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In an effort to fight high rates of diabetes and obesity, chemists are exploring a variety of sugar alternatives "” including new artificial sweeteners and sweetness enhancers "” to satisfy America's demand for sweet flavor with fewer health risks.
The origin of Peruvian trophy heads, the history of corn cultivation in South America, and the consistent quality of Biblical coins are among the topics featured during a two-day symposium, "Archaeological Chemistry: Analytical Techniques and Archaeological Interpretation."
Fuel chemists and other scientists from across the United States and Europe will present the latest research toward developing viable, cost-effective and high-performing biodiesel fuels on Sunday at the 231st national meeting of the American Chemical Society.
Researchers have developed "custom" nanoparticles that show promise of providing a more targeted and effective delivery of anticancer drugs than conventional medications or any of the earlier attempts to fight cancer with nanoparticles. The nanoparticles also have the potential to reduce side effects associated with chemotherapy.
Using principles of green chemistry, scientists are designing materials and processes that provide the maximum benefits of nanotechnology while minimizing potential hazards. Green nanochemistry will be featured during a four-day symposium, "Nanotechnology and the Environment," March 26-29.
Chemists have developed a powerful household water purification system that puts the cleansing power of an industrial water treatment plant into a container the size of a ketchup packet. The chemical filter can be added to contaminated water to dramatically reduce pathogen-induced diarrhea "” the top killer of children in much of the developing world, the scientists say.
A computer scientist at CalTech has developed a way to "program" strands of DNA to fold themselves into a variety of complex shapes "” an accomplishment considered the most intricate yet in the field of self-assembly.
Paul Anderson, a retired pharmaceutical chemist, has won the 2006 Priestley Medal, the American Chemical Society's highest award. Anderson's research has led to the development of Zocor® and Trusopt® as well as chemotherapeutic agents for the treatment of AIDS.
The American Chemical Society (ACS) and several science and business leaders have praised President George W. Bush's competitiveness proposal outlined in his State of the Union Address and included in his 2007 budget.
The American Chemical Society (ACS) has praised President George W. Bush's strong emphasis on U.S. scientific innovation policy as a key theme in his State of the Union Address last night.
Compounds isolated from licorice root may help prevent cavities, according to researchers. In test tube studies, the scientists showed that an extract from a plant root that is used to make licorice candy and other products contains at least two compounds that appear to be potent inhibitors of Streptococcus mutans, a major cause of dental caries.
Here are a few tips on how to make your fall and winter seasons a bit healthier and happy this year, courtesy of the American Chemical Society, the world's largest scientific society.
The floodwaters that inundated New Orleans immediately following Hurricane Katrina were similar in content to the city's normal stormwater and were not as toxic as previously thought, according to a study.
In the wake of Hurricane Katrina, the American Chemical Society has compiled a list of scientific experts who will be available to the media to discuss various aspects of water contamination, chemical safety and the type and extent of disease that could develop. Following is that list.
An inexpensive wallet-sized personal radiation detector, a new form of oat fiber that targets obesity, and a polymer gel that helps deliver multiple drugs simultaneously or in pre-defined sequences are among the research topics to be discussed at the 230th national meeting of the American Chemical Society, the world's largest scientific society.
Detecting and identifying weapons of mass destruction is key to thwarting acts of terrorism. Researchers are scrambling to develop detection devices that quickly and accurately root out these weapons before they can be used.
Cosmetics are big business, but industry researchers are thinking small, as nanotechnology brings new products and techniques to their toolkits. A special symposium spotlights commercially important ingredients and delivery technologies.
When it comes to fighting stains, "greener" is better. Chemists say they have developed an alternative material for making stain-resistant coatings that does not lead to the production of PFOA, a pervasive chemical that has been termed a "likely carcinogen" by an EPA advisory board.
A chemical compound that prevents cancer cells from producing a membrane component has been shown to suppress tumor growth in mice, according to researchers at the Children's National Medical Center in Washington, D.C.
Performance enhancing drugs will be discussed during a special half-day symposium entitled "Preventing Doping in Sports: A Herculean Task". The symposium will address scientific and legal aspects of this topic, including designer steroids, regulatory controls and the futuristic topic of "˜gene doping.'
Efforts to control Kudzu and more than 1,100 other invasive plants, which the National Park Service says are overtaking about 4,300 acres of public land every day, cost Americans at least $34.7 billion annually. More than a dozen researchers will discuss strategies for coping with this problem during a one-day symposium.
How does tobacco trigger the more than 170,000 cases of lung cancer that have already been diagnosed this year? While nearly 90 percent of these cases involve smokers, only about 25 percent of all smokers develop lung cancer.
When it comes to fighting stains, "greener" is better. Chemists say they have developed an alternative material for making stain-resistant coatings that does not lead to the production of PFOA, a pervasive chemical that has been termed a "likely carcinogen" by an EPA advisory board.
An unusual type of antibiotic shows promise in defeating deadly "superbugs" "” highly drug-resistant staph bacteria that are an increasing source of hospital-based infections. The antibiotics kill the superbugs by masquerading as components of the bacterial cell wall in order to deactivate a key defense mechanism.
Chemists are scrambling to find new ways to help subdue skin cancer. This cutting-edge research, from better understanding of the skin pigments to lotions that offer the hope of repairing skin damage after a long day in the sun, will be discussed during a two-day symposium.
