Chemical

Chemical - most related articles:

- Novel anti malarial drug candidate found - 2.5
- Endosulfan use prohibited in New Zealand - 2.2
- Chemical found in medical devices impairs heart function - 2.1

Chemical articles

10% weight loss in obesity with green coffee beans extract
Green, or unroasted, coffee beans can produce a substantial decrease in body weight in a relatively short period of time, revealed by researchers in a study presented at the 243rd National Meeting & Exposition of the American Chemical Society (ACS).

Parabens in underarm products may lead to breast cancer in women
New research into the potential link between parabens and breast cancer has found traces of the chemicals in breast tissue samples from all of the women in the study. Parabens are commonly used as preservatives in cosmetics, food products and pharmaceuticals.

Dreaming helps ease bad and painful memories
During the dream phase of sleep, also known as REM sleep, our stress chemistry shuts down and the brain processes emotional experiences and takes the painful edge off difficult memories. Time spent in dream sleep can help.

BPA found in soup can lining may cause adverse health effects
A new study to quantify BPA levels in humans after ingestion of canned foods reveals that a group of volunteers who consumed a serving of canned soup each day for five days had a more than 1,000% increase in urinary bisphenol A (BPA) concentrations compared with when the same individuals consumed fresh soup daily for five days.

2 types of botulinum toxin compared for cosmetic use
Botulinum toxin, a protein long considered harmful, is now known as a neuromodulator (a chemical that affects nerve impulses) that has cosmetic and medical uses. Not all varieties of botulinum toxin seem to be equally effective in reducing crow's feet wrinkles, according to a report published by Archives of Facial Plastic Surgery, one of the JAMA/Archives journals.

Parkinson's disease risk for people exposed to pesticides near workplace
In April 2009, researchers at UCLA announced they had discovered a link between Parkinson's disease and two chemicals commonly sprayed on crops to fight pests. That epidemiological study didn't examine farmers who constantly work with pesticides but people who simply lived near where farm fields were sprayed with the fungicide maneb and the herbicide paraquat.

Nonstick cookware may elevate cholesterol in children and teens
Children and teens with higher blood levels of chemicals used in the production of non-stick cookware and waterproof fabrics appear more likely to have elevated total and LDL cholesterol levels.

Black rice a source of healthful antioxidants
Health conscious consumers who hesitate at the price of fresh blueberries and blackberries, fruits renowned for high levels of healthful antioxidants, now have an economical alternative, scientists reported here today at the 240th National Meeting of the American Chemical Society (ACS).

Novel anti malarial drug candidate found
As part of a multicenter study, UT Southwestern Medical Center researchers have identified a series of chemical compounds that might serve as starting points for the identification of new classes of anti-malarial drugs.

Pesticides, chemicals, vitamin E linked to diabetes
Researchers at the Stanford University School of Medicine suggests that one should begin looking suspiciously at other aspects of life - like past exposure to certain pesticides or chemicals and even one form of vitamin E. This may lead to diabetes.

Chemical in banana a potent inhibitor of HIV infection
A potent new inhibitor of HIV, derived from bananas, may open the door to new treatments to prevent sexual transmission of HIV, according to a University of Michigan Medical School study published this week.

Fashionable toilet seats, harsh chemicals may lead to dermatitis
Considered a dermatological nuisance that was long gone, skin irritations caused by toilet seats appear to be making a comeback in pediatricians' offices, according to research led by Johns Hopkins Children's Center investigator Bernard Cohen, M.D.

Copper may lead to Alzheimer's disease in older
A new study linked high levels of copper and iron to Alzheimer's disease, heart disease, and other age-related disorders. The report is published in ACS' Chemical Research in Toxicology.

Blueberry juice improves memory in older adults
Scientists are reporting the first evidence from human research that blueberries - one of the richest sources of healthful antioxidants and other so-called phytochemicals - improve memory.

Bisphenol A linked to heart disease in adults
Researchers from the Peninsula Medical School and the University of Exeter, UK, have found more evidence for a link between Bisphenol A exposure (BPA, a chemical commonly used in plastic food containers) and cardiovascular disease.

Pomegranates may prevent breast cancer growth
Eating fruit, such as pomegranates, that contain anti aromatase phytochemicals reduces the incidence of hormone-dependent breast cancer, according to results of a study published in the January issue of Cancer Prevention Research, a journal of the American Association for Cancer Research.

Green tea may help brain disorder patients
Researchers have found that combining two chemicals, one of which is the green tea component EGCG, can prevent and destroy a variety of protein structures known as amyloids. Amyloids are the primary culprits in fatal brain disorders such as Alzheimer's, Huntington's, and Parkinson's diseases.

