A recent study published in Chemical & Engineering News reveals that many cats lack the sensitivity to catnip due to genetic variation. The chemical compound nepetalactone is responsible for triggering behaviors in sensitive felines, but its potency can be preserved by storing it in the freezer.
Researchers found that levels of enterococci bacteria were higher at beaches during full and new moon phases, increasing the risk of illness. The study suggests using tidal patterns as a tool for assessing water quality and identifying potential sources of pollution.
The American Chemical Society reports that chemical production and earnings have increased, while employment numbers have declined. This trend is based on the ACS's annual Facts & Figures tables, which provide detailed statistics on the US chemical industry.
Researchers found that sunflower seeds release a compound that may lower blood pressure, while moderate beer drinking reduces heart attack risk. Sauerkraut contains anti-cancer compounds, and onions help prevent bone loss. Meanwhile, regular hot dogs taste better than low-fat ones due to slower-releasing aroma compounds.
Researchers have developed a new technique using carbon nanotubes to mimic the role of collagen in bone tissue, leading to improved mechanical strength and flexibility for artificial bone grafts. This breakthrough could lead to a new type of bone graft for fractures and potentially even treat osteoporosis.
Research reveals that household dust is a significant source of flame retardants, posing health risks. The study suggests that frequent house cleaning and improved ventilation can help minimize exposure.
A recent study published in Environmental Science & Technology has found that parking lot sealcoat may be a significant source of polycyclic aromatic hydrocarbons (PAHs). The research suggests that the sealcoat can leach PAHs into the environment, posing potential health risks.
Researchers have developed a process to convert recyclable plastic into high-quality lubricating oil, which can assist auto manufacturers in meeting mandated fuel economy specifications. The production of this oil is expected to be used commercially overseas, primarily in the Middle East.
Researchers developed a simple method to neutralize phenols in manure using horseradish root and hydrogen peroxide, reducing odors by 50%. The mixture effectively deodorized over 50 gallons of hog manure in pilot-scale tests.
Researchers analyzed eight apple varieties and found Red Delicious and Northern Spy apples to have the highest antioxidant levels. Polyphenols in the skin and flesh of these apples were responsible for the highest antioxidant activity, with epicatechin and procyanidin B2 being key contributors.
The top chemical producers saw a significant increase in sales in 2004, with Dow Chemical leading the way at $40 billion. DuPont's sales remained relatively stable, while ExxonMobil Chemical experienced a notable jump of 38%.
Researchers have precisely identified the pigments used to illustrate seven Gutenberg Bibles using non-invasive analytical techniques. The study provides chemical data that could help preserve and restore these historic treasures, offering insights into printing practices of early Europe.
Recent studies have shown that buckyballs can affect biological systems, but a new study assesses their behavior in water. Scientists found that buckyballs combine into nano-sized clumps, which are more soluble in water than individual carbon molecules, and inhibit the growth of soil bacteria at very low concentrations.
Starting salaries for new chemists have remained stagnant since 2002, with median salaries ranging from $32,500 to $43,600. Despite modest gains in employment rates, the overall job market remains challenging for young chemistry graduates.
A study by UCLA found that children on school buses are exposed to high levels of diesel pollution, comparable to urban areas. The researchers analyzed six buses and found that intake fraction values were significantly higher than typical U.S. urban areas.
Researchers found that green and black tea significantly inhibited cataract formation in diabetic rats. Both teas also decreased glucose levels, which can contribute to diabetic complications such as cataracts.
A recent study published by the American Chemical Society has identified a critical crystalline structure in popcorn kernels that affects their popping performance. The researchers found that stronger, more highly ordered crystalline structures tend to maximize moisture retention and lead to better popping quality.
Researchers developed nanoshells that can detect breast cancer biomarkers and destroy cancer cells using near-infrared light absorption. This combined imaging and therapy method offers a faster and less expensive alternative to existing medical imaging techniques.
A new painless diagnostic test for Sjögren's syndrome could be available in two to three years, promising faster diagnosis and reduced severity of symptoms. The test involves analyzing teardrops collected from patients' eyes, which may help identify specific protein biomarkers for the disease.
The American Chemical Society's Academic Employment Initiative (AEI) offers advice on applying for chemistry faculty positions. AEI aims to broaden the hiring process to include more women, minorities, and candidates from lesser-known universities. The initiative emphasizes research fit and highlighting one's unique qualities.
Researchers found that a peptide called GPCS significantly inhibited bone mineral loss in isolated bone cells from newborn rats. Additional studies are needed to determine the mechanism of action and effectiveness of GPCS on human bone health.
The American Chemical Society's national meeting showcased groundbreaking research on various topics, including an antioxidant mixture that may prevent skin cancer, genetically engineered bacteria for mass-producing antibiotics, and novel gene therapy vectors to combat chronic pain and brain cancer. Researchers also discovered a potent...
Researchers have developed a polymer that acts as a decoy for beta amyloid proteins, attracting them away from brain cells and preventing their accumulation. This approach shows promise for slowing Alzheimer's disease progression and may lead to the development of new diagnostic tools.
Researchers at ACS meeting highlight progress in nanotechnology for diagnostic tests, electronics and environment. New approaches to nomenclature and green chemistry are also explored.
Researchers found that the MIF gene is crucial for the development of type 1 diabetes. Specially bred mice without the gene failed to develop diabetes compared to those with it. The finding provides proof of concept for blocking the formation of this protein as a promising approach to fighting diabetes.
