DNA lends scientists a hand, revealing new chemical reactions
...ynthesis, is so efficient that a single researcher can evaluate thousands of potential chemical reactions...any specific combination of substrates but instead can simultaneously examine many combinations." DNA-templated synthesis, pioneered in Liu's group, taps t...Pack-MULEs are toting a new look at plant evolution
...reative even the most dense and high-tech sciences can be. Jiang is a native of China who entered scienc...ce is the most important food for me; nothing else can replace it," Jiang said. "In the first 15 years of my life, the rice straw was the major fuel for us...Alzheimer's disease is not accelerated aging
.... With new methods to image amyloid deposition, we can look within the context of how the deposits change structure and function of the brain. Are there antecedent causes? Are some individuals more at risk? Are some areas of the brain more vulnerable and is that why memory is more affected?" ...Plants will not save us from greenhouse gases
...This disproves the previous assumption that plants can take up extra carbon dioxide in the environment. According to Bell, these findings may be applied to other plants species. Over the next century we may see a dramatic change in all plants (including agricultural species) as our use of fossil fuels in...New molecular link key to cellular proteins involved in cancer progression, other diseases
... greater understanding of how expression of a gene can go awry and may identify a potential target for tr...ontrol that does not involve DNA sequence and that can be inherited from one generation of cells to another. Along with ubiquitination, epigenetic modifica...Safety of isoflavones in dietary supplements targeted by Illinois initiative
...breast cancer. He recently found that isoflavones can block the effectiveness of tamoxifen in reducing estrogen-induced tumor growth. His lab will focus on low-level chronic exposure to soy isoflavones and their influence on the progression of breast cancer from estrogen dependent to estrogen independe...Half-million dollar landmark achieved for the Methuselah Mouse Prize
...such as the X PRIZE and the Methuselah Mouse Prize can dramatically increase competition and innovation, ...ntribution, we're signaling our belief that Prizes can not only take us into space, but help bring about breakthroughs in the way we live and age." "We're ...Phase II trials of second-generation antisense cancer drug planned following successful early study
...r-produced, as it is many major cancers, clusterin can stop cancer cells from dying and counters the effectiveness of chemotherapy, hormone treatment and radiotherapy. Dr. Kim Chi, assistant professor of medicine at the University of British Columbia and medical oncologist at the BC Cancer Agency in Cana...Cancer vaccine based on pathogenic listeria bacteria shows promise targeting metastases
...se two independent arms of the human immune system can deliver a one-two punch to cancer cells. Antigens ...ed by the original tumor and kill them before they can establish themselves elsewhere in the body. "The first place to start is to treat patients with mini...Award winning researchers reveal potential new role for Glivec
...our study is that molecular analysis of the tumour can be used to predict a patient's response to treatment where the analysis indicates that the pathway targeted by imatinib is activated." Said Professor Cvitkovic: "These results fit perfectly the FNAB objectives supporting research using tissue sample ...Trial shows which brain cancer patients benefit from temozolomide
...it from temozolomide. In other words, temozolomide can become a targeted treatment. It is a first step towards molecular diagnostics. In the future, biopsy material optimally conserved for molecular testing should be collected for all patients as a routine diagnostic procedure." It also meant, she ...New research shows plants can shuffle and paste gene pieces to generate genetic diversity
...enetic entities called transposable elements (TEs) can promote evolutionary change in plants. The researc... pieces of DNA that make copies of themselves that can then be inserted throughout the genome. The process can be highly efficient. Almost half of the huma...'Most recent common ancestor' of all living humans surprisingly recent
...build the Great Pyramid of Khufu." The results can also work backwards, into the future. According to Chang, "Within two thousand years, it is likely that everyone on earth will be descended from most of us." ...Genetic differences might help distinguish thyroid cancers
...ely related and sometimes difficult to distinguish can be readily identified by differences in only a few... Clinical testing for the genetic differences can be done using polymerase chain reaction (PCR) technology, which is far more available and far less c...Cardiac arrest may hinder ability to learn certain tasks
Cardiac arrest can take a particularly harsh toll on the hippocampus,...vere attack one where the victim stops breathing can either kill or seriously damage neurons, the primary cells of the nervous system. The neurons that d...Researchers identify protein promoting vascular tumor growth
...onsible for the growth of blood vessel tumors that can cause facial deformities in infants and young chil...up the lining of blood vessels. That proliferation can cause the tumors to grow because new vessels develop and allow blood to collect in the lesion. Gordi...Winning combination to build bone density in children
...cium intake and physical activity are two ways one can positively impact bone density. But consuming the FDA recommended 800 milligrams of calcium per day, roughly the equivalent of three 8 oz. glasses of milk, or solely engaging in physical activity isn't enough to help kids in this age group retain th...High resolution satellite imagery assists hunt for infectious 'kissing bugs'
...hal Chagas disease. Secondary sources of infection can include ingesting contaminated food, mother to chi...walls and thatched roofs. Hundreds of kissing bugs can hide in cracks and cavities by day, then emerge to climb walls, jump and glide to land on exposed fl...Study: Emission of smog ingredients from trees is increasing rapidly
... something as seemingly benign as planting forests can have a substantial impact. "You can't identify an...any evidence that responsibility for air pollution can or should be shifted from humans to trees."...Gene clusters predict atherosclerosis severity, susceptibility
...ing and clogging of blood vessels, which over time can deprive the heart of necessary oxygen and nutrient...absolutely critical study in demonstrating that we can indeed refine genomic techniques to address the risk for complex disorders like atherosclerosis," sa...