Tag: "published" at biology news

How Did Life Begin? Biochemical Evolution On Chemical Surfaces

...eedings of the National Academy of Sciences paper published Tuesday, March 31, provides a theory for how small organic molecules may have been able to assemble on the surfaces of minerals into self-replicating biomolecules--the essential building blocks of life. "The problem with most theories on the ...

Common Mutations Linked To Increased Risk Of Breast Cancer

... percent of thepopulation." For the study, published in the Journal of the National CancerInstitute, Hopkins scientists compared the genetic makeup of 110 breast cancerpatients with 113 women not affected by breast cancer. The women who had breastcancer were more likely to have variations in the GST g...

American Heart Association Journal Report: Gene Therapy Findings Updated: Treatment Used In Patients With Blocked Leg Vessels

...and, if possible, exercise testing. In the published study results, in eight of the 10 treated legs,improved blood flow was demonstrated by magnetic resonance imaging. Angiogramsshowed evidence of newly visible vessels in seven of the 10 treated limbs. At follow-up examinations, one to six mon...

Crystal Structure Of The Archaeal Chaperonin Thermosome, A Protein-Folding Machine, Determined

...al structure of the thermosome. This structure, published in Cell on April 3, 1998, provides clues for understanding the mode of action of archaeal and eukaryotic chaperonins. Proteins require a defined three-dimensional structure to fulfill central tasks in living organisms. Protein foldin...

Structure Of Tumor Necrosis Factor-Alpha-Converting Enzyme Solved - Milestone Toward Rational Drug Design For Rheumatoid Arthritis And Endotoxic Shock

... The results of this study have now been published by Maskos et.al. in the Proceedings of the National Academy of Sciences, USA (1998), 95 (7), 3408-3412. <font size="3" face="Symbol"> This structure reveals some topological similarities with the catalytic domain of a snake...

Adults Need To Increase Intake Of Folate; Some Women Should Take More

...tially since the last group of recommendations was published inthe United States in 1989 and in Canada in 1990. Most Americans and Canadiansalready meet their requirements for these vitamins through their diet. [Thefull table of recommended intakes for individuals is available .] A great deal of research in...

Extra Choline During Pregnancy Enhances Memory In Offspring

...funded by the National Institute on Aging, will be published in theApril issue of the journal of Neurophysiology. "The ramifications of this research could be profound, because we'vefound that manipulating one single nutrient for a few days during gestation hasa lifelong effect on brain function," Swar...

Pitfalls Of Puberty: New Animal Research Shows Stress During Adolescence Alters Behavior And Brain Chemistry

...al Health anda Joseph P. Healy Endowment award, is published in the April 1 issue of TheJournal of Neuroscience. "These robust data show the importance of experience during theadolescent period on the maturation of neural systems and behavior," says stressexpert, Michael Meaney, PhD, of Douglas Hospit...

Water Quality In Indiana's White River Basin Affected By Urban And Agricultural Activities

...asin, Indiana, 1992-1996," by Joseph M. Fenelon is published as U.S. Geological Survey Circular 1150. Copies of the report are available free of charge from the USGS Indiana District Office, 5957 Lakeside Boulevard, Indianapolis, IN 46278, (317) 290-3333 or the USGS Branch of Information Services, Box 25286, D...

MSU Scientists Eavesdrop On Bacterial

...y clusters called biofilms. The group has published its findings in the April 10 issue of thejournal Science . The scientists are David Davies and William Costerton at MSU;Matthew Parsek and Pete Greenberg at the University of Iowa; and James Pearsonand Barbara Iglewski at the University of Rochester,...

No Ode To Joy From Food Scientists Over New Edition

...by Irma S. Rombauer and Marion Rombauer Becker was published byPlume in December 1997," said the column's author, Christine M. Bruhn, Ph.D.,director, Center for Consumer Research, University of California at Davis. The new Joy of Cooking includes the following scientific inaccuraciesand modern myths ...

Reduced Nutrients Still Cause Problems In The Neuse And Tar-Pamlico Rivers

... pollutants in these two river basins. A recently published USGS report indicates that concentrations of phosp...often 0.2 part per million (ppm) or more. Based on published guidelines, streams draining directly into ponds, lakes, or estuaries should have phosphorus concent...

Agriculture and urban activities impact water quality in the South Platte River Basin

...W. Bruce, Robert A. Kimbrough, and Janet S. Heiny, published as USGS Circular 1167 are available free of charge from the USGS Branch of Information Services, Box 25286, Denver Federal Center, Denver, CO 80225, (303) 202-4700 (fax request to (303) 202-4693). The Circular may be viewed on the World Wide Web at:...

Researchers Identify Protein Critical To Urine Concentration

...conventional diuretics don't work." The study was published recently in The Journal of Biological Chemistry (Feb. 20). Normally, the body produces an unconcentrated urine. However, during times of water deprivation, it must conserve water, and one of the key ways of doing so is to concentrate the urine. In...

Renowned Breast Cancer Experts Present Latest Findings At UCSF Cancer Center Symposium

... in 1995. However, until Livingston andcolleagues published their findings in the January 24, 1997 issue of Ce...cer risk. Struewing and his NCI colleagues published findings in the May 15, 1997issue of the New England Journal of Medicine suggesting that mutations i...

Biochemist Solves Riddle Of Collagen Stability

...re and shape. A new explanation of the phenomenon, published April 16 in the journal Nature, could expand the potential of collagen in treating serious disease, healing wounds and repairing damaged organs, said UW-Madison biochemist Ron Raines. It also holds promise in finding new treatments for arthritis, the...

Poetically Timed With Spring, Budding Yeast Yield Possible Insight Into Male Fertility--And Infertility

...elop, causing sterility. In their study, published in the April issue of Molecular Cell, the UCSFresearchers have identified the molecular steps that are involved in pushing ayeast spore, the equivalent of human sperm, through a critical stage ofdevelopment. And they have determined that when these ...

New Study Shows Group Of Marine Bacteria Dominate Offshore Waters Of Southeast, May Play Key Role In Ecosystem Processes

...ry diverse functionally." The research was published late last year in the journal Applied andEnvironmental Microbiology, and it has been funded by grants from the GeorgiaCollege Sea Grant Program and the National Science Foundation. Moran hascollaborated with postdoctoral associate Dr. Jos Gonzlez on ...

Aspirin's Preventive Action In Heart Attacks Tied To Genetics

...The study by Ohio State University researchers was published in the latest issueof the British medical journal The Lancet. Earlier studies have shown that about 25 to 50 percent of a normal populationcan reduce their risk of a heart attack if they take daily doses ofaspirin. But until now, researchers didn't u...

Earlier Human Speech?

...Kay and Matt Cartmill, and student Michelle Balow, published theirfindings in the April 28 Proceedings of the National Academy of Sciences. In their studies, the scientists made rubber casts of the hypoglossalcanals in skulls of chimpanzees, gorillas and humans, as well as those of threespecimens of th...

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