Mechanism for cell death after stroke revealed
New understanding about mechanism for cell death after stroke leads to possible therapy, revealed by scientists at the Brain Research Centre, Canada.

Plastics chemicals - phthalates linked to ADHD symptoms
There is a significant positive association between phthalate exposure and ADHD -- attention deficit hyperactivity disorder, revealed by researchers.

Environmental chemicals in breast milk may cause testicular cancer later
A comparison of breast milk samples from Denmark and Finland revealed a significant difference in environmental chemicals which have previously been implicated in testicular cancer or in adversely affecting development of the fetal testis in humans and animals.

Popcorn has highest levels of healthy antioxidants
Snack foods like popcorn and many popular breakfast cereals contain "surprisingly large" amounts of healthful antioxidant substances called "polyphenols", revealed by researchers at the 238th National Meeting of the American Chemical Society (ACS).

Salinomycin potent against cancer stem cells in breast cancer
A multi-institutional team of Boston-area researchers has discovered a chemical salinomycin that works in mice to kill the rare but aggressive cells within breast cancers that have the ability to seed new tumors.

Cannabis smoke alters human DNA, raising cancer risk
Cannabis smoke damages DNA in ways that could potentially increase the risk of cancer development in humans, revealed by researchers. The new study published by University of Leicester researchers in the journal Chemical Research in Toxicology.

Graying hairs are signs of stress
Graying hairs might be signs of stress, revealed by researchers in a new study. Stress that does damage to DNA decreases amount of melanocyte stem cells (MSCs) within hair follicles that are responsible for making those pigment-producing cells.

Green tea shows promise in leukemia
Mayo Clinic researchers are reporting positive results in early leukemia clinical trials using the chemical epigallocatechin gallate (EGCG), an active ingredient in green tea.

Turmeric extract curcumin may suppress fat growth in obese
Curcumin, the major polyphenol found in turmeric, appears to reduce weight gain in mice and suppress the growth of fat tissue in mice and cell models.

Chemical found in medical devices impairs heart function
Researchers at the Johns Hopkins University School of Medicine have found that a chemical commonly used in the production of such medical plastic devices as intravenous (IV) bags and catheters can impair heart function in rats.

Baby care products meet safety standards
Allegations made today that commonly used baby products are somehow contaminated with harmful levels of carcinogenic chemicals are patently false and a shameful and cynical attempt by an activist group to incite and prey upon parental worries and concerns in order to push a political, legislative and legal agenda.

Bisphenol A remain in body even after fasting
A University of Rochester Medical Center study challenges common assumptions about the chemical bisphenol A (BPA), by showing that in some people, surprisingly high levels remain in the body even after fasting for as long as 24 hours.

Women's fertility risk from exposure to perfluorinated chemicals
Researchers have found the first evidence that perfluorinated chemicals (PFCs) – chemicals that are widely used in everyday items such as food packaging, pesticides, clothing, upholstery, carpets and personal care products – may be associated with infertility in women.

Endosulfan use prohibited in New Zealand
Endosulfan - a chemical used as an insecticide on crops and turf - use prohibited in New Zealand.

Risk assessment of phthalates and other chemicals needed
The U.S. Environmental Protection Agency should examine whether combined exposures to chemicals known as phthalates could cause adverse health effects in humans, says a new report from the National Research Council.

Brain genes linked to BMI, obesity
A genetic study of more than 90,000 people has identified six new genetic variants that are associated with increased Body Mass Index (BMI), the most commonly used measure of obesity. Five of the genes are known to be active in the brain, suggesting that many genetic variants implicated in obesity might affect behaviour, rather than the chemical processes of energy or fat metabolism.

Health Canada reaffirms safety of BPA use
Announcement by Health Canada regarding completion of its assessment of bisphenol A (BPA) offers reassurance to Canadians that the use of this chemical in the production of epoxy resins in metal food and beverage packaging presents no risk to consumers.

Suppressing hunger hormone ghrelin as good as bariatric surgery
Johns Hopkins scientists report success in significantly suppressing levels of the "hunger hormone" ghrelin in pigs using a minimally invasive means of chemically vaporizing the main vessel carrying blood to the top section, or fundus, of the stomach.

Mosquitoes dislike smell DEET repellent
Mosquitoes flee from DEET-based insect repellent because of their intense dislike for the smell of the chemical repellent and not because DEET jams their sense of smell, report researchers at the University of California, Davis.

Skin odor may diagnose skin cancer
Chemists described the first identification of a specific "odor profile" for skin cancer, a discovery that could form the basis of a rapid, non-invasive test for diagnosing the most common type of cancer in the United States.

