Tag: "organic" at medical news

Climate experts search for answers in the oceans

...dioxide through photosynthesis and convert it into organic carbon. This process is known as primary production. While individually microscopic, phytoplankton chlorophyll collectively tints the surrounding ocean waters, providing a means of detecting these tiny organisms from space with dedicated ocean colour...

NOVA to air two-hour documentary on pioneering African American chemist

...ian won world-wide fame for his accomplishments in organic chemistry, especially in the synthesis of medicinal drugs. Entitled "Forgotten Genius," the film, in the words of Jim Shoffner, Ph.D., a former member of the Board of Directors of the American Chemical Society, honors a man who "was an inspirationa...

10 outstanding scientists chosen as First Environmental Health Science Fellows

...the designed catalysts to remove smell, color, and organic pollutants from wastewater. Michael D. Laiosa, Postdoctoral Fellow, University of Rochester, combines his training in immunology and biochemistry to investigate how toxic agents, such as dioxin, PAHs, and metals, interfere with development and sig...

Concentrations of certain toxins in breast milk are low, study finds

...sured the levels of harmful gases called "volatile organic compounds" (VOCs) in human milk and in the air inside the homes of three lactating mothers in inner-city Baltimore. A nursing infant's exposure to VOCs from indoor air was 25- to 135-fold higher than what that infant ingested through breast milk. I...

In presence of fragrant cleaning products, air purifiers that emit ozone can dirty the air

...ifiers reacts in the air with unsaturated volatile organic compounds such as limonene a chemical added to cl...ose with the ostensible goal of oxidizing volatile organic compounds in the air. This research appeared online this morning in Environmental Science and Tech...

Color sensor breath test can detect lung cancer

...anges in the production and processing of volatile organic compounds, which are then breathed out The researchers used the colour sensor to test the breath of 122 people with different types of respiratory disease, and 21 healthy people. Included in the group with respiratory illness were 49 people with ...

ACS News Service Weekly PressPac -- Feb. 28, 2007

...natural waste products for a selection of standard organic chemical reactions of commercial significance could prove to be a very valuable economic endeavor, the report notes. It may well offer new opportunities to expand the role of natural products as sustainable chemical reagents where high-cost, nonrenew...

New reagent delivers a chemical breakthrough at FSU

...beat a path to your door." In the complex field of organic chemistry, that path leads to Florida State Univer... in biomedical research and various other areas of organic chemistry might be made possible as a result of this reagent," Dudley said. The Sigma-Aldrich Chem...

Organic is healthier: Kiwis prove that green is good

...y. The debate over the relative health benefits of organic versus conventional food has raged for years, with...ry David Miliband declaring in January that buying organic is just a lifestyle choice. The Davis scientists, led by Drs. Maria Amodio and Adel Kader, showed ...

Sustainability of energy, food and water theme of ACS national meeting

...ciently converting a high volume of food and other organic wastes into hydrogen and methane gas. If converted...hly effective in the oxidation and removal of many organic contaminants in water and for reducing estrogenicity. Some contaminants, however, were not destroyed...

MRI contrast agent can detect heart attack in the making

... chelated gadolinium, a metal chemically bonded to organic molecules to render it nontoxic. The gadolinium, long used in blood contrast agents, allows the cholesterol to stand out in an MRI image. Twenty-four hours after injecting the HDL-like molecules into mice, MRI tests showed that measuring and assess...

'Smart' sunglasses and goggles let users adjust shade and color

...wed the researchers to create colored lenses. "In organic materials, the elements are simple but the structure is much more complicated," Xu said. "We can add more branches to this structure and tune in colors." The prototype glasses change from dark blue to light blue. Xu and her colleagues have develop...

World-renowned chemist honored with inaugural lectureship

...s in the synthesis of complex, biologically active organic molecules. For more than 40 years, his work has pr...ndamental advances in the methodology and logic of organic synthesis, and offered a tremendous body of research in organic chemistry impacting both the strateg...

Northwestern chemists develop new method for synthesizing anti-cancer flavonoids

...is of flavanones is not well understood; for years organic chemists have struggled to find a good way to make...ore discovering the right one.) The catalyst is an organic molecule that sparks this impressive transformation through hydrogen bonding, which is used frequent...

ACS News Service Weekly PressPac -- April 4, 2007

...In This Edition: Verifying the authenticity of organic foods New NO-releasing polymers with potential m...MMEDIATE RELEASE Verifying the authenticity of organic foods Journal of Agricultural and Food Chemistry The supermarket sign in the produce aisle says ...

JCI table of contents: May 1, 2007

... of Clinical Investigation, show that mice lacking organic cation transporter 1 (OCT1) have reduced effects o...rugs." TITLE: Effect of genetic variation in the organic cation transporter 1 (OCT1) on metformin action AUTHOR CONTACT: Kathleen M. Giacomini Universit...

OCT1 required for therapeutic effects of diabetes drug Metformin

... of Clinical Investigation, show that mice lacking organic cation transporter 1 (OCT1) have reduced effects of metformin on AMPK phosphorylation and a decreased ability to control glucose levels. The authors also identified seven mutations in OCT1 in humans that reduce metformin uptake. These studies indicat...

TWAS, illycaff announce Trieste Science Prize winners 2007

...gh contributions in a variety of fields related to organic synthesis. His wide-ranging interests include the synthesis of biologically significant and architecturally challenging natural products; the design of novel molecules; the study of stereoelectronic effects; and super molecular chemistry. His synt...

Less sun better than using sunscreen

...as the name suggests consist of a range of complex organic molecules which blend together to give photoprotec...ion spectrum of the agent used. "Application of organic sunscreens should be done 15-30 minutes before going out into the sun. Waterproof or water-resistant...

Electronic nose may help diagnose asthma

...por sensors that react to the presence of volatile organic compounds, or VOCs, in a persons exhaled breath. "A persons breath contains a mixture of thousands of VOCs that may be used as markers of lung disease," says researcher Silvano Dragonieri, M.D., of Leiden University Medical Center in the Netherlands....

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(Date:10/15/2014)... 44th Rosenstiel Award for Distinguished Work in Biomedical Science ... mechanisms of genomic instability and its implications for the ... alumnus to win the Rosenstiel Award; the first, Rod ... is the Charles A. Janeway Professor of Pediatrics and ... investigator at the Howard Hughes Medical Institute at Boston ...
(Date:10/14/2014)... A new study published in Cancer Research ... liver and colon cancers—can promote the development of skin ... proliferation and survival of sun-damaged skin cells. , Previously ... seven proteins called sirtuins that help regulate genomic stability ... aging. SIRT6 helps repair DNA damage, which can lead ...
(Date:10/14/2014)... is how to produce enough food to feed the ... Agriculture Organization of the United Nations predicts that food ... to feed a growing global population, and plants are ... production. Plants—grains, cereals, fruits, vegetables, and more—feed humans ... must tap into our knowledge of how plants work ...
Breaking Biology News(10 mins):Brandeis awards 44th Rosenstiel Award to pioneering geneticist Fred Alt 2Two-faced gene: SIRT6 prevents some cancers but promotes sun-induced skin cancer 2Building a bridge from basic botany to applied agriculture 2Building a bridge from basic botany to applied agriculture 3
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