Tag: "researchers" at biology news
Low-Protein Diet May Reverse Kidney Disease
...ood-protein level worsened, " says Walser. Hopkins researchers
put 16 adults on a very low protein diet with esse...estricted diets needs to be reconsidered." Hopkins researchers
plan to repeat the study with a larger number of patients. Nephrotic syndrome is marked by damage to...
New Ultrasensitive Technique For Accurately Characterizing Biomolecules Is Developed By Cornell Chemists
...of basic medical exploration. The technique allows researchers
to take samples as small as a single cell and iden...possible with current analytical technologies, the researchers
say. The technique could be used for molecular investigations about human medical disorders at the ...
Ocean Sediments Contain Record of Past Vegetation Fires in Africa
...t least in Africa during the Pleistocene era, than researchers
expected. National Science Foundation (NSF)-funded marine geologists David Verardo and William Ruddiman of the University of Virginia in Charlottesville have found in their research on ocean sediments the first detailed marine record of late ...
Nitric Oxide Found To Control Cells By Turning On Genes; Suggests New Role In Health And Disease
...a new message system insideliving cells, a team of researchers
led by Duke University Medical Centerreports findi...of the National Institutes of Health. The researchers
theorize that the process of flagging proteins with NOto activate them may prove to be as fundamenta...
Study Shows Songbirds Switch From Bugs To Berries To Fuel Fall Migration
... grounds in Latin America and theCaribbean. "Many researchers
and bird watchers knew that North American migrating birdsconsumed fruit during autumn, but the extent and importance of that shiftwasn't clear," said Jeffrey Parrish, author of the study. "There has been ahuge gap in our knowledge about the biologic...
Newly Discovered Bacteria Produce Magnetic Material
...ene andtetrachloroethylene, and heavy metals." The researchers
found similar bacteria at the Naval Oil Shale Rese...e bacteria," Phelps says, "also are of interest to researchers
studyingthe evolution of the atmosphere, the banded iron formations responsible forthe earth's magne...
Harvard, Duke Researchers Discover 'Off-switch' Inside Human Cells
...earchers. In a report in the Sept. 12 Nature, the researchers
reported discoveringa protein called RGS10 in human cells that seems to turn off, or desensitize,G proteins. G proteins are important "signal transducer" molecules insideevery cell in the body, including heart cells and brain cells. These proteinswi...
Major Plant Genome Research Project Underway
...of Agriculture (USDA), have funded three groups of researchers
to begin systematic large-scale genome sequencing ...ars to come." Although the three groups of researchers
selected for the current research grants are supported by separate awards, each is part of a single ...
How Birds Sing
... to human learning, memory and speech acquisition, researchers
at the University of Chicago Medical Center have c...g to activity in different areas of the brain. The researchers
were able to show for the first time that structures higher up in the brain's chain of command direc...
PET Project Helps Reduce Pollution Threat From Heavy Metals
...were used to test the lab-scale PET system, so the researchers
expect the field-scale modelwill work effectively ...well thePET prototype works in the real world. The researchers
mustmonitor the system for several months to see how it holds upunder the freeze-thaw cycles of wint...
Discovery Of Cell Sites May Shed Light On How Bodily Systems Interact
...issue of the journal Endocrinology. Specifically, researchers
identified two types of receptors for interleukin-...f the U. of I. College of Veterinary Medicine, and researchers
from INRA-INSERM(the equivalent of the USDA and NIH in France) and Hoffman LaRoche, an international...
Discovery Could Help Understand Breast-Cancer Therapies
CHAMPAIGN, Ill. -- Breast-cancer researchers
at the University of Illinoishave identified four amino acids viewed as leading actors in the bindingof estrogen and anti-estrogen hormones to receptor proteins in the femalereproductive system. The findings could prove to be crucial in efforts to u...
Component In Soy Products May Be Substitute For Estrogen Treatment
... 16 in Brussels, Belgium, by Universityof Illinois researchers
attending the second International Symposium onThe Role of Soy in Preventing and Treating Chronic Disease. Isoflavonesact like weak estrogen-like compounds that are thought to have effects onbone and cholesterol metabolism. They also are believed to ...
Researchers Identify A New Cellular Structure: The "Dumposome"
A team of researchers
studying the one-celled organism Tetrahymena has d...reaking down DNAwithin their middles." "Other researchers
had thought that the structure was just a developing nucleolus, which is the part of the nucleusthat...
Green Glow: Not Only For Halloween
...he coil to form a ring of three amino acids." The researchers
chose to study the modified GFP because it is more...tural variant. In a second experiment, the researchers
deliberately changed one amino acid in contact with the green pigment, in hopes that change would ma...
New Software Provides Quick Analysis of ion-Channel Activity
...- can be so difficult and time-consuming that many researchers
have simply given up on it. But comprehending the...alysis with remarkable efficiency and speed. The researchers
have received a four-year, $1 million grant from the National Institutes of Health to enhance the pr...
Newly Discovered Gene Halts Cell Division and May Have Cancer Link
...t that is notoriously linked to tumor growth. The researchers
suspect that certain genetically unstable breast, ...ent options for cancer patients. In the study, the researchers
identified a human breast tumor cell line that is sensitive to the cancer drugs taxol and nocodazole...
Cholesterol Anchor Helps Signaling Proteins Direct Development
... makes a lot of sense." The new results could help researchers
better understand Smith-Lemli-Opitz syndrome, a serious developmental disorder that strikes approximately one in every 9,000 babies. The disorder disables the body's ability to make cholesterol, producing multiple serious birth defects. The other s...
Researchers Find Genetic Clues To Intestinal Disease
...eries of recently published studies, Johns Hopkins researchers
have shown that an intestinal disease affecting 40...study, published in the March issue of Lancet, the researchers
found that the disease occurs earlier in life in people whose parents also have a history of Crohn's...
'Juliet' Evades Primate Center Expedition
...inct in about 20 years. According to Glander, the researchers
were particularly surprised at thereduced number of other lemur species in the east-coast Forest de la Garewhere the expedition ventured. They sighted only a single bamboo lemur andheard the calls of black-and-white ruffed lemurs. "There should have...
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