Reducing vulnerabilities at chemical facilities will be addressed during a special one-day symposium, "The Future of Chemical Plant Security: Where Will We Be in 2015. Among the featured speakers is Charles McQueary, Undersecretary for Science and Technology at the Department of Homeland Security.
Foggy windows and lenses are a nuisance, and in the case of automobile windows, can pose a driving hazard. Now, a group of scientists may have found a permanent solution to the problem. The team has developed a nanoparticle coating that they say can create surfaces that never fog.
Research teams have developed two new classes of broad-spectrum insecticides that show promise as a safer and more effective way to fight pest insects that damage food crops. The insecticides may also help tackle the growing problem of insecticide resistance, the researchers say.
Coffee provides more than just a morning jolt; java is also the number one source of antioxidants in the U.S. diet. "Americans get more of their antioxidants from coffee than any other dietary source. Nothing else comes close," says study leader Joe Vinson, Ph.D.
Chemists and biologists have found a way to detect and estimate the size and structure of a miniscule toxic protein suspected of triggering Alzheimer's disease. The findings could help scientists better understand the disease's underlying mechanisms and lead to the development of new treatments.
Because of such a rich history of generating fun, and because of the important role chemistry plays in producing playthings, the American Chemical Society this year has chosen "The Joy of Toys" as the theme for National Chemistry Week (NCW), Oct. 16-22.
A group of chemists says that adding a mixture of antioxidants to sunscreen may help enhance its protection. In animal studies, they found that a mixture of various topical antioxidants was more effective than single antioxidants.
Sunscreen ingredient suppliers claim that the FDA is dragging its feet on approving new ingredients for sunscreens and delaying implementation of a revised rating system for measuring sun protection.
The world's largest scientific society, the American Chemical Society, has named Laura L. Kiessling, Ph.D., editor-in-chief of ACS Chemical Biology, a new publication scheduled to launch in 2006.
Sen. Pete Domenici (R-N.M.), Chairman of the Senate Committee on Energy and Natural Resources, and a member of the Appropriations and Budget Committees and the Senate Science and Technology Caucus, will receive the American Chemical Society Public Service Award during ceremonies April 5 at the U.S. Capitol.
Sen. Richard (Dick) Durbin (D-Ill.), Democratic Whip and a member of the Appropriation and Judiciary Committees, will receive the American Chemical Society Public Service Award during ceremonies April 5 at the U.S. Capitol Building in the LBJ Room.
Chemists say they have identified a gene that appears to play a key role in the development of type 1 diabetes, also known as insulin-dependent or juvenile diabetes, a disease that affects about one million people in the U.S. and is on the rise worldwide.
An antioxidant mixture that may help prevent skin cancer, efforts to genetically engineer bacteria for the mass production of antibiotics, and novel gene therapy vectors that employ the herpes simplex virus to help fight chronic pain and brain cancer are among the new research topics to be addressed.
From promising diagnostic tests to tomorrow's electronics, nanotechnology -- the science and technology of the ultra-small -- is getting bigger all the time. More than 60 presentations highlight nanotechnology's progress and challenges.
Chemists have found evidence in laboratory studies that the immune system may be able to recognize methamphetamine and boost tolerance to the drug through an unusual vaccine-like mechanism.
A new finding could soon benefit people who regularly eat fast-foods that are high in fat. Chemists report they have identified a form of soluble cellulose that, if added to high-fat food, appears to slow fat absorption to a healthier rate and reduce the likelihood of developing insulin resistance, a precursor to type 2 diabetes.
Maté tea, margaritas and Hispanic-style snacks and cheeses are among the foods that will be discussed during a special one-day symposium, "Chemistry and Flavor of Hispanic Foods," on Tuesday, March 15.
Scientists at The Scripps Research Institute in La Jolla, California are reporting today at the 229th national meeting of the American Chemical Society progress toward the creation of a system for replicating a modified form of DNA containing an unnatural base pair.
Deliberately spreading disease among the enemy has been occasionally practiced over hundreds of years. But modern bioterrorism is more chilling than ever because of rapidly expanding knowledge about infectious diseases and biotoxins and their potential to wreak havoc in complex, interdependent societies.
As tattoos have grown in popularity, so have complaints of adverse side effects associated with both their application and removal. A new study looked at the chemical composition of a variety of tattoo inks to better understand their potential health risks.
Dusting for fingerprints can sometimes alter the prints, erasing valuable forensic clues. Now, chemists say they have developed a new fingerprint visualization technique using X-rays that leaves prints intact and, in addition, reveals chemical markers that could give investigators new clues for tracking criminals and missing persons.
The American Chemical Society is broadening access to research articles published in its scholarly journals. The Society is introducing two new experimental policies that define how readers can view free digital versions of ACS articles beginning one year after publication.
Schering-Plough Corporation has been designated a "National Partner" by the American Chemical Society for its $100,000 contribution to the ACS Scholars Program which encourages minority students to pursue degrees in the chemical sciences and chemical technology.
Researchers are developing a chemical decoy that shows promise in blocking the toxic brain proteins thought to cause Alzheimer's disease. The decoy, which has only been tested in cell culture, is a special polymer designed by a team of chemical engineers.
Scientists have found a "molecular Achilles heel" in the organism that causes pneumonia, providing a target for the development of a new class of antibiotics that could eventually eradicate the disease.
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