Two studies add to the growing evidence that green tea is beneficial for health, according to the
...fgreen tea compounds on oxidative damage caused by iron treatment in cultured human leukemia cells.Results showed that green tea protects cells from injury. Increasing intake of green tea may helpreduce oxidative damage associated with various disease processes. Says Sheri Zidenberg-Cherr, PhD, a represe...El Niño's dramatic impact on ocean biology and carbon dioxide captured by unique monitoring system
...hed results, the researchers suggest that elevated iron concentrations stimulated this intense bloom, a result of the increased upwelling associated with La Niña. Iron, an essential nutrient for phytoplankton growth, is thought to be the limiting nutrient for productivity in the equatorial Pacific ...Tracks in iron provide an insightful map of microbial world
MADISON - Reading the narrow bands of iron found in some sedimentary rocks,scientists may hav...Brian L. Beard describes a geochemical signaturein iron indicative of life. If the technique is confirmed and refined, it couldbe used to trace the distribu...IFT experts inform and caution consumers about dietary supplements
...he body, excessive intake ofsupplements containing iron or vitamins A, B6, C, D and niacin can be hazardous,state Camire and Kantor. However, they note that certain vitamin and mineralsupplements may be necessary for people with chronic illnesses, women ofchild-bearing age (folic acid), pregnant women (i......netically modified grain able to improve supply of iron and vitamin Ain human diet -- lack of these nutrie...ally modified rice grains to improve the supply of iron and vitamin A inthe human diet. The genetically modified rices may help to reduce global ratesof ir...New electrical transformers will improve power quality
...ted circuits instead of the heavy copper coils and iron cores of conventional transformers. The work is sponsored by Asea Brown Boveri, an engineering and technology company with headquarters in Zurich, Switzerland. A patent recently was issued for the solid-state transformer, which over the next decade i...CWRU physicists invent "supershielding" for MRI devices
...suppression has been carried out by positioning an iron barrier or a set of secondary coils outside the maincoil that produces the original unshielded field. In each case, the field is left alive inside where it is needed to do its work. Brown says that Picker International, a pioneer in computerized axia...African dust called a major factor affecting southeast U.S. air quality
...hat African dustparticles contain large amounts of iron as a coating, providing itscharacteristic red-brown color. Once dust is deposited in the lung, the ironcoating would likely be released to the lung tissue. Historically, most studies of dust have focussed on its role in formingdeep sea sedime......noted. Early test results on aluminum and iron alloy substrates show the coating has the desired hardness and durability, though additional research must be done to show long-term properties on larger surfaces. So far, researchers have produced only small quantities oftheir new ...New unified dietary guidelines offer nutritional protection against wide range of killer diseases
... children get less than two-thirds of the calcium, iron and zincthey need. "The guidelines bring together important dietary information thatcan benefit millions of people," Fisher concludes, "but they aren't an end inthemselves. They also point to the tremendous need for research into how thefood we eat...New mechanism explains Alzheimer's damage
...efound that the amyloid protein...binds copper and iron and produces hydrogenperoxide (H2O2) out of oxygen...bited by chemicals that reacted with the copper or iron binding tothe amyloid. Many well-known drugs, such as aspirin and some antibiotics,similarly target...Magnetic Fluids More Complex Than Previously Thought
...e commerciallyavailable in plain and - coated with iron oxide particles - paramagneticvarieties. Unfortunately, the presence of the iron oxide disrupts theaction of the optical tweezers. So the researchers attached "tethers"consisting of...Concern Unfounded About Damage From Vitamin C
...irable reactions with metal ions such as copper or iron in thepresence of an oxidant such as hydrogen pero...ies vitamin C does not interact withmetals such as iron to become a pro-oxidant," Carr said. "It appears that in thebody, such metals are strongly bound to ...The Sagan criteria for life revisited
...ly capable of biological wizardry on Earth. Put an iron atom in a porphyrin and the closely related oxygen-carrying blood molecule, hemoglobin, results. Put a magnesium atom in a porphyrin and the closely-related light-harvesting molecule, chlorophyll, is made. Put lunar soil specimen, 12023, into the lab...Marine Life In South Pacific Region Found To Be Impervious To Oceans' Highest Arsenic Levels
...er and theother is the incorporation of arsenic in iron minerals that precipitate when thehydrothermal flu...e notes. The arsenic is captured and held by the iron minerals, preventing it fromgetting into the marine organisms. The minerals eventually form a brigh...Sandia Discovery About Protein May Help Clean Up Pollutants, Find Cures For Diseases
...rtion of a "hemoprotein" that clasps the protein's iron atomin place. A single protein may contain as few ... the heme's primary function was to simply holdthe iron in the protein so that the iron could carry out some biochemicalreaction," Shelnutt says. "They were...Fortified Drink For Pregnant, Lactating Women
...e effectiveness of a simple drink in improving the iron and generalnutritional status of pregnant and lact...ely severe anemia showedsignificant improvement in iron levels while many of the consumers of thenonfortified drink showed a worsening. Latham notes that b...Striking A Healthy Balance For The Elderly
... U.S government recommends adults consume 10 mg of iron daily; and 15 mg ofzinc daily for men and 12 mg fo...lude the use of nutritional supplements. Consuming iron exclusively from meat as opposed to plant sources for prolongedperiods of time, can place older adul...'Shock Therapy' Exceeds Expectations In Cleaning Up Contaminated Soils
... the electrodes and into the treatment zones where iron filings mixedwith clay destroy (dechlorinate) the trichloroethylene carried by the water. All thematerials used in the electrodes and treatment zones "are innocuous to theenvironment and are designed to be left in place after the cleanup iscompleted,...Genetic Research Boosts Understanding Of Iron's Path Through Body, Diseases Of Iron Metabolism
...at the transferrin cycle has a more limitedrole in iron transport than previously believed. The study, pub...ntually lead to improved diagnosis and treatmentof iron metabolism disorders. Led by Nancy Andrews, associate investigator of the Howard HughesMedica...