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Tag: "been" at biology news

Affymetrix and the Karolinska Institutet Announce Translational Medicine Strategic Alliance

... research institutes. More than 1,200 systems have been shipped around the world and nearly 3,000 peer-reviewed papers have been published using the technology. Affymetrix' patented photolithographic manufacturing process provide...

New Treatment Rivals Chemotherapy For Lymphoma, Study Finds

...cancer generally considered incurable ?who had not been previously treated with any other form of therapy ...ek to complete, rival any kind of treatment that's been used for follicular lymphoma, including chemotherapy regimens that take months to complete. It's ver...

World's largest rainforest drying experiment completes first phase

...." First, the biggest surprise noted thus far has been the great tolerance that this forest presented in ...types of trees will invade the forest that has now been "released" from its imposed drought? And are the trees that survived somehow damaged, and unable to ...

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

...erapeutic genes in patients. "For 20 years it has been the chemist's job to develop agents that can be used to enhance MRI contrast," said Eric Ahrens, assistant professor of biological sciences in the Mellon College of Science at Carnegie Mellon. "Now, with our approach, we have put this job into the ha...

Family trees of ancient bacteria reveal evolutionary moves

...e Earth's development. Geologists in the past have been relying on geological 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 D...

Gene therapy for Parkinson's disease moves forward in animals

...ction against Parkinson's disease. But its use has been debated since trials in humans ended last year wit...at might solve some of the safety issues that have been raised about GDNF. But many things remain that we still don't understand." The recent findings in l...

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

...in patients where the benefit/risk profile has not been characterized or demonstrated is also a concern an..., headache, fatigue and dizziness. Symlin has not been evaluated in the pediatric population. Symlin is manufactured by Amylin Pharmaceuticals, Inc. of Sa...

Scientists find fossil proof of Egypt's ancient climate

...-year-old humid event suggest that this would have been a particularly good time for a northward migration...ially in volume and make it more saline would have been expected to result in large excursions in d18O and minor element concentrations," Kieniewicz said. "...

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

...red using catheterization to heart tissue that has been damaged from insufficient blood flow. Once the ca...lood vessels. While both of these treatments have been shown to be successful in relieving severe chest pains resulting from blocked arteries, a significan...

How an AIDS-Related Cancer Unleashes Inflammation

...mmatory response. A central question, he said, has been how does the Kaposi's sarcoma-associated herpesvirus that causes KS initiate cytokine production? "While there are many genes in the viral genome that are capable of inducing cytokine production, the mechanism underlying this induction has remained ...

Sequencing of marine bacterium will help study of cell communication

...the first time a non-pathogenic Vibrio species has been sequenced and there is the potential for valuable ...formation about the genes of the bacterium she has been studying for several years. Many different bacteria use quorum sensing. Stevens explains that cells...

Ophthalmologists Use Artificial Silicon Retina Microchip To Treat Vision Loss

...r and Rush. Pollack says the current protocol has been modified to reduce the likelihood of inadvertant scientific bias. "We operated on the right eye of each of the initial 10 patients. For the next 20 patients we will randomly select which eye will receive the ASR chip. In addition, post-operative visi...

Sexual cooperation: Mating increases longevity in ant queens

...f whether males could transfer viable sperm or had been sterilized prior to mating. It remains unknown how mating increases the longevity of the females. Sexual cooperation, rather than sexual conflict, is promoted by the life history of social insects; whereas most insect females undergo repeated phases...

Kinovate Life Sciences Launches Nittophase?High Performance Solid Support For Oligonucleatide Synthesis

...anufacture these oligonucleotides. NittoPhase?has been rigorously tested at both small and large scales, and has been observed to exhibit superior characteristics and performance when compared to other solid supports c...

International HapMap consortium expands mapping effort

...o affecting risk of disease, genetic variation has been shown to affect the response of people to therapeutic drugs, toxic substances and environmental factors, and the HapMap can assist in the identification of those variants. Since not all genetic variants are deleterious, the HapMap also may be used to...

Vascular structure and function improve with diet and exercise

...e amounts of dairy, fish and poultry. "There have been studies looking at diet and exercise to prevent or treat cardiovascular disease," said primary investigator Robert J. Petrella, M.D., Ph.D., associate professor in the Schulich School of Medicine at the University of Western Ontario. "The difference ...

Bone Density Recovers After Teens Stop Injected Contraceptive

...e to know what the women’s bone density would have been if they had never taken the drug. They added, however, that 12 months after these women stopped using DMPA, their average bone mineral density scores were “at least as high as those of the comparison women at all of the anatomical sites.?/p> The ...

New Insights Into HIV Immunity Suggest Alternative Approach to Vaccines

...amental problem in all of HIV vaccine research has been that when you inject the envelope of the HIV virus...ion for why broadly protective antibodies have not been made in response to currently tested HIV vaccines," said Barton Haynes, M.D., lead author of the stu...

Antibiotic might fight HIV-induced neurological problems

... affect the brain, and this is the first time it's been used to test a potential treatment. Studies with the animals are augmented by laboratory experiments with cells to clarify observations. Notably, these laboratory experiments have shown that minocycline somehow suppresses replication of HIV and SIV ...

Ophthalmologists implant five patients with artificial silicon retina microchip

...r and Rush. Pollack says the current protocol has been modified to reduce the likelihood of inadvertant scientific bias. "We operated on the right eye of each of the initial 10 patients. For the next 20 patients we will randomly select which eye will receive the ASR chip. In addition, post-operative visi...

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