Environmental chemicals implicated in cancer, say experts
...essor Howard said: "Organochlorines are persistent organic pollutants (POPs), which disperse over long distances and bioaccumulate in the food chain. For humans the main source of OC exposure is from diet, primarily through meat and dairy products. Children are exposed to dioxin, a by-product of OCs, throu...'Sick building syndrome' hallmark of job stress and lack of support, not unhealthy surroundings
...vels of carbon dioxide, noise, fungus and volatile organic compounds. The most significant factor associated with symptoms was high job demands and low levels of support in the workplace. "Our findings suggest that, in this sample of office based workers, physical attributes of buildings have a small influen...New family of biodegradable polymers shows promise for intracellular drug delivery
...here is a reaction that is well known in synthetic organic chemistry called the acetal exchange reaction," he explained. "We can change this reaction a little bit and use it to make these polymers. It's normally a reaction used to protect alcohols, but when you make it react with a molecule with two alcohols...Daniel Rader, MD, of PENN, selected to direct a 2006 'Freedom to Discover' biomedical research grant
...ectious disease, metabolic diseases, and synthetic organic chemistry. A total of $6 million is being given to support cutting-edge biomedical research at twelve institutions around the world. Rader, a physician-scientist, is a leader in the field of preventive cardiovascular medicine, cholesterol metabolism ...Indoor air purifiers that produce even small amounts of ozone may be risky for health
...rget dust, pollen, airborne particles and volatile organic compounds, which are emitted by a wide range of products, including paint, cleaning supplies and pesticides. These pollutants are believed to aggravate respiratory and other health problems. Indoor air purifiers are advertised as safe household produ...Many cleaners, air fresheners may pose health risks when used indoors
...These regulations also cover emissions of volatile organic compounds from consumer products used in homes and institutions. Several years ago, when a handful of new studies raised the concern that consumer products may be contributing to indoor pollution levels in ways that were not fully understood, the ARB...New contrast agents may be on horizon for better medical imaging
...oparticle. "By that, we mean we put a ligand -- an organic substance, such as a monoclonal antibody -- on the outside that searches out in the bloodstream. Antibodies seek their antigens. So we target something to seek out a substance that's expressed by cells -- cancer cells, in my work. Cancer cells expres...Sticky surfaces turn slippery with the flip of a molecular light switch
...fone). Spiropyrans are a group of light-switchable organic molecules that exist in a colorless, "closed" form under visible light, but switch to a reddish-purple, "open" form when exposed to UV light. This change leads to an alteration of the new material's polarity, or the chemical structure of its atoms. I...Deakin University has developed a prototype tasty snack food with special health benefits
...d a new snack food with a parmesan cheese cracker, organic mashed potato and special healthy additives. He said, "This new snack has natural additives such as an anti-inflammatory agent, omega 3 fatty acids and zinc to improve brain and heart function, boost male virility and improve immunity." Dr Keast sa...Treatment developed for patients with medically unexplained symptoms
.... Pretty soon the patient will actually develop an organic disease as a complication of the drugs or surgery." He said it's important that people who suffer from medically unexplained symptoms realize they are not going to be "cured." "We can help to take the edge off," he said. "The patient may still ha...Chemical in many air fresheners may reduce lung function
...tutes of Health, found that exposure to a volatile organic compound (VOC), called 1,4 dichlorobenzene (1,4 DC...between blood concentrations of 11 common volatile organic compounds and lung function measures in a representative sample of 953 adults. VOCs are a diverse se...New lab technique churns out fungus' potential cancer fighter
... it to carry out tests. To bring about a new drug, organic chemists must produce a new chemical in enough qua...rocess is notably complex, employing sophisticated organic reactions. Instead of the original method's 23 steps, Boeckman's has just 16--but finding them took ...'Heroes of Chemistry' honored for medical, green chemistry breakthroughs
...lly Research Laboratories. He received a Ph.D. in organic chemistry from Harvard University in 1979. Chuan...rch fellow at Eli Lilly Co. He received a Ph.D. in organic chemistry from Ohio State University in 1982. Edward Taylor, Ph.D., is professor emeritus with the...Mount Sinai researcher finds drinking water safe to drink
...pregnancy loss. The interaction of chlorine with organic material in raw water supplies produces chemical DBPs of health concern, including trihalomethanes (THMs) and haloacetic acids (HAAs). Several epidemiological studies have addressed potential reproductive toxicity of DBPs. The strongest support in ea...Solvent exposure linked to birth defects in babies of male painters
...nd birth defects to paternal, airborne exposure to organic solvents such as paints, thinner and cleansers. ...nters exposed to a mixture of chemicals present in organic solvents and 302 carpenters with little or no exposure, in the period of three months before the las...LEXINGTON, Ky. (Sept. 26, 2006) − An organic compound that creates a realistic beachy glow while inducing a natural sun block effect in your skin may be just around the corner, as scientists at the University of Kentucky are testing a treatment that enhances melanin production in animal models....Foodborne pathogens hard to remove from produce, research is ongoing
...ave been caused by contaminated cow manure used by organic producers. "A very low percentage of cattle are always infected by this strain of E. coli. If fresh manure from those cattle is used as fertilizer, there's an outbreak in the making." Growers should also be careful about the water they use on the pl......he test subjects pointed to a bouquet of different organic compounds that seemed to be characteristic of the metallic smell. The key component is called 1-octen-2-one, which smells fungal-metallic even when highly diluted. The precursors to the odor molecules are lipid peroxides, which are produced when oils...Olive Leaf report documents promising therapeutic interventions for 9-11 workers
...diesel fuels and oils, benzenes and other volatile organic compounds. Project Olive ReLeaf found most individuals who were exposed had 8 or more serious health complaints including: severe respiratory problems, digestive problems, skin rashes, sleeplessness, anxiety, depression, weight gains and elevated bl...Bacteria could make new library of cancer drugs that are too complex to create artificially
...is approach combines the strengths of conventional organic synthesis, with the synthetic power of biology, to assemble complex and synthetically difficult structures. It could be particularly valuable for generating analogues of streptorubin B with all the promise that holds for the development of new anti c...