Bacterial Toxin Surprises Scientists
...digestive enzymes]." In a paper published in the March 1996 issue of the Journal of General Physiology , the researchers mapped out a rough structure of two conformations of colicin Ia, a toxin produced by some strains of E. coli bacteria to kill competing ba...Dangerous Chemical Combination Presents Possible Scenario For Gulf War Illnesses
...ican Societies for Experimental Biology and willbe published in the May issue of the Journal of Toxicology and EnvironmentalHealth. The researchers said their findings are similar to those reported in Scotlandlast month and by an Israeli team last year. Adding to those findings, the Duke and UT Southwestern ...Tumor Suppressor Gene Located In Liver Cancer Cells
...r cells, strengthened their suspicion. In research published earlier this year in the journal Oncogene, Jirtle's team found that liver tumors from 64 percent of patients studied had lost one copy of the gene. The deletion of one copy, or allele, means that a mutation in the remaining copy can limit or destro...New 'Twist' In Proteins Offers Possible Route To Improved Antibiotics
...ation of antibiotics. The researchers, who published their findings in the Nov. 10 issue of thejournal Science, are Christian Raetz, chairman and professor in the DukeUniversity Medical Center department of biochemistry, and Steven Roderick,assistant professor at the Albert Einstein College of Medicine...Duke Geologists Explore Alternative Way To Measure Ice Age Sea Bottom Temperatures
...ed during and between past ice ages. In an article published in the Nov. 24 issue of the journal Science, Duke University geologist Gary Dwyer and colleagues from Duke and other institutions described how the fossilized remains of marine crustaceans called ostracods seem to provide more reliable measurements o......96 issue of the journal Acta Anthropologica Sinca, published in the People's Republic of China. The dating of cave limestones ("speleothems") like those of Zhoukoudian uses principles of chemistry and nuclear physics. Such limestone forms where groundwater contains a high concentration of dissolved calcium and...Duke Researchers Discover Candidate Susceptibility Gene For Autoimmune Disease
...cal Institute at DukeUniversity, the research team published their results in the May issue ofthe journal Immunity. Gregory Taylor and Ester Carballo of Blackshear'slab were the lead authors of the paper. Blackshear also is a professor ofbiochemistry and medicine at Duke medical center. To date, doctors have...Rosemary May Have Anti-Cancer Properties
...ed fats were more beneficial. Milner has already published a number of studies demonstrating the anti-cancerproperties of another flavoring agent: garlic. "We had worked with garlic and were curious if other compounds withantioxidant properties, such as the compounds in rosemary, would inhibitbreast cancer...Duke Researchers Show "Editing" Can Fix Faulty Genes In New Approach To Gene Therapy
... messages, instead of replacing them. The finding, published in the June issue of Nature Medicine ,opens up a new realm of possibilities for correcting genetic information,according to Bruce Sullenger, assistant professor of experimental surgeryand genetics. The Duke team already has begun exploring use of th......s series on "Defense Mechanisms of Arthropods" and published in the national journal. The authors are Eisner, the Jacob Gould Schurman Professor of Biology; Scott R. Smedley, a post-doctoral researcher in CIRCE; Daniel K. Youngs, professor of entomology at the University of Wisconsin, Madison; Maria Eisner, ...International Research Team Clones New Skin Cancer Gene
...skin, the most common human cancer. The findings, published in the June 14 issue of the journal Cell, could lead to a skin cream that would cure the disease, and to genetic testing for susceptibility to skin cancer. Approximately one million cases of basal cell carcinoma occur each year, and its incidence is ...Researchers Use Hydrated Lime To Reduce Toxic Selenium Emissions
...esearcher, both from OhioState. The work, whichwas published in a recent issue of the journal Environmental Scienceand Technology, was supported by the OhioCoal Development Office,a collaborative effort between OhioState and four other Ohio universities....Humble Pocket Gophers Shed Light On The Genetic Fortitude Of Cheetahs
...ugust 10-14 in Providence, Rhode Island. They also published a synopsis of their findings in the June 13 issue ...eetahs in the early 1980s. Their skin-graft paper, published in Science on March 22, 1985, greatly impacted the field of conservation biology. The costs of genet...Protein Glitch May Be Early Problem In Inherited Alzheimer's
...inherited form of Alzheimer's disease. In a report published in the July issue of Neuron, they show that presenilin normally cleaves in two and that a disease-causing mutation in presenilin can prevent the cleavage. Cleavage is an important change for a protein--it probably has a significant effect on wh...Surprising Protein Movement Seen In Cells
...the research. The findings are detailed in a paper published Aug. 9 in thejournal Science. And the rapid protein motion can be viewed in avideo clip to be posted on the Internet, at the followingaddress: http://www.uchc.edu/htterasaki/flip.html The researchers were able to study the movement of proteinsthrou...Nitric Oxide May Hold Key To First Treatment For Deadly Form Of Malaria, Duke Scientists Report
...aster plan of a cell. The study findings, published in the Sept. 6 issue of the journal Cell,describes... pressure, in the circulatorysystem. That work was published March 21 in the British journal Nature. The current discovery was made when the researchers...Low-Protein Diet May Reverse Kidney Disease
...d in part by the National Institutes of Health, is published in the September issue of the American Journal of Kidney Diseases. "Five patients remain virtually cured, while only one patient's blood-protein level worsened, " says Walser. Hopkins researchers put 16 adults on a very low protein diet with essentia...Nitric Oxide Found To Control Cells By Turning On Genes; Suggests New Role In Health And Disease
...aster plan of a cell. The study findings, published in the Sept. 6 issue of the journal Cell,describes... pressure, in the circulatorysystem. That work was published March 21 in the British journal Nature. The current discovery was made when the researchers...Environmental Reform: The Next Generation Project
...deral election campaigns. The full report will be published as a book early next year. "We are stepping up to the plate to fill the environmental policy void by seeking the help of experts throughout the country and the world," said Professor Esty, who was a deputy assistant administrator at the U.S. Enviro...Study Shows Songbirds Switch From Bugs To Berries To Fuel Fall Migration
...roppings todetermine their diets. In reports to be published in Studies in AvianBiology and tentatively accepted for publication in The Condor, Parrish found that a dietary switch from insects to fruit occurred to somedegree in the majority of the 69 species sampled. Several species followeddiets that conta...