers as acute respiratory infections, malaria and a host of other life-threat...
Which came first, the moth or the cactus?
...r this relationship; as moth populations increase, more
flowers are destroyed, fewer new cacti appear, and...ment in southern Arizona. But his primary site for more
than a decade is a desolate, 30-acre patch of desert straddling three ranches near Bahia de Kino on ...
Newly created cancer stem cells could aid breast cancer research
...and behave like those seen in many patients. In more
than 90 percent of human breast tumors, cancer cel...roved to be extremely powerful. When Ince injected more
than 100,000 of them into a mouse with a compromised immune system, it quickly developed massive, de...
Doernbecher Children's Hospital scientist earns coveted Javits award
...nutes. In addition, he says, children are 10 times more
likely to haveCP than cancer. "Dr. Back's groundbreaking work is increasing our knowledge of whatcauses cerebral palsy and other important neurological diseases," saidStacy Nicholson, M.D., Doernbecher Physician-in Chief and Credit Unionsfor Kids P...
Gene regulation, not just genes, is what sets humans apart
...he DNA of chimps, humans and the rhesus macaque, a more
distant primate relative that has 88 percent the s...egulatory regions of their genes for breaking down more
complex carbohydrates. It may be that parts of the human metabolism are cranked up to digest carbs d...
Risk of common vaginal infection linked to preterm birth appears higher for blacks
...rgrowth of abnormal bacteria. Among the infections more
prominent symptoms is a milky, foul-smelling disch...studies have shown that women who have BV also are more
likely to get herpes and other sexually transmitted diseases, including HIV, said Dr. Simhan, a mate...
UK scientists working to help cut ID theft
... by credit or debit card could make identity fraud more
difficult. With a range of approaches and technologies available for biometric recognition and new ones constantly in development, the field is a fast moving one. Before investing in systems, buyers need to be assured of the usability and reliabili...
High blood pressure, low energy -- a recipe for heart failure
...pressure overload asks heart muscle to manufacture more
high energy compounds, and without ERR alpha, they can't do it," explains Kelly, the Tobias and Hortense Lewin Professor and Chief of the Cardiovascular Division. "You could say that in high blood pressure conditions, the heart fails because it becom...
X-ray images help explain limits to insect body size
...nounced in the orifices leading to the legs, where more
of the space is taken up by tracheal tubes in larger species, said Alex Kaiser, biologist at Midwest...
Abnormal fat metabolism underlies heart problems in diabetic patients
...d a particular lipid-digesting enzyme that becomes more
active in diabetic heart muscle and contributes to the breakdown of cardiolipin. Recently, Gross and his colleague David Mancuso, Ph.D., member of the division, found that mice engineered to produce too much of this enzyme in their hearts developed ...
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