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New push for public health, AIDS spending at African Union summit

... disease, which has no known cure. But demand for free drugs vastly outstrips their supply, the cost of the drugs - at some $US600 annually for the rest of a patient's life, an impossible dream on the continent. Generic versions of the drugs have been priced at roughly $US300 a year, the costs for which...

Iron Deficiency Sparks Dramatic Changes In Gene Expression

...hecell's genetic code and protecting the cell from free radicals andaging, said Thiele."We discovered that iron deprivation actually reprograms the metabolismof the entire cell," said Thiele. "Literally hundreds of proteinsrequire iron to carry out their proper function, so without thisnutrient, there is ...

Improved Outcomes Releases GeneLinker(TM) Gold and Platinum Version 4.6

...ation about Koadarray image analysis softwareand a free evaluation download can be found athttp://www.koadarray.com/.The main features in both Platinum 4.6 and Gold 4.6 that differentiatethem from the previous versions are:- Addition of Improved Outcomes' Protein Biomarker Package thatpreviously required ...

Mitochondrial DNA mutations play significant role in prostate cancer

...ent of the samples from patientsfound to be cancer free harbored mutations in this gene. In a controlsample of 1,019 individuals from the general population, 7.8 percenthad mutations in the COI gene. The researchers found both germ-line(inherited) and somatic (acquired) mutations in the prostate cancersam...

Solution to Pollution: New Bacteria Eats Toxic Waste

... to wood, yet Sims found the land to be relatively free of toxins and asked the question, why? After conducting soil analysis tests, Sims found microbes in the soil that had destroyed the toxic chemicals. Sims then collaborated with researchers from the Utah State biology department to identify the micro...

Scientists collaborate to assess health of global environment

...re subtle services that nature has always provided free of charge, he said. Making matters worse, he added, the world's poorest people stand to lose the most from environmental change, because they depend heavily on ecosystem services. In some places, such as sub-Saharan Africa, environmental change is th...

Scientists rid stem cell culture of key animal cells

...would be to culture stem cells in media completely free of any animal products. ...

Discovery of key protein's shape could lead to improved bacterial pneumonia vaccine

...the other side of thecell, the pneumococcus breaks free of pIgR and enters the blood, whereit can multiply and infect the body. S. pneumoniae is the only bacterium known to use CbpA to invade humancells by binding to pIgR, according to Richard W. Kriwacki, Ph.D.,associate member of St. Jude Structural Bi...

New comparative toxicogenomics database

...the other side of thecell, the pneumococcus breaks free of pIgR and enters the blood, whereit can multiply and infect the body. S. pneumoniae is the only bacterium known to use CbpA to invade humancells by binding to pIgR, according to Richard W. Kriwacki, Ph.D.,associate member of St. Jude Structural Bi...

ASU researchers finds novel chemistry at work to provide parrot's vibrant red colors

...gests that they can act as anti-oxidants to quench free radicals and potentially protect cells and tissues in the body from oxidative damage. Now, McGraw says, he's interested in learning more about the connection between the red colors and anti-oxidants within and among parrot species, as well as "to sp...

Transport System Smuggles Medicines Into Brain

...gests that they can act as anti-oxidants to quench free radicals and potentially protect cells and tissues in the body from oxidative damage. Now, McGraw says, he's interested in learning more about the connection between the red colors and anti-oxidants within and among parrot species, as well as "to sp...

Papers of DNA Pioneer and Nobel Laureate Francis Crick Added to National Library of Medicine’s Profiles in Science Web Site

...ocesses of life, including human consciousness and free will, can be reduced to fundamental laws of physics and chemistry, and can thus be explained entirely in rational, scientific terms. After 1953, Crick devoted most of his effort to solving the genetic coding problem, the problem of how genes control...

Introduced foxes transformed vegetation on Aleutian Islands from lush grasslands to tundra

...onies of seabirds accustomed to nesting on islands free of predators began disappearing when fur traders started introducing foxes onto islands in the Aleutian archipelago in the 18th century. The ground-nesting birds made easy meals for the foxes. A study published this week in the journal Science now sh...

Scientists discover unique microbe in California's largest lake

...allows this novelphotosynthetic organism to live a free and independent lifestyle. Shenotes that the other two species of Acaryochloris live in relativelypure ocean water, but cannot survive there unless they are growing inor on another organism."I think it is likely that this microbe is descended from sy...

The BIOS Initiative - open source biotechnology is born

...st added the INPADOC patent status database to its free online service, now allowing any searchers to know the dynamic status of patent applications and patents in over 40 countries. "This expansion is part of our ongoing effort to restore transparency and trust in patent systems that are often perceived ...

Novel ultrafast laser detection of cancer cells also may improve understanding of stem cells

...s derive energy from an alternative source such as free glucose in the cell." Fortunately, the mitochondrion is nearly the same size as the light wavelength of about 800 nanometers, a frequency otherwise little absorbed by the body. Because of this close match, the laser is exquisitely sensitive to subtl...

Duke Chemists Isolating Individual Molecules Of Toxic Protein In Alzheimer's, Parkinson's Disease

... "When you start a normal reaction, molecules are free in solution so they interact with each other randomly," Akhremitchev said. "If you want to dissect the process, you would rather want to study interactions individually." Thus, the Duke chemists capture individual monomers at the end of long chained...

Agilent Technologies releases automated literature search tool for biology researchers

... of biological systems. The tool is available as a free plug-in to Cytoscape 2.1, an open-source bioinform...e view of disease. Availability Cytoscape 2.1 is free open-source software. The Agilent Literature Search tool is currently available as a free but unsupp...

Self-assembled nano-sized probes allow Penn researchers to see tumors through flesh and skin

...tly and more accessible than MRI-based methods and free of the harmful side effects associated with radioactivity. In this imaging system, the flourophores can also be tuned to respond to different wavelengths of near-infrared light. This sets the stage for using emissive polymersomes to target multiple c...

International HapMap consortium expands mapping effort

...e globe can quickly access the HapMap data through free public databases, such as the HapMap Data Coordination Center (http://www.hapmap.org), the NIH-funded National Center for Biotechnology Information's dbSNP (http://www.ncbi.nlm.nih.gov/projects/SNP/) and the JSNP Database in Japan (http://snp.ims.u-t...

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