Tag: "things" at biology news

DNA Enzyme Works In Crystal Form; Yields New Insights Into Gene Copying

...h the impeccable accuracy necessary for all living things togrow and reproduce nearly flawlessly. By shining X-rays through the actively functioning crystals, thebiochemists have taken snapshots that catch the enzyme in the biochemical act ofcopying DNA. Soon they will make movies. The scientists' ...

Gene For Inherited Syndrome Is Possible New Tumor Suppressor

... to cancer," said de la Chapelle. "This is the way things often go when you're looking for genes. You begin with acondition, and you have no idea what sort of a gene causes it. So you map the gene's location on a chromosome and clone it, and then you find out what it does. Quite often,the function of the g...

Good Ergonomics Is Good Economics

...y, for the next three six-month periods. In short, things got worse rather than better (Bill Brough, personal communication and supporting documentation). Coupled with both management's and labors' active support, Tokyo Marine traces these reductions in strain-type injuries for the six participating compa...

Biologist Experiments With His Own Front Yard

... utterly ignored by most people. All these bizarre things are going on right underneath our nosesand we neve...hat." And with insects, one of the intriguing things is sex. In species after species, Alcock shows howdifferent and complicated it all can be -- bees t...

B-Vitamins Lower Homocysteine Levels In The Blood; May Reduce Vessel Damage In Stroke Patients

...tholds a blood clot together. "One of the things to consider is that homocysteine probably interfereswith a number of different cellular mechanisms and that lowering homocysteinemay have multiple biological effects on endothelial cells," Macko says. "Thisis a complex topic that we are studying. T...

Scientists Sift Through Trash In Search Of Perfect Landfill

...ivil engineering has spent his career studying the things we puton the curb and forget. Ham's latest study might be the clearest indication yetof what happens to landfilled materials. Knowing how and what materials degrade is the first step toward making landfillsbetter garbage-eating machines - and providi...

Hormones Found In The Brain May Determine How Much You Eat And Affect Obesity And Diabetes

... burn it off. "The brain is doing a lot of things like a black box indealing with all this information," Yanagisawa said. Part of thisbiochemical process involves maintaining equilibrium between foodconsumption and energy expenditure. This helps determine whethersomeone becomes obese and/or develops...

Drivers Should Pay More Of Environmental Costs, Report Says

...ch shows people are prepared to pay a lot more for things related to automobile use like gasoline, tolls and parking before they will agree to change their behavior," says Professor Richard Soberman, co-author of the report Full Cost Pricing and Sustainable Urban Transportation. Using the Greater Toronto A...

The Bug Stops Here

... has a larger capacity."You can look at a bunch of things at a time, which is more than most formatscan handle," says Dewhirst. It is also better at identifying closely relatedbacterial subspecies. Probes are designed based on variable regions of the 16S rRNA gene. Asnew bacteria are identified, pr...

Chromosomal Abnormalities Key For Prediting Leukemia Outcome

...rapy and stem-cell transplantation are thetwo main things that are done for patients today that were not done forthe patients in this study,” said Bloomfield. “Today probably about 40 percent of patients with primary AML whoachieve complete remission are cured. It’s a big difference.&#...

Seeing How the Brain Changes During Aging

...says that thePET studies suggest that if we can do things to enhance the activity of dopaminein the human brain, we may be able to slow down some of the cognitive and motordeclines in aging and might be able to help determine what doses of the drugwould be most beneficial to an individual. Paper ORGN 4 will...

Purdue Herbarium -- A Noah's Ark For Egyptian Plants

...chers will again analyze the vegetation to see how things have changed. "Purdue's Herbarium will be the only repository in the Western Hemisphere for this collection," Swinehart says. "It's a valuable research tool for this project and for scientists in the United States who want to study how changes in lan...

Keep Off The Grass - Reduce Air Pollution

... up the mower and cutting the grass will just make things worse. Emissions of chemicals increase around 100-fold after grass is cut, taking hours to reduce to their original level. To measure emissions of these air pollutants from grass, scientists from Monash and CSIRO set up a transparent chamber in...

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

...nd it's a good gene to focus on because all living things needribosomes to make proteins." It's all about what happens inside the cell. Ribosomes are smallcellular components where protein synthesis takes place, and they are composedof specialized ribosomal RNA (which is abbreviated rRNA) molecules....

Research Into Cockroach Behavior Could Lead To Better Baits

...ches randomly walked around your house looking for things to eat," Koehler said. "It turns out, as they move...aches that are not stressed for food will do other things besides look for food," Koehler said. "They are very curious animals. They like to run around and in...

Mowing, Grazing Of Tall-Grass Prairie Increases

...ious factors alone and in combination. "One of the things we have learned in the past is that if you burn a prairie annually, speciesdiversity tends to decrease," Knapp said. "Grazing the prairie or removing part of the plantcanopy, tends to offset the effects of frequent burning." Knapp said the re-introdu...

Clusters, Computers And The Human Brain

... involved. Adults, too, intuitively group together things that are alike, even when not explicitly taught to do this. The algorithm has already proved itself in solving a variety of clustering problems. In a recent study conducted in collaboration with Yoram Gdalyahu and Dr. Daphna Weinshall of the Hebrew...

University Of Cincinnati Biologists Find Evidence For Unusual DNA Repair InArchaea

...l methods,especially genetic methods, and transfer things that were done in E. coli (acommon intestinal ba...bout three dozen useful auxotrophic mutants. These things arehard to get." In contrast, Grogan and his graduate students found it was very easy to recovermuta...

Major Risk Factor For Cervical Cancer Found

...protects the genetic information in the cells from things which can damage themsuch as ultra violet radiation or certain chemicals. If p53 goes wrong then acell has a greater chance of becoming cancerous. Dr Alan Storey, leader of the ICRF research team, explained: "P53 is oftendefective in many forms of...

Does Mountain Living Slow Rate Of Molecular Evolution?

... torpor when things get too cold, may exert an influence on physiology that, over time, is expressed genetically. Moreover, available oxygen also decreases with altitude ...

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