New Dinosaur Finds In Antarctica Paint Fuller Picture Of Past Ecosystem
...our-centimeter-long piece of a foot bone from what appears to beAntarctica's most ancient bird yet found. Also collected were numerous partial skeletons ofgigantic marine reptiles called plesiosaurs and mosasaurs. According to James Martin, a SouthDakota School of Mines paleontologist on the dig, these speci...Three-Day Treatment Cures Decades-Old Case Of Malaria
...toms, he cured her within threedays. "This appears to be the longest documented case of malaria on re...ergy and Infectious Diseases. A report on the case appears in the Feb. 5 issue of the New England Journal of Medicine. The work was supported by aPhysician Po...Transposable Elements May Have Had A Major Role In The Evolution Of Higher Organisms
...essor in the department of genetics at UGA,"It now appears that at least some transposable elements may be essential to theorganisms in which they reside. Even more interesting is the growing likelihoodthat transposable elements have played an essential role in the evolution ofhigher organisms, including hum...Short-Course TB Prophylaxis Effective In HIV-Infected Individuals
... the rate of activation of latent TB infection. TB appears to increase HIV replication in HIV-infected individuals." The World Health Organization (WHO) estimates that more than 5 million people worldwide are co-infected with HIV and TB, and approximately one-third of all ...At Life's Most Sensitive Stage, Embryos Cope With Stress
... the researchers also have identified afungus that appears to act synergistically with UV-B to kill developing frogeggs. DNA damage may make the eggs more susceptible to the fungus. Mammals also have DNA repair mechanisms; even in the protection of the womb,damage can occur during embryonic development. In t...Plants Thrive With Insect-Induced Immune Responses
...ly research elsewhere has identified ahormone that appears to trigger the biochemical chain reaction that constitutesan immune response in plants. One product that makes use of this chemical totrigger an immune response against disease-causing agents is already on themarket. The UC Davis researchers suspec..."Genetic Factors