From Corn Rootworms To Art, Cornell's Reactor Is At The Core
...ns. Around it are three or four tiny white marks, maybe 1/4-inch long -- the objects of her attention. These are living corn rootworms in soil, caught in the act of searching for the plant root. "Here you can see where they were when we started. In this picture you can see where they were 24 hours later......y dispatches itself." A cell's suicidal tendencies maybe an organism's key weapon in the fight against cancer and autoimmune diseases:cells that wander too far from their source of molecular signals naturallyself-destruct. When the self-destruction mechanism is disrupted, though,cancerous tumors made up of...Nitric Oxide May Hold Key To First Treatment For Deadly Form Of Malaria, Duke Scientists Report
...ay that an immediate application from the research maybe a new way to disarm invasive bacteria that have become resistant to antibiotics-- a major problem in the treatment of infections, especially in hospitalsettings. Other contributors to the work include Alfred Hausladen, a Duke biochemist,and...Nitric Oxide Found To Control Cells By Turning On Genes; Suggests New Role In Health And Disease
...ay that an immediate application from the research maybe a new way to disarm invasive bacteria that have become resistant to antibiotics-- a major problem in the treatment of infections, especially in hospitalsettings. Other contributors to the work include Alfred Hausladen, a Duke biochemist,and...Birds Deal With "Cocktail Party Effect"
...use he was allergic tothe rodents. "I decided that maybe there was a better way to doresearch on this question," Hulse said. He had always been interested in music, having taken coursesin harmony and music theory as an undergraduate, and he is anamateur pianist. "It occurred to me that music was ...One Chimp Can Perceive States Of Awareness In Others
...en thinks that the social bond between two animals maybe the key to their ability to warn each other. The stronger that bond,the greater the warnings the animals gave. Boysen's work is supported by grants from the National Institute ofMental Health. Written by Earle Holland, (614) 292-8384; Holland....Low Oxygen, Key To Fetal Development, Also Offers Cancer Clues
...te," says Ludlow. "Bycomparing the two cell types, maybe we can figure out how thesecells detect and respond to changes in oxygen levels." Understanding why cells respond like they do to hypoxiawould help scientists develop more effective cancer treatments.It bodes poorly when cancer cells in patients...Geologist Finds Hidden Patterns Of Diversification In Ordovician Radiation
...associated withdiversification," said Miller. "and maybe those transitions arefar more abrupt than we appreciate. But those transitions, forwhatever reasons, took place at different times in differentplaces." Miller's research is supported by NASA's Program inExobiology....Pitt Researchers Construct Novel Delivery System For Gene Therapy Of Liver Disorders
...es specific to a patient's disorder, eventually we maybe able to use this delivery system to jump start the body's production oftherapeutic proteins and enzymes, which will offer patients with hepatoma, viralhepatitis, cancer and other disorders a viable treatment," stated Dr. Huang. Currently, D......ing edge molecular biology techniques, crop plants maybe developed to produce the enzymes for a fraction of the cost. Genetic engineering offers many other possibilities. For instance, PacificNorthwest staff believe they eventually can develop plants--potatoes, forexample--that produce useful enzymes in t...Family Ties To Sudden Cardiac Arrest; Study Finds Risk Goes Up 50 Percent
...l of Public Health in Jerusalem, Israel. He maybe reached by calling 011- 972-2-6777115; fax 011- 972-2-6431086. Dr. Siscovickcan be reached in Seattle by calling Laurie McHale at (206) 543-3620. (Pleasedo not publish telephone or fax numbers.)......posium. Recent research suggests that homocysteine maybe a new marker for heart disease and stroke risk. "We now know that individual responses to food cannot be reliably predictedon the basis of studies of large populations of people," said Dr. Krauss. Population studies provide an average, f...When To Reproduce? It's All In The Timing
... It may be a species that is on its way out, or it maybe one that is recent. We have to keep in mind where it is relative to selectivemechanisms or how well adapted it is to the community it lives in." -30-...Recovery From Mass Extinction Is Unexpectedly Diverse
...at the conceal the magnitude of the extinction. Or maybe notall extinctions are created equal: it's not how much you lose but who. "Perhaps mass extinctions can remove species that are important in thebiota-just by chance the Gulf Coast of North America lost the critical ones." Jablonski's findings may ha......er and vegetation became more and more sparse. So maybe what happened was the australopithecines couldn't get enough food and they died out." Gerald Eck, a University of Washington paleoanthropologist who participated in several expeditions with Johanson in Ethiopia, says Kramer's research "adds a fundam...Spinal Cord Injury Treatment May Improve With New Findings On Nervous System Damage
...ed and can lead to the death of cellssuggests that maybe excitotoxicity of AMPA/kainate receptors is the mechanism ofinjury in disease states such as head injury and stroke," Goldberg says. "It also may end up being a very important mechanism of white matter injury inthe spinal cord," McDonald says. "And ...High Blood Pressure Caused By Salt Retention May Be Related To Oncogenes Implicated In Cancer
...y and bloodstream and, ultimately, blood pressure, maybe intimately related to some of the same oncogenes that have been implicated inthe unchecked cellular growth of cancer. Douglas Eaton, Ph.D., associateprofessor of physiology and pediatrics at Emory University and director ofEmory's Center for Cell an......o measure that risk," Absher said. "This technique maybe able to help us do that." The American Heart Association estimates that 50 million Americans havehigh blood pressure. High blood pressure is the leading risk factor for stroke,which is what happens whena blood vessel serving the brain is bloc...Brain Antibodies Provide New Clues To Origins Of Tourette's
...muscle contractions and bursts of words and noise, maybe triggered in part by an infection. "We think antibodies made by the immune system in response to abacterial infection may go on to attack brain nerve cells in a subset of thechildren who develop Tourette's," says Harvey Singer, M.D., profes...Genetic Screening May Be Tool For Selecting Cancer Treatment, Research Suggests
...thing because it can lead to cancer. In this case, maybe wecan use this problem as a strategy for treatment." The researchers started with a known cancer-causing abnormality in BRCA2that is common among Ashkenazi Jews. They then found a pancreatic cancer cellline that contained this mutation, and t...