DFG To Set Up 14 New Collaborative Research Centres
...processstrongly growing, highly competitive plants often seem to be more susceptible to parasiticinfestation than plants with a weak growth. The individual plant finds itself in a dilemma:Internal resource allocation favours either growth processes and efficient competition withneighbouring plants or resis...Vitamin C May Reduce Angina, Heart Attack Risks
...eradicals, which are the reactive oxygen compounds often present with highcholesterol levels. When nitric o... fact, ishow nitroglycerin tablets work - they are often taken by patients to providenitric oxide and relieve the symptoms of angina attacks. And at least tw...Taking The "Ouch" Out Of Needles: Arrays Of "Microneedles" Offer New Technique For Drug Delivery
...d through new biotechnology processes. Such drugs often cannotbe taken orally, but must be administered frequently enough to make traditionalneedle injection impractical or unpleasant. "We envision microneedles being 'user-friendly' for patients, similar to thecurrent transdermal patches that are in comm...Largest Generation Of Adolescents Faces Reproductive Health Risks
..., who aresocially and physiologically immature and often lack adequate prenatal care. Current health progr...houghthese ailments can occur at any age, they are often more pronounced and moredangerous in very young adolescents. Laurie Schwab Zabin is Professor, Depa...Ligand Scientists Discover Tissue-Selective Female Hormone Mimics
...tly available steroidal progestins, which are most often used inhormone replacement therapy and birth control, do not exhibit this ability todiscern between tissues or cell types. All progestins used in clinical practicetoday are steroids, and while they provide a positive benefit, they also carrythe poten...Third Annual Awards For Presidential Green Chemistry Challenge Recognize Innovations
...e Stanford chemist points out theseindustries have often emphasized high selectivity at the expense of atomeconomy: one ton of product requires five-50 tons of raw materials forspecialty chemicals and 25-100 tons for pharmaceuticals. Such reactionsgenerate significant amounts of byproducts for expensive tr......encapsulated in a liposome, a tiny,fatty structure often used to deliver genes and other materials safely to theinside of a cell. The researchers found that DCs "pulsed" two to four times inlaboratory dishes with the HIV-1 proteins and IL-12 were able to teach thekiller T cells to recognize three importa...... of disease," he said. "Breakthroughviral load is often recommended as a reason to change treatment, when moreclinical predictors may now need to be taken into account," he added. "We may need to raise the viral load level at which we makedecisions to change treatment. If we use very low levels o...Summer Science: Where Have All The Honeybees Gone? UD 'Bee Guy' Asks Why--From America To The Amazon
...ight brownpoppyseeds-camp on their victims' backs, often bringing diseases with them. In the wild, "only 10 percent of all feral honeybee colonies remain within thenortheastern United States," says Caron, who works in UD's 50-year-old apiary orbee farm, "so much biodiversity has been lost." With a Fund for...Horses Prefer Bridles That Have A Bit Missing
...here the horse's head and neck meet-the "poll"-and often restrict theanimal's breathing and movement in the same way as a bridle with a bit. Kerstin Alford, welfare officer with the British Horse Society, hasgiven Buck's invention a guarded welcome. "Some horses do resent having a bit intheir mouth...Monogamy Has Its Rewards For Flies
... less time harassingtheir females. Such harassment often reduces female survival, other researchershave found. Monogamous females, in turn, proved more susceptible than theirpolygamous cousins to the seminal fluid toxins of normal males, Holland found.In other words, evolution stripped away much o...Williams Syndrome: New UD Study May Shed Light On Rare Genetic Disorder-And Normal Development
...e or below thesquare isn't easy for them, and they often make errors, unlike normallydeveloping children. And, while moving a mouse on a computer seems simple for children with WilliamsSyndrome, when they try to replicate block patterns on a computer screen theyfail. "This is very interesting, as it sugges...Dark Honey Has More Illness-Fighting Agents Than Light Honey
... concluded, noting that many fruits and vegetables often include other desirable sources for antioxidants. Although honey can't replace fruits and vegetables in the diet as a source of antioxidants, it has a lot to offer as a replacement for table sugar, which has little value other than as a sweetener, Be...'Molecular' Computers? Munich/UD Researchers Report First Glimpse Of Artificial Molecule In Action
...for the past several years by exploiting a concept often describedas the "particle-in-a-box problem," he says. When a particle is confined totight quarters, he explains, it exhibits "quantized energies." By capturing single or small quantities of electrons inside box-like structuresknown as quantum dots or...Scientists ID A Protein With Punch As Infection-Inflammation Fighter
... vessels and restore the blood flow to the tissues often places thedoctor in the position of creating tissue damage, too," said Chris Ross. "That'sbecause a very complex biochemical process that closely resembles inflammationhappens after blood flow is restored." In medical parlance, the blockage is ischem...Minuscule Ocean Plants Help Stabilize Earth's Atmosphere, Climate
... supply phytoplankton with iron,a nutrient that is often in especially short supply in the ocean. The extra ironcould have fomented an explosion in plant growth, and helped draw downatmospheric carbon dioxide to the exceptionally low levels recorded in ancientice cores. The fact that carbon dioxide...UNC-CH Researchers Develop Promising Heart Research Tool
...in studyingarrhythmias -- heartbeat irregularities often resulting from reduced blood flowthrough the coronary arteries. Arrhythmias, which begin in the border zone,sooner or later degenerate into ventricular fibrillation -- wild, erraticheartbeats that can result in death within minutes if not controlled....Scientists Identify New Gene That Controls Sleep/Wake Cycle
...soon as it's made," saysYoung. "Phosphorylation is often a mark put on a protein that labels it fordegradation. Because the double-time protein is made constantly, unlike TIM andPER, the only way for PER to survive is for TIM to come in and rescue it byattaching to it." Young thinks that the partnership ...CSIRO Reduces 'Cellulite' In Oranges
...ith low calcium in the fruit, but surprisingly it often appears on trees which are high in calcium, and whose foliage contains high levels of the mineral." "Albedo breakdown does not affect internal fruit quality, but it makes oranges appear unsightly to consumers, down-grading their value from fr......oöder says. "Ordinary cyclicnatural products often have rings consisting of five, six, or even seven atoms.Compounds with rings of 30 or 40 atoms can already be considered very rare. Thediscovery of a whole library of novel compounds with ring sizes from about 30 towell over 200 atoms was therefore ...