The American Chemical Society has recognized Schering-Plough's unique contribution to the ACS Scholars Program, providing grants of $50,000 to support 20 freshmen students each year. The program has awarded $8 million in scholarships to nearly 1,500 talented minority students with financial need since its inception.
Olah's work on hydrocarbon chemistry led to improvements in lead-free gasoline, cleaner fuels, and insights into chemical processes used in pharmaceutical and industrial chemistry. He also developed a new, highly efficient fuel cell and has guided over 200 research associates throughout his distinguished career.
Researchers have discovered that a compound called HPMC, commonly used as an additive in foods and drugs, may help prevent diabetes in people who frequently consume high-fat fast foods. The compound works by regulating metabolic genes and slowing down the absorption of fats, potentially reducing the risk of developing insulin resistance.
Researchers discovered that methamphetamine triggers an immune response by forming antibodies, leading to increased tolerance and binge behavior. This finding may lead to the development of specific antibodies as a clinical treatment for addiction.
Research reveals unique flavors and textures in Hispanic-style cheeses, while scientists also identify ways to make beans healthier and analyze the chemistry of margaritas. The study could lead to improved quality and marketability of these foods as they gain popularity in mainstream cuisine.
Researchers at Scripps Research Institute create DNA with a third pairing, allowing for replication of unnatural bases. The development improves fidelity to near-perfect levels, paving the way for applications in biotechnology, medicine, data storage, and security.
A new field of study, microbial forensics aims to attribute biothreat agents to their sources. The approach requires a multivariate method tailored to the threat encountered and situation addressed, coupled with scientific and investigative processes.
A new study reveals that tattoo inks contain diverse chemical compositions, including heavy metals, which may pose health risks. The research aims to encourage closer regulation of the tattoo industry and improve safety standards for patients undergoing tattoo removal surgery.
A new technique using micro-X-ray fluorescence (MXRF) rapidly reveals elemental composition of fingerprints, allowing for detection of chemical markers and revealing environmental clues. This non-destructive method could provide a valuable complement to traditional fingerprinting, particularly in tracking down missing children.
The US chemical industry saw significant earnings growth in Q4 2004, with total earnings rising 52% year-over-year to $9.58 billion. Sales increased 15.1% to $139.7 billion, driving aggregate profitability to 6.9%. Rising selling prices and strong demand fundamentals contributed to the growth.
Researchers found high levels of perchlorate in breast milk across the US, correlating with low iodide levels that can inhibit thyroid function. The study suggests revising recommended daily intake of iodine for pregnant and nursing women.
Chemists in Australia have created a molecule called the 'superbowl' that can carry large molecules of medicinal value, including painkillers and chemotherapy drugs, to specific areas of the body. The molecule shows promise for precision drug delivery and may one day improve medical treatments and save lives.
Researchers have developed a new stand-alone detector that can identify three types of biological agents: bacteria, viruses, and toxins. The Autonomous Pathogen Detection System continuously monitors the air like a biological smoke detector, providing information required before public-health action can be taken.
Researchers found that drinking chamomile tea increased urinary levels of hippurate, a compound associated with antibacterial activity, and glycine, an amino acid that relieves muscle spasms. The compounds remained active for up to two weeks after stopping tea consumption.
Anthocyanins in cherries show promise for preventing and controlling type 2 diabetes, with a 50% increase in insulin levels observed in mouse cells. More human studies are needed to confirm these findings.
Researchers identified phenolic compounds in pine bark extract with high biological activity, including potent inhibition of nitric oxide and prostaglandin production. The study suggests that consuming pine bark-based food supplements may help alleviate arthritis symptoms.
Researchers have developed an injectable gel that can speed up the repair of torn cartilage. The biodegradable material is composed of hyaluronic acid and can be hardened with ultraviolet light or visible light, creating a growth environment for cartilage-producing cells to grow new cartilage.
Scientists have identified a promising new antibiotic target in diphosphomevalonate (DPM), which can inhibit the virulence of Streptococcus pneumoniae and prevent its survival. This breakthrough could lead to the development of novel antibiotics to cure pneumonia and other streptococcal diseases.
Researchers have developed a self-cleaning coating that can be permanently integrated into fabrics, reducing the need for dry cleaning. The coating uses silver nanoparticles to repel dirt and water, making it easier to clean clothes with less water and frequency.
A study suggests that consuming antioxidant-rich foods, particularly apples, may reduce the risk of developing Alzheimer's disease. Quercetin, found in apples' skin, has shown stronger protective effects against neurotoxicity compared to vitamin C.
A new microbial fuel cell technology can produce up to 72 watts per square meter, generating electricity from organic matter. The device has the potential to power small wastewater treatment plants and treat waste from animal farms and food processing industries.
Researchers found that stronger, more flavorful onion varieties have higher antioxidant activity and can fight colon cancer cells more effectively. Shallots were also found to be strong cancer-fighters, outperforming milder-tasting onions.
Researchers find that pumpkins are effective in removing DDT and other pollutants from contaminated soils through phytoremediation. The study suggests a potential inexpensive and environmentally friendly alternative to traditional methods of soil cleanup.
Scientists at the University of Illinois found that honey contains higher levels of antioxidants than corn syrup, which can fight cancer and heart disease. Dark-colored honey, like buckwheat honey, shows promise as a replacement for synthetic preservatives.
A new hydrogel adhesive has shown promise in replacing sutures used for cataract surgery, demonstrating ease of use and reduced risk of complications. The transparent gel, similar to liquid bandages, could also be used to repair eye wounds associated with LASIK surgery and other conditions.