Harvard researcher receives national award
... interact with them. "The handedness of chemical reactions is absolutely essential in drug design," said Evans. "To that end, we've developed fundamental chemistry for assembling building blocks and controlling the three-dimensionality of molecules." He and his research team are particularly interested in ...Irvine researcher receives national award
...y for his innovative studies of proteins and their reactions in the body. He will receive the 2000 Arthur C. Co...wrinkles, joints get stiffer. If we understand the reactions that cause the damage, we may be able to do something about it." Small proteins, or peptides, contai...Chemical found in computer can cause allergy, sickness
...rs and other products - is known to cause allergic reactions in some people. The reactions can range from itching and nasal congestion to headaches. The monitor emits the compound when its te......te onset respiratory diseases, gastroenteritis, or reactions to other medications). After a diagnosis of hyper...fatal reactions. Severe or fatal hypersensitivity reactions can occur within hours after reintroduction of Ziagen® in patients who have no identified histor...Researchers battle drug-resistant HIV on promising new ground
...reated a way - in test tube studies - to block the reactions that allow the virus to reproduce itself. Located in the center of a U-shaped loop inside HIV-affected cells, the site interacts with a protein necessary for the spread of the virus, Pandey explained. If the interaction can be prevented, the virus wi...Unique collaborative service established for childhood allergy-related anaphylaxis
.... In children, the vast majority of anaphylactic reactions are triggered following exposure to insect venom or food proteins. It is not uncommon for children to be admitted to hospital. Dr Michael Gold, senior lecturer and paediatric allergist from the Adelaide University Department of Paediatrics at the Wom...More protests against abortion pill
...y insists that the letter merely warned of adverse reactions in late pregnancy. But it has prompted many hospital pharmacies to remove the gastric ulcer drug from their shelves, to avoid possible lawsuits. Campaigners who support a woman's right to abortion fear Pharmacia wants to distance itself from th...GPs prescribe significant numbers of "off label" drugs to children
...here is some evidence to suggest that adverse drug reactions among children in hospital are higher for off label and unlicensed drugs. The research team examined the prescribing records for 1997 for one suburban general practice in the Midlands. Children up to the age of 12 represented a fifth of this practice...Free radicals mediate arsenic's harmful effects
...ggesting arsenic acts through a series of chemical reactions in the cell that produce free radicals. Free radicals form naturally in the body during oxygen metabolism, but their levels rise with the presence of some toxins. They are harmful because they tend to interact strongly with nearby molecules, changing...Personality influences psychological adjustment and recovery from stroke
...al changes from the brain injury and psychological reactions to that injury. How they cope with the changes and how well they recover is based on the individuals unique pre-stroke persona, according to new research. In some cases, two people with the exact same stroke-related deficits can have very di......lments like chicken pox or the flu, by auto-immune reactions to vaccinations or other as-yet unknown causes....Harvard chemist wins national award for creating new molecules
...Cambridge, Mass. His own efforts to discover new reactions for making compounds have found application in the pharmaceutical industry, which he describes as a real challenge. "They make very complicated, very pure compounds, and especially need to consider handedness," he said. Like gloves, molecules can a...Duke chemists synthesize fungus compound that could lead to oral diabetes drugs
... techniques for performing combinatorial chemistry reactions on the surfaces of small glass chips. However, "the DAQ molecule is not particularly amenable to synthesis while its pieces are attached to a solid," he said. Fortunately, Pirrung noted, "the principles of combinatorial chemistry have now been ex...Science, engineering and technology newstips
...s, and in building chips that can perform chemical reactions on a miniature scale. Tien's laboratory has developed a miniature motor that can be built on a chip and used to move a mirror less than 1/100 of an inch, or 1/5 of a millimeter, across. These mirrors form the core of an all-optical switch box for us...Berlin chemist wins U.S. award for reaction studies
...f rocks. Schwarz focuses on fundamental chemical reactions that may underlie such applications. Virtually all reactions take place in a series of steps, progressing via molecules called intermediates -- hybrids of sorts ...Japanese chemist wins U.S. award for molecular discoveries
...worldwide started to develop a range of asymmetric reactions along this line." The organic chemist himself is an inventor of a widely applicable controller called BINAP, which can preferentially assemble one mirror image more than 99 percent of the time. BINAP-based molecules help orchestrate the formation of ......uld score significantly lower. We thought the kids reactions to the medications would be similar to those of adults." Dr. Bender cautions that this one study does not settle the question about diphenhydramine, alertness, and learning. Two previous studies reported conflicting results. But he believes that it d...Study shows infliximab can maintain long-term remissions in Crohns disease
...ening. There are also reports of serious infusion reactions with hives, difficulty breathing, and low blood pr...ctions, headache, cough, nausea, sinusitis or mild reactions to the infusion such as rash or itchy skin....... journal Science. Although most of the biochemical reactions have not yet been defined, researchers believe that insulin causes a series of events initiated by triggering proteins on the surfaces of muscle and liver cells. We have found that Akt2 serves as a crucial gateway for insulin in the pathway to lowe...Wolfgang Glasser receives ACS award for wood chemistry, bio-based composites research
...ation of computer t echniques in the simulation of reactions with lignin. Through the extension and re finement of the techniques developed by the Glassers, much experimental work vital to the pulp andpaper industry can now be conducted more quickly and efficiently on computers rather than in laboratories. In ...