Tag: "deep" at biology news
Tracks in iron provide an insightful map of microbial world
...trace elements such asiron. Igneous rock is forged deep
in the Earth at very high temperatures wherelife is absent. It also can contain iron. Working in collaboration with scientists from NASA's Jet Propulsion Laboratoryand the Institute for Great Lakes Study at UW-Milwaukee, the Wisconsin teamsampled the...
USGS scientists tracking environmental damage from Floyd
...ps, submerged cars,and bridges and roads topped by deep
water to collect data and determine theamount of environmental damage done by Hurricane Floyd's heavy rains. USGS scientists from South Carolina to New York are sampling water from floodedareas, streams and rivers looking for bacteria, sediments, he...
New drugs target HIV's deep pocket
... images of gp41 to develop molecules thatbind to a deep
pocket within the gp41 protein, halting its ability to jackknifeinto a human cell membrane. If HIV loses the function of gp41, it can no longerinfect human cells. In the October 1999 issue of the journal Nature Structural Biology ,HHMI investigato...
MIT study assesses effects of Kyoto Protocol
...equivalent CO2-only control when emissions cutsare deep
enough to stabilize the radiative effects of these gases. "Thisresult," according to Professor Prinn, "indicates significant weakness in thewhole GWP approach, in that this approach does not 'level the playing field' forall possible strategies. Inste...
Sandia portable chemical sensor system promises new way of detecting underwater explosives
...explosives under water, whether in a rice paddy or deep
in the ocean. The chemical sensor system consists of separate components that take a sample ofliquid drawn from water surrounding submerged objects containing explosives,extract the molecules of interest on a fiber, desorb the molecules from thefiber...
Scientists discover addition of new brain cells in highest brain area
...cerebral ventricles, large fluid-filled structures deep
in thecenter of the brain, and then migrated considerable distances to various partsof the cerebral cortex. This type of migration, which had never been seenbefore, may prove useful in guiding therapeutic cells to desired sites in thebrain that have ...
On the floor of the sea: USGS biologists search for rare, white abalone
...set out on anexperimental expedition to explore 24 deep
reefs (to 200 feet) for remnantpockets of white ab...ge aggregations of white abalone survived on those deep
reefs, even beyondreach of the 1970s scuba and hookah divers. Even surveys of more than 25 acresof w...
Gene mutation tied to deafness found in African-Americans and Caucasians
...earing. Auditory signals emanating from hair cells deep
within inner ear canals dependupon the flow of potassium. Gap junctions allow potassium to flow from haircells to neighboring cells. As hair cells are the first to respond to soundvibrations, a connexin mutation that interferes with efficient potassi...
Harbor Branch to receive $2.1 million of a $4.9 million multi-institutional grant to discover new natural product leads for cancer chemotherapy
... patented compound, discodermolide, was found in a deep
water sponge and is now undergoing advanced precli... focuses on the microbes found in association with deep
water marine invertebrates such as sponges and cnidarians (sea fans). Drs. Amy Wright and Peter McCa...
Evidence for historic global warming published in Science
... an event that resulted in an extensive die-off of deep
sea dwelling organisms, according to this week's i...g warm surface waters to sink, and intermediate to deep
ocean temperatures to rise by approximately 4 to 8 degrees centigrade," according to the Science art...
1999 Fall Meeting: Press conferences and special events
... is apparently the dynamics of large ice sheets on deep
ocean circulation. Researchers consider our present "interglacial climate" to be fragile. The Day the Solar Wind (Almost) Disappeared Monday morning. The day was May 11 this year, and data suggest that the solar wind dropped to almost zero. This wa...
UB establishes institute for research on lasers, photonics and biophotonics
...ensitizers that allow for moreeffective therapy in deep
tumors. The work was aided by the institute's interaction with Roswell Park Cancer Institute. Compact disks that store information, not just on the surface, but in three dimensions, allowing for thousands of times thestorage space that currently i...
Rheumatoid arthritis: Olive oil and cooked vegetables may help
...pointed to a similar role for fish oils. Oil from deep
sea fish such as tuna, herring, salmon or cod contain anti-inflammatory n-3 fatty acids. The authors propose a metabolic mechanism through which olive oil appears to protect against the development of RA and inhibit its inflammatory response. Espec...
Fall Meeting: updated press conferences and special events
...arently the dynamic effects of large ice sheets on deep
ocean circulation. Researchers consider our present "interglacial climate" to be fragile. Panel: Richard Peltier, Department of Physics, University of Toronto, Toronto, Ontario, Canada Nicholas J. Shackelton, Godwin Institute for Quartenary Research,...
El Niño's dramatic impact on ocean biology and carbon dioxide captured by unique monitoring system
... carbon dioxide because of the carbon-dioxide-rich deep
ocean waters brought to the surface here and the relatively low levels of biological activity. The researchers calculate that 700 million metric tons of carbon normally released to the atmosphere as carbon dioxide were kept in the ocean during the ye...
Team led by MSU biologist finds bacteria deep in Antarctic ice
...has discoveredbacteria in an ice core drilled from deep
within a frozen Antarctic lake. The bacteria cam...in other Antarctic frozen lakes, butnone nearly as deep
as Lake Vostok. Microbes are known to hang out in other extreme environments,such as hot vents alon...
Bacteria may thrive in Antarctic lake
...ake Vostok, a suspected body of subglacial water deep
in the Antarctic interior, indicate that bacteria may live thousands of meters below the ice sheet. The findings by two National Science Foundation-funded researchers are scheduled for publication in the Dec. 10 issue of Science. Two rese...
Life in the inferno: researchers identify factors that determine where microorganisms can survive in the hellish world deep underground
... factors that determine why microorganisms survive deep
underground in some places, but not others, report...dded in rock hundreds of meters below dry land, in deep
ocean sediments and in fissures crisscrossing the ocean floor. "We're at the point of recognizing...
Study reveals family secret of how viruses enter cells
...ses and polioviruses each have shells that contain deep
crevices or canyons, and this is the site at which binding occurs," Rossmann says. "In fact, this site may be a trigger for initiation of the subsequent uncoating step required for viral infection." By comparing the processes used by rhinoviruses...
University of Georgia professor writes first book on phylogeography--a field of study that he helped found
...at generate energy for the cells. Soon, Avise was deep
in the study of mitochondrial DNA (mtDNA), mainly as a training exercise. He didn't know then that he was on the trail of an entirely new scientific discipline. Intriguing questions kept arising at every turn. "Over time, many unorthodox perspective...
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