but 2 9

Tag: "but" at biology news

Boosting HIV screening can increase survival and is cost effective

... years is cost-effective by U.S. standards, in all but the lowest-risk populations. Frequent HIV screening in moderate-to-high-risk populations could produce life expectancy gains at costs that compare favorably to many commonly employed screening interventions in other chronic conditions, including brea...

Examination of internal 'wiring' of yeast, worm, and fly reveals conserved circuits

...ation pathways are conserved in the three species, but Ideker estimated that as many as 80 percent of the... has a good and necessary role in 10 interactions, but the 11th is the only one we would need to eliminate," said Ideker. "What we really want are drugs th...

Falling ants glide back to trunk to avoid dangers of forest floor

...und. "I noticed this five years before in Panama, but it was at that moment in Peru 18 months ago that I...oward the trunk. How they land is still a mystery, but evidently claws on their back legs act like grappling hooks to snag the trunk and hang on. "When th...

Unexpressed But Indispensable -- The DNA Sequences That Control Development

...s. The average sequence match is 84%: not perfect, but much higher than for coding regions shared by huma...also occurred in rodents, chickens, and zebrafish, but not in the nematode, fruitfly, or even the sea squirt, a primitive non-vertebrate chordate. CNEs ar...

Love at first smell

...rtant when choosing a partner, not only for humans but also fish. To fight disease, the body's Major Histocompatibility Complex (MHC) molecules identify a disease as a foreign invader. Different MHC molecules fight different diseases, so it's important to have a mix of MHC types. Females use smell to ide...

Affymetrix and the Karolinska Institutet Announce Translational Medicine Strategic Alliance

...ly for Affymetrix from those projected, including, but not limited to risks of the Company's ability to achieve and sustain higher levels of revenue, higher gross margins, reduced operating expenses, uncertainties relating to technological approaches, manufacturing, product development, market acceptance...

Carnegie Mellon scientists develop tool that uses MRI to visualize gene expression in living animals

...ion-defective adenovirus that readily enters cells but doesn't reproduce itself. Ahrens injected the vector carrying the MRI reporter gene into brains of living mice and imaged the MRI reporter expression periodically for over a month in the same cohort of animals. The research showed no overt toxicity i...

Family trees of ancient bacteria reveal evolutionary moves

...ical events for transitions that triggered change, but I'm arguing that a lot of these things could be evolutionary." Blank presented her research at the 2004 annual meeting of the Geological Society of America, held, Nov. 7-10 in Denver. Blank's finding that Cyanobacteria emerged first in fresh water l...

Measuring the impact of post-genomics on Mediterranean populations

... genomics on human health in developing countries, but also identified the ethical, social and legal issues (including intellectual property rights, IPR) underpinning this important scientific development. Samir Brahmachari of India’s Institute of Genomics and Integrative Biology (IGIB), kicked off day o...

Gene therapy for Parkinson's disease moves forward in animals

... nigra. That's been shown before in rodent models, but it's encouraging to see data that it works in high..."Levodopa generally works great for several years, but then it actually starts creating movement problems," Mandel said. "Our idea is that instead of takin...

FDA Approves New Drug to Treat Type I and Type II Diabetes

...hey are already using their insulin as prescribed, but still need better blood sugar control; will follow...tate. Side effects associated with Symlin include but are not limited to nausea, vomiting, abdominal pain, headache, fatigue and dizziness. Symlin has no...

Scientists find fossil proof of Egypt's ancient climate

...d in the Sahara throughout the last million years, but their duration, intensity, and frequency remain so...study is a minuscule 0.7 of a millimeter per year, but there is evidence that the rainfall amounts in the region have gotten up to as much as 600 millimete...

Rush Physicians Using Gene Therapy For Heart Patients With Moderate To Severe Chest Pains Who Do Not Benefit From Other Treatments

...y study trial must have moderate to severe angina, but cannot also be candidates for treatment using angi...atients receive medications to increase blood flow but nearly 500,000 angioplasties and coronary bypass procedures are performed each year in those patient...

How an AIDS-Related Cancer Unleashes Inflammation

...sin B, which was discovered in Ganem's laboratory, but whose function remained unknown. "The sequence of ...believed that it had no enzymatic function itself, but acted by binding to or activating other proteins," he said. Thus, the researchers conducted experim...

Sequencing of marine bacterium will help study of cell communication

...er GC content than other sequenced Vibrio species, but it is still more closely related to them than other organisms. (Among the four nucleotides that make up DNA ?adenine, guanine, thymine, and cytosine (ATGC) ?'A' pairs with 'T' and 'G' pairs with 'C'. The more GC content, the more tightly DNA strands ...

Special Imaging Study Shows Failing Hearts Are 'Energy Starved'

...roscopy to provide not only images of the anatomy, but also direct measurements of the concentrations of ...any factors may contribute to human heart failure, but a failure in the energy supply would certainly affect the heart’s function if supply can’t be met.?/...

Sexual cooperation: Mating increases longevity in ant queens

...ty or boost their fecundity directly after mating, but they can be very harmful to females, whose lifespan and future reproductive output can be drastically reduced. New findings suggest that in some social insects--in which both sexes ultimately benefit from long, successful reproductive lives of female...

Chemists identify key gene in development of type 1 diabetes

... the only factor involved in this complex disease, but it is certainly a promising target for its prevent...ype 1 diabetes," says Al-Abed. "We don't know yet, but we're looking into this." Besides drug intervention, the new finding could lead to gene therapy to p...

Towards precise classification of cancers based on robust gene functional expression profiles

... the only factor involved in this complex disease, but it is certainly a promising target for its prevent...ype 1 diabetes," says Al-Abed. "We don't know yet, but we're looking into this." Besides drug intervention, the new finding could lead to gene therapy to p...

Children's taste sensitivity and food choices influenced by taste gene

...sitive to bitter than adults, with 64% of children but only 43% of adults able to detect bitterness in th... children most sensitive to PROP liked sweet more, but the reason for this relationship is not known. This difference could be due to taste receptor biolog...

1 2 3 4 5 6 7 8 9 10