Imaging Studies Illuminate Brain's Response To Cocaine
...throughout the testing period - starting 5 minutes before the injection -participants reported the extent to which they experienced feelings of rush,high, low or craving. Results indicated that more than 90 areas of the brain showed increased activityin response to cocaine. Many areas associated with thou...Genetics Debate Suffers From Misinterpretation, Scholar Says
...Street Journal. The endorsement, Hirsch said, came before careful academicscrutiny was done. Jensen and the authors of "The Bell Curve," he said, confuseheredity with heritability. Heredity refers to what parents transmit geneticallyto offspring. Heritability is a statistical concept used in agriculturaleu...Common Food Dye Can Cause Severe Allergic Reactions
...k an unusual step---one which had never been taken before with cochineal extract or carmine. Along with a colleague, Dr. Alice Chou, he conducted a Prausnitz-Kustner (P-K) test to confirm that his patient carried cochineal antibodies and was, indeed, allergic to the food dye. A P-K test involves makin...Researcher Discovers Plant Genes For Phosphate Uptake
...about this for a long time in yeast and fungi, but before our work, phosphate transporter genes were not isolated from higher plants." Raghothama and postdoctoral researcher U. Muchhal starved Arabidopsis plants (a member of the mustard family often used as a model system for research) for a week, figuring ...First Selenium-Based Orally-Active Antihypertensive May Lead To New Family Of Therapeutic Agents
..., but much more preclinicalwork would be necessary before application could be made to test the newmolecules in humans, he noted. Additional Study May Show Health Role ofSelenium May believes the work so far has shown the potential ofselenium-based compounds as therapeutic agents. He would like topartn...Purdue Researchers Track Oil Spill's Effects On Sea Otters
...e Justice Department to serve as an expert witness before the Exxon case was settled out of court, says ther... the animals, comparing their current condition to before they were introduced, and try to determine if something in the environment is affecting them. "Ultim...Max-Planck Researchers Unravel The Structure Of The Methane Forming Enzyme
...yme states which ressemble the coenzyme binding before and after reduction. When comparing the two enzyme states coenzyme M moves more about 4 E and thus provides a dynamic impression of the reaction.In summary, the structure at 1.45 E resolution provided us with new insights with respect to ...Herpes Virus Strain Identified As A Trigger In Multiple Sclerosis
...to this particular virus. But we needto know more before we move to the clinical trial stage." As many as 350,000 Americans are affected by MS, which is most often diagnosedin patients between the ages of 20 and 40 and is characterized by muscleweakness, visual disturbances, and a variety of other neurolog...SFU Researcher Fools Forest Pest Into 'Barking Up The Wrong Tree'
...flies through the forest, it smells anon-host tree before it even gets to it, and the message is to keep on going," says Huber, who has hacked down trees such as birch, aspen and maple toextract key volatiles. "We now know that there are perhaps 20 different compounds that the beetles can detect from non-ho...UF Researcher Designs Pill To Control Mosquitoes
... or into the plant, the insect feeds and then dies before it takes its next meal."...Folic Acid Fortification Effective In Cereal Grains
...acid," said Dr. Gregory. Following preparation and before serving the fortified cereal grain products, he added, the teamfound the retention of added folic acid in the white bread to be 70%, the wheat bread 67%, therice 86%, and the pasta 46%. In addition to their cereal grain findings, the researchers conc...Banning Chemicals To Protect Ozone May Aggravate Global Warming
...y short atmospheric lifetimes and mostly decompose before reaching theupper atmosphere," Wuebbles said. "Effects on ozone depletionfrom some of these compounds are likely to be negligible. Nevertheless,they are still being tightly regulated and eventually the intention of therulings is that they be banned...Promising Fatty Acid Research Leads To MS Clinical Trial
...orousclinical and laboratory research is essential before we can recommend any suchtreatment for MS." This research is supported by the Henry Smiths Charity. The Multiple SclerosisSociety has a help line for the general public to obtain further information onMS: 0171 371 8000....UF Researchers Investigate Phenomenon Of Seizure-Alert Dogs
...hat epileptic patients may emit certain odors just before a seizure, Uthman added. "A dog has a sense of smell much more powerful than humans," Uthman said. "You and I might not smell a change, but a dog could." In the study's second phase, the focus shifts to organizations that work with seizure-...Researchers Construct Genetic Map For Dogs
...s to develop tools to better diagnose disease well before the appearance of symptoms. It is believed that dog genetics offers the hope of discovering the genetic basis of both development and behavior in a variety of mammalian species including human. "The notion of a canine genetic map had been proposed by...Skull Of Refrigerator-Size Ancient Armadillo Finds A Home At UF
...ountered giant armadillos for a few thousand years before they disappeared, he said. "We haven't found any evidence that people hunted them, but they were probably considered as possible food sources," he said. "Maybe the heavy armored plates on their bodies were a good defense against spear points....Researchers Improve Treatment Of Industrial Waste
... Currently industrial emissions must be cooled before treatment, using methods that require large amount... with bacteria; waste water, to 35 degrees Celsius before secondary biological treatment. "Right now there's a strong interest in treating the air ...Peptic Ulcer Treatment Improves Health, Saves Money
...s. However, millions of people were diagnosed before the link between ulcer disease and H. pylori was documented. The large majority have been receiving ulcer treatment---sometimes for several years---with acid-blocking (or antisecretory) medication. It is this group the U-M researchers examined. ...Remote Cloud Observatory Tracks El Niño Changes
.... "The timingwas near-perfect, we got measurements before El Niño, now we are gettingmeasurements during El Niño, and I hope we will get measurements after itpasses." The observing station is part of the Department of Energy's AtmosphericRadiation Measurement (ARM) program. Another ob...Increased Amount Of Enzyme In Brain May Be Marker Of Alzheimer's Disease
...beta-amyloid may exist in the brain for many years before leading toAlzheimer's dementia. The factors that contribute to the transformation of the beta-amyloidfrom a relatively inert to a disease-causing state remain unknown and mayinvolve interactions with additional plaque constituents, he said....