Tag: "effects" at biology news
Press Events At Spring Meeting
... the 1997-98 and other El Niño events. These effects
includechanges in the overall wind circulation of the atmosphere, which have induced achange in the rotation rate of the Earth. This has resulted in a meaningfulincrease in the length of the day, as well as other impacts on motions of theEarth and on...
COGA Suggests Genetic Loci For P3 Brain Wave Abnormality
... attributed low P3 voltage to the cumulative toxic effects
of alcohol, Drs. Begleiter and Porjesz in 1985 demonstrated that P3 remains low in alcoholics who have been abstinent for as long as 10 years. In 1991, another research team related low P3 amplitude to number of alcoholic first-degree relatives rathe...
Neurogenetics Lab Scan Suggests Genetic Linkage On Chromosomes 4 And 11
...ism, in particular relation to alcohol's rewarding effects
and the reinforcement of drinking behavior. "Fro...ion, tolerance, withdrawal severity, and cognitive effects
of alcohol consumption, and researchers long have suspected that variant forms of GABA receptor gene...
COGA Genome Scan Suggests Linkage On Chromosomes 1,2,4, And 7
... development will allow us to directly measure the effects
of susceptibility loci and to test gene-environment hypotheses," Dr. Reich said. To schedule May 20-21 interviews with Drs. Reich, Begleiter, and Gordis, telephone NIAAA (301/443-3860). After May 21, telephone Dr.Reich at 314/362-2149 and Dr. Begle...
Highlighting USGS Science At AGU
...rbor; investigating coastal erosion due to El Nino effects
on the West Coast; participating in additional Yea...ather experts from around the world to discuss the effects
of these events on regional environments in Alaska and other sites. Molnia's presentation starts at...
Major Risk Factor For Cervical Cancer Found
...nly p53Arg might be less well protectedagainst the effects
of HPV. Said Dr Storey: "We found that cervical cancers resulting from HPV infectionwere significantly more likely to occur in women who had only p53Arg. Thisimplies that p53Arg is a major risk factor for cervical cancer." The research team now p...
New Treatment Successful With Hepatitis C
...tment for hepatitis C --without the extensive side effects
associated with interferon. Smith willpresent the ...udy of Liver Diseases. Interferon's frequent side effects
include a drop in white blood cell countand flu-like syndrome with aches, pains and fever. Hair loss...
Toxic Protein That Interferes With Brain Signals May Trigger Onset Of
...also afforded neurons protection against the toxic effects
of ADDLs. Finch said the group's results are significant because: "Dogma holdsthat fibrils cause Alzheimer's disease. But we have found that even withoutfibrils, there can be devastating consequences for nerve cells," he said. Krafft...
Duke Researchers Finds That Moderate Caffeine Use Boosts Blood Pressure, Potential For Heart Disease
...e in the laboratory, but thatdoesn't tell you what effects
the drug has in the real world when people areexpo... "Essentially, we have demonstrated that the effects
of caffeine onambulatory blood pressure cannot be accounted for by changes in activity,posture (sitt...
Increasing Frequency Of El Nino Takes Toll On Northern Hemisphere's Only
...o. Boersma's most recent analysis of the long-term effects
of El Nino on theGalapagos penguin population was published in the May issue of the journalCondor. Additionally, she returned to the Galapagos for two weeks in early May toexamine the impact of the current El Nino, the strongest this century, on thep...
Models Assess Remedial Actions On Abandoned Mine Lands In Colorado
...r sources of contamination inthe watershed and the effects
of contaminant sources on stream waterquality as well as evaluating the effects
of alternate remedial actions. The poster presentation illustrates two simulation models that may be...
Can Contaminated Aquifers Restore Themselves?
...rom beneath the old infiltration beds. Not all the effects
of natural restoration are beneficial. Other USGSscientists will describe how natural biological and chemical processes cancause the concentration of some contaminants to increase at first along thepropagating cleanup front. Natural changes in the ...
Avigen's Gene Therapy Approach Shows Promise In Treating Hemophilia B With
Single Intramuscular Administration
...ly protect patients from thelong-term debilitating effects
of their disease, as well as greatly lower thecost of current treatments. Background on AAV Vectors Avigen's AAV vectors are derived from adeno-associated virus, a non-pathogenichuman virus. The company produces AAV vectors by removing the virus's ...
Protecting the Beat Of Life: Test Center Studies Interaction Between Pacemakers & Electronic Article Surveillance Systems
...ntialsources of interference. GTRI also tests the effects
of microwaveovens, military radar systems, cellular telephones, electric powerequipment and radio broadcasts. Over the past 30 years, more than 1,600medical devices have been tested. As medical research produces new implantable devices, such as ner...
Researchers Discover Novel Gene Family Responsible For Pacemaker Activity In Brain And Heart
...searchers several new tools with which to studythe effects
of abnormally functioning pacemakers on health. Identifying the genes that control pacemaker activity in the heart andbrain should make it possible to develop screening tests for cardiac andneurological disorders that result from mutations or...
Researchers Demonstrate That COX-2 Inhibits Angiogenisis In Tumor Cells
Aspirin's preventive effects
on colon cancer may result from itsinfluence on th... The researchers then studied whether these effects
would be inhibited byantibodies to specific angiogenic factors, a selective COX-2 inhibitor calledNS...
University Of Pittsburgh Scientist Discovers How A Novel Vitamin K Stops Cancer Cell Growth
... novel form of vitamin K exerts its cancer-killing effects
inprimary liver cancers, which are notoriously res...of activities withincells. They exert anti-cancer effects
by inducing the shutdown and subsequentdeath of a cell, commonly referred to as programmed cell deat...
Interleukin-12 Helps Control Mycobacterium Avium Infection
... or four different drugs,which can have toxic side effects
so that patients become intolerant to one ormore d...nograms). This dosage ofIL-12 caused minimal side effects
but lowered bacteria counts only slightly. However, when they combined IL-12 with clarithromycin, an...
Gene-Altered Mice Boost Studies of Cardiomyopathy: Enables Research Into Causes And Treatment Of Heart Failure
...rchers. It should allow controlled testing of the effects
of exercise and diet and permit more rapid testing of new medications. "We are particularly excited about the opportunity to learn about the early stages of the disease," said Leiden, "which should gives us valuable clues about the biochemistry of...
Pollution, Food Stress Take Toll On Bald Eagles
...t those estimates don't take intoconsideration the effects
of multiple contaminants, or food stress, says Gill. "South of the mill, there's a very deep channel which makes it muchharder for the birds to catch fish," he explains. Because eagles are territorial-- adults will vigorously chase away intru...
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