Tag: "vivid" at biology news

Floods, bugs and Hollywood disasters

...fter Tomorrow," a star-studded movie that paints a vivid picture of global climatic catastrophe, is a simplistic look at the complex and real issue of a potential outcome of global warming, said David Skole, professor and director of MSU's Center for Global Change and Earth Observations. "This is a complic...

Insights gained from molecular modeling may lead to better insecticides

...ing allelochemicals and insecticides has indicated vivid differences in the catalytic sites of CYP6B1, the P450 in black swallowtails, and CYP6B8, the P450 protein in earworms. Because the corn earworms metabolic protein is more flexible, it can bind to and detoxify six different kinds of plant defense ch...

Optically recording millisecond brain nerve impulses

...e of focus, a multiphoton microscope can produce a vivid image deep within living tissue. And by "stacking" multiple images at various depths of focus, the system produces three-dimensional images or movies. Each action potential is a single nerve impulse, traveling through a neuron as chemically gated io...

July 4 fireworks: Why they're brighter than ever

...ore photons of emitted light and a variety of more vivid colors," he said in a recent interview. For exampl...ates, the salts of strong oxidizers used to create vivid colors in the fireworks, may be contributing to environmental problems at manufacturing and disposal...

3-D imaging inside living organism, using quantum dots

...on of multiphoton microscopy, appear so bright and vivid in high-resolution images that researchers can see the vessel walls ripple with each heartbeat -- 640 times a minute. The capillaries are illuminated in unprecedented detail using fluorescence imaging labels, which are molecule-size nanocrystals call...

Gene discovery may shed light on carpel tunnel syndrome and Lou Gehrig's disease

...pe of Charcot-Marie-Tooth disease provides another vivid example of how the recently completed human genome sequence is accelerating studies in human genetics," said Francis S. Collins, M.D., Ph.D., director of NHGRI. "With this discovery, we now know that the GARS gene--whose function is so fundamental t...

Discovery of proteins necessary for HIV release suggests possible new therapeutic targets

...ore significantly, Dr. Sundquist not only produces vivid descriptions of important molecular structures but also uses his findings to predict the potential effects of manipulating these molecules. Having identified the three-dimensional structures of two proteins, named Matrix and Capsid, which are key com...

Researchers develop strategy to predict mutations involved in cancer drug resistance

...uter model of BCR/ABL. The model not only casts a vivid image of the location of the mutations, Latek noted, it also begins to illustrate how the different parts of the protein interact with one another to influence gene function. Such information was difficult to visualize before the age of computer mode...

New milestone for gene silencing

...Tom Urban, chairman of the Carnegie board. It is a vivid example of how Carnegie's commitment to basic research in unique areas yields extraordinary results, which can benefit humankind." The singled-stranded RNA molecule is commonly known for its role shuttling the genetic code contained in DNA from the ...

Firefly molecule could quickly shed light on how well new drugs work

...emperatures to keep out all stray energy, produced vivid images showing the intensity of light -- and therefore the rate of cell death -- in different regions of the cell cultures or mouse cancer tumors. Rehemtullah notes that the technology is sensitive enough to pick up cell death in areas as small as 10...

Science picksleads, feeds and story seeds (November 2002)

...the best way to describe the astonishing patterns, vivid abstractions, and fantastic shapes exhibited in the collection of satellite imagery being displayed as "Landsat: Earth as Art." The joint USGS and NASA collection of satellite imagery shows 41 images of Earth taken by the Landsat 7 satellite from ove...

Expeditions find no evidence of ivory-billed woodpecker

...the ivory-billed story demands full attention as a vivid symbol of what many view as the most comprehensive conservation failure of 20th Century America. By 1900, millions of acres of virgin pine and hardwood still existed in the southeastern United States, including in Louisiana. For a variety of reasons,...

Triggering remembrances

...g through a garden breeze can suddenly trigger the vivid memory of a summers day six months earlier. A musical phrase can recollect an evening of dinner and dancing in the company of good friends. These apparently random remembrances, triggered by a sensory cue representing only a portion of the origina...

Research highights from Pacific Northwest National Laboratory

... 2001. For more on DSOM, see . Scientists see a vivid picture of DNA repair process - All known life forms, including humans, spend a considerable portion of their energy making and repairing their cellular DNA. Damaged DNA left unrepaired can lead to mutations, cancer and other abnormalities. In an ...

AAAS announces Science Journalism Award winners

...22-24 October 2000). He was praised for painting a vivid portrait about a Johns Hopkins University program to bring much-needed vitamins to the people of Nepal Newspapers with a circulation of less than 100,000 Richard Monastersky of The Chronicle of Higher Education won for the articles, "Nowhere M...

Nature reserves aren't protecting pandas, study shows

...ments in the preserve, the research team paints a vivid picture of why years of protected status have meant less panda-friendly living in the reserve. Only about 1,000 giant pandas remain in the wild. About 10 percent of these live in the Wolong reserve. Created in 1975, the reserve is a flagship ...

Eye strips images of all but bare essentials before sending visual information to brain, UC Berkeley research shows

...he visual world, sketchy impressions that make our vivid visual experience all the more amazing. "Even though we think we see the world so fully, what we are receiving is really just hints, edges in space and time," said Frank S. Werblin, professor of molecular and cell biology in the College of Letters & ...

Study sheds new light on how the 'mind's eye' works

... photos. "When you look at something, it's really vivid and when you close your eyes to imagine it, the image is not so vivid," said Fried. "So, we were surprised that the brain cells fired at almost the same intensity." Of the neurons that fired selectively during both vision and imagery, the majority ...

UNC-CH researchers to study social effects of N.C. hurricane

...he historical record. Such personal stories record vivid memories and present history to the public in new ways. Without historians' efforts, the stories preserved on tape and in transcripts would eventually be lost. "Voices after the Deluge" will build on the UNC-CH Southern Oral History Program's recent...

AAAS Announces The Winners Of Its Science Journalism Awards

...concepts involved in climate change research and a vivid portrayal of scientificresearch under extremely difficult circumstances. In the radio category, David Baron won for "Montserrat Volcano Science," whichwas aired on September 8, 1997, on National Public Radio. Baron is honored forhis initiative and or...

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