ACS News Service weekly press package - May 30, 2006
...tical conditions for nine days and then tested for nutrient content. Tests showed only small losses of antioxidant compounds in the cut fruit compared to fruit left whole. Levels of some antioxidants in fresh-cut mango and watermelon actually increased due to exposure to light. ARTICLE #4 "Quality Changes and...Researchers discover how bacteria sense their environments
... it's a sugar molecule that a bacterium needs as a nutrient -- even a 0.1 percent change in concentration can ...ity is maintained over five orders of magnitude in nutrient concentration," said Brian Crane, assistant professor of chemistry and chemical biology and correspo...Acid rain causing decline in sugar maples, say researchers
...he soil. Calcium is the second most abundant plant nutrient (after nitrogen). In addition, the loss of calcium...sen. Acid rain also increases levels of the trace nutrient manganese in the soil, which can be toxic to trees in higher doses. By year four and five, manganese...Gene therapy injected into the brains' of mice with Huntington's disease
...uld normally die in this disease. The other neural nutrient is called neurturin (NTN). GDNF and NTN also incr...been engineered to transfer the gene for the brain nutrient selectively to the area of the brain where it is needed to protect the degenerating cells. Three gro...Pollen proves beneficial for northern lakes
...a. "Specifically, pollen subsidized the lake water nutrient levels and in turn, promoted the abundance of plankton," said Graham, who is working with Dr. Rolf Vinebrooke in the U of A's Freshwater Biodiversity Laboratory. "Our findings strongly suggest that pollen is an important linkable between terrestrial...Functional food task force meets on latest nutrition research
...utrition from their calories. The task force sees nutrient density becoming increasingly important to health-conscious consumers, particularly after the introduction of the new Dietary Guidelines a year ago, which support choosing nutrient-dense foods such as fat-free and low-fat dairy products, whole grains...Marine protected areas not sufficient to protect global biodiversity
...otected from over-harvesting, poaching, siltation, nutrient enrichment and pollution. No global region currently protects more than 10% of its coral reefs adequately, with reefs in the Indo-Pacific and Caribbean remaining particularly vulnerable. New Zealand is world-leading in protecting marine life, with o...Global atmospheric carbon level may depend primarily on southernmost ocean
...draw. "The new paper shows that carbon dioxide and nutrient flow are separated quite dramatically," said Sarmiento, a professor of geosciences. "What we are trying to do is understand better the balance of forces that help our planet maintain a steady environmental state, so we can anticipate what might cause...2006 World Food Prize recipients to be recognized at soils congress
...ve soil improvement process to correct the drastic nutrient depletion of the Cerrado and counteract aluminum toxicity in the region's highly acidic soils, concluding that the Cerrado could be made suitable for production of crops as diverse as coffee, soybeans, citrus and corn. Beginning his career as Secreta...New study reveals pork rivals chicken in terms of leanness
...onal Pork Board. The objective was to compare the nutrient data for fresh pork from 1991 to 2005. To get an ...at the USDA's database reflect the most up-to-date nutrient information." The new data will replace the existing nutrient values for pork in USDA's 2007 Nationa...New tool tracks brain development in babies
...e of brain injury caused by a period of oxygen and nutrient deficiency, usually as a result of complications during delivery. Hypoxic ischemic injury can result in severe motor problems. "The pattern and extent of the brain injury largely determine the neurological and developmental consequences for the newbo...Fat-generated hormone drives energetic capacity of muscle
... in Baton Rouge, Louisiana. Mitochondria utilize nutrient components, including fats and carbohydrates, to generate usable energy. The number of mitochondria therefore influences the way that muscles function. For example, people who exercise regularly have more mitochondria in their muscles than do those w...Twist on chest pain drug improves heart attack outcome
...injection, the researchers stopped the flow of the nutrient solution. After 30 minutes of blocked blood flow, ...samy said. Both the blood pressure and flow of the nutrient solution were greatly improved. Several studies have shown that it is possible to prevent much of ...Jellyfish dominate fish in over-harvested Namibian waters
...fish and jellyfish essentially compete for similar nutrient resources, a dramatic decline in fish populations could theoretically contribute to a substantial shift in the abundance of jellyfish. The researchers' findings indicate that jellyfish now account for significantly more biomass in the northern Beng...Energy-rich portfolio of new genome sequencing targets for DOE JGI
...se of its relatively low production costs, minimal nutrient and pesticide requirements, perennial growth habit, as well as its ability to adapt to a broad range of growing conditions. The net energy gain for ethanol production from switchgrass is exceptionally favorable, coupled with low greenhouse gas emissi...Figuring out function from bacteria's bewildering forms
...models, the scientists showed that absorption of a nutrient using an antenna was a far more efficient morphology for nutrient uptake than alternate cell shapes in which the stalk plays no special role. The models assume the ba......ientists were able to observe the genetic basis of nutrient uptake and photosynthesis capabilities. Additionally, the scientists found that while the organism is compact, its genome is structurally complex, but quite streamlined. ...UCLA researchers discover new disorder that causes chronic diarrhea in children
...e intestine have an essential role in facilitating nutrient absorption. These findings have already led to the detection of subset forms of enteric anendocrinosis." Martn and his colleagues describe their research in the July 20 issue of the peer-reviewed New England Journal of Medicine. The study foc...Worker ants store fat to share with colony members during times of need
...anisms, such as ant colonies, investing heavily in nutrient stores when food availability is high is a potenti...imes of famine. "Understanding the regulation of nutrient reserves, particularly fat storage, at the individual and colony levels is critical to understanding...Regular multivitamin use near time of conception significantly reduces preeclampsia risk
...y be that typical multivitamins, which contain low nutrient doses, may not be adequate to overcome the metabolic challenges associated with the development of preeclampsia along with being overweight and pregnant," she added. "But again, more study is needed to test these ideas." ...