Race Plus Roaches: A Breathtaking Link
...d homes are the most sensitive to the allergens, a clear indication of dose responsiveness, the researchers say. "We honestly don't know why race plays a role independent of poverty," says Peyton Eggleston, M.D., professor of pediatrics and co-author of the study. Eggleston speculates that racially base...Low-Protein Diet May Reverse Kidney Disease
...s perpetuating the loss of urinary protein. What's clear from our findings is that the common opinion that kidney disease patients shouldn't be given severely protein-restricted diets needs to be reconsidered." Hopkins researchers plan to repeat the study with a larger number of patients. Nephrotic syndrom...An Equal Opportunity Extinction? Cincinnati Geologists Find Global Impact from Permian Die
...was hit harder than another. Hisanalysis showed no clear difference among regions. Temperateareas were hit just as hard as tropical ones. Secondly, he looked at distinct environmental zones from nearshore to deep water. Reefs and other highly diverse environmentsgenerally occur within a specific environmen......smoking and breast cancer, when the association is clear in many other organs. "These findings on breast cancer require substantial replication, but the potential implications may be important," said Ambrosone, now a research epidemiologist at the National Center for Toxicological Research in Arkansa...Bottom-up Ecological Processes Better For Clear Waters, Study Finds
... tocontrol human-induced algae growth in naturally clear lakes, Universityof California, Davis, researchers have made a bottom-line discovery. Tinkering with food webs may not help restore most lakes to their previousclarity. This is because in most cases the upper levels of a lake's foodweb cannot exert ...New Study Shows Steps Leading To Colon Cancer
...mors that can later become malignant. "It is now clear that this sort of mistake underlies essentially all cases of colon cancer and many melanomas, a form of skin cancer difficult to treat," he said. A report on the findings, supported by the National Institute of General Medical Sciences, appears in ...Scientists Urge Further Study Of Alarming Coral Reef Decline
...d zooxanthellae, whichtake up residence inside the clear tissue of the polyps, coloringthem with various pi... white calcium carbonateskeletons show through the clear polyps; the normally coloredcorals appear bleached. They then die, usually within a week ortwo, Ostr...Scientists Trace Roots Of Protein That Keeps Antarctic Fish From Freezing
...a wrote: "The strong message from this work is the clear linkbetween a new function that has arisen out of strong selective pressureand an abrupt switch in environmental conditions adaptive molecularevolution. Demonstrations of this sort at the molecular level are rare andnoteworthy." Evolution of t...Ozone 'Chat Room' Provides Real-Time Air-Quality Research
...ing areas receive higher doses. The data are very clear on that." Another observation: Compared with weekdays, ozone levels are reduced over weekends. "Only humans operate on a weekly cycle, so this graphically ties human activity during the work week to ozone production," says Schichtel, who has concen...Summer Science: Firefly Babies Advertise Their Bitter Taste, UD Researchers Say
... the glowing branch," theyquickly learned to steer clear of the bitter-tasting tidbit, UD researchers say.Within eight to 47 runs, all mice had selected the darkened side of the maze atleast seven times in a row. "Our study answers a fundamental question that entomologists have been ponderingfor some time,...Where Fossils Fear To Tread: Scientists Follow Genes To An Ancient Ancestor
...e knows what it looked like. There is virtually no clear fossil evidence. But now scientists believe they have found a way - using genes preserved in and common to modern animals - to look past the fossil record to our most distant common ancestors. Writing this week (Aug. 14) in the journal Natur...More To Drought Than Meets The Eye
...ite," saysAbrams. "Overall, there was not always a clear relationship between speciesmoisture preference and their tree-ring growth during drought." According to leaf response, pignut hickory and red oak are considereddrought-tolerant species in riparian sites, but they had a disproportionatenumbe...Insulin Resistance Is A Risk Factor For Atherosclerosis In Whites And Hispanics
...African Americans. Howard said there is no clear reason why insulin resistance is a riskfactor in whites and Hispanics, but not African Americans, especially givenAfrican Americans' greater propensity for strokes. "That's a great mystery," hesaid. "Science sometimes raises more questions than it ca...One Chimp Can Perceive States Of Awareness In Others
..., one animal was placed in an adjoiningcage with a clear view of the food or threat while the other animal waskept off in a nearby room. Boysen wanted to know if one animal would "tell" the otherabout the reward or threat. If they did, it would mean one animal wouldhave to decide how well-informed th...Molecular Piracy Turns Protein Into Traitor
...prevent an inflammatory immune response that might clear the virus. "The hope is that by understanding how the virus made this antagonist, we will learn lessons which will help us in the design of our own drugs. The virus has given us a substantial lesson in the rules of drug design", said Dr Tim Wellsof ...Fossils Show British Columbia Was Once 2,000 Miles South
...nds off the eastern coast of Vancouver Island give clear evidence that theregion was once nearly 2,000 miles to the south. "Everything that we now recognize as coastal British Columbia was onceoff the coast of what is now Mexico or Southern California. It was nowhere nearits present latitude," say...Brain-Activity Data Clarify Contradictions In Earlier Anxiety Research
...dings, said U. of I. psychologist Wendy Heller,may clear up the confusion. "Worry seems to be associated more with verbal ruminating, obsessingor making up stories in your head," she said. "Panic is muchmore a physiological state of alertness in which a person responds to aperceived threat with heart pou...Long-Term Vitamin C Use Cuts Cataract Risk In Older Women
...rswithin the eye lens which gradually do not allow clear visual light rays to pass through to theretina. O...rs hadcomplete lens examination data, 59 (24%) had clear lenses, 156 (63%) had early opacities, and32 (13%) had moderate opacities. Many of the opacities we...Geologist Finds Hidden Patterns Of Diversification In Ordovician Radiation
CINCINNATI, Ohio -- It now appears clear that the major massextinctions in Earth's history were caused by sudden,catastrophic global events. However, University of Cincinnatigeologist Arnie Miller now has evidence that radiations, or rapidbursts of diversification, have much more regional o...First Selenium-Based Orally-Active Antihypertensive May Lead To New Family Of Therapeutic Agents
...compounds' antihypertensive effects. "We now have clear evidence that these molecules act on theperipheral nervous system and allow the blood vessels to relaxsufficiently so that blood flow increases," May said. Behavioralstudies of the rats also showed that a hydroxylated derivative of thecompound has m...