New research will help identify risk factors for SIDS
Sudden Infant Death Syndrome or SIDS is a condition that unexpectedly and unexplainably takes the lives of seemingly healthy babies aged between a month and a year. Now researchers of the European Molecular Biology Laboratory in Monterotondo, Italy, have developed a mouse model of the so-called crib or cot death, which remains the leading cause of death during the first year of life in developed countries.

Red wine may ward off effects of age on heart, bones, eyes and muscles
Large doses of a red wine ingredient can ward off many of the vagaries of aging in mice who begin taking it at midlife, according to a new report published online on July 3rd in Cell Metabolism, a Cell Press publication. Those health improvements of the chemical known as resveratrol-including cardiovascular benefits, greater motor coordination, reduced cataracts and better bone density-come without necessarily extending the animals' lifespan.

PVC vinyl shower curtains toxic to health
Shower curtains made with polyvinyl chloride (PVC) plastic contain many harmful chemicals including volatile organic compounds (VOCs), phthalates and organotins; these PVC shower curtains are potentially toxic to the health of consumers, revealed by a recent study.

Paint chemicals may harm sperms, male fertility
A new study has revealed that chemicals used in paint emulsions may damage semen quality in males, making them infertile. The results of the study have been published in the 'Occupational Environmental Medicine' journal.

Canada takes action on Bisphenol A
Canada is the first country in the world to complete a risk assessment of bisphenol A in consultation with industry and other stakeholders, and to initiate a 60 day public comment period on whether to ban the importation, sale and advertising of polycarbonate baby bottles which contain bisphenol A.

Illinois to strengthen drinking water protections
Following reports that found trace amounts of pharmaceuticals in the US's drinking water, Illinois Governor Rod R. Blagojevich announced that the Illinois Environmental Protection Agency (Illinois EPA) is expanding its current monitoring of water quality to include sampling to determine levels of pharmaceuticals that may be in Illinois waterways.

Soaking potatoes in water before frying reduces acrylamide
Pre-soaking potatoes in water before frying can reduce levels of acrylamide, revealed by researchers. This is a good news for chips lovers everywhere. The research published in SCI's Journal of the Science of Food and Agriculture.

Zebrafish offer useful screening tool for genes, drugs that protect against hearing loss
A small striped fish is helping scientists understand what makes people susceptible to a common form of hearing loss, although, in this case, it's not the fish's ears that are of interest. In a study published in the Feb. 29 issue of the journal PLoS Genetics, researchers at the University of Washington have developed a research method that relies on a zebrafish's lateral line-the faint line running down each side of a fish that enables it to sense its surroundings-to quickly screen for genes and chemical compounds that protect against hearing loss from some medications.

New chemical tool kit reveals insights into drug toxicity
Why do nearly 1 million people taking cholesterol-lowering statins often experience muscle cramps? Why is it that in the rare case when a diabetic takes medication for intestinal worms, his glucose levels improve? Is there any scientific basis for the purported health effects of green tea?

Improving the safety testing of chemicals
Testing the safety of chemicals ranging from pesticides to household cleaners will benefit from new technologies and a plan for collaboration, according to federal scientists from the National Institutes of Health (NIH) and the U.S. Environmental Protection Agency (EPA), who announced a new toxicity testing agreement.

Ban use of bisphenol A in baby bottles
Dozens of state and national environmental health organizations in the U.S. and Canada are calling for an immediate moratorium on the use of bisphenol A (BPA) in baby bottles and other food and beverage containers, based on the results of a new study that demonstrates the toxic chemical BPA leaches from popular plastic baby bottles when heated.

Probiotics in yoghurt affect metabolism
Probiotics, such as yoghurt drinks containing live bacteria, have a tangible effect on the metabolism. The research is the first to look in detail at how probiotics change the biochemistry of bugs known as gut microbes, which live in the gut and which play an important part in a person's metabolic makeup.

GIP hormone to prevent obesity
A new study finds that a chemical found in the body is capable of promoting weight loss, improving insulin resistance and reversing diabetes in an animal model. The hormone is gastric inhibitory polypeptide (GIP) receptor blockade.

New warning for nonoxynol 9 OTC contraceptives in US
The U.S. Food and Drug Administration (FDA) issued a final rule that requires that manufacturers of over-the-counter (OTC) stand-alone vaginal contraceptive and spermicidal products containing the chemical ingredient nonoxynol 9 (N9) include a warning that the chemical N9 does not provide protection against infection from HIV (the virus that causes AIDS) or other sexually transmitted diseases (STDs).

Study of environmental chemicals in pregnant women and their babies
The Government of Canada announced a $3.9 million investment in Canada's largest study of environmental chemicals in pregnant women and their babies. To mark National Child Day and the one-year anniversary of the Chemicals Management Plan on December 8, the Honourable Tony Clement, Minister of Health, Canada announced this important step.

52 Chemical articles listed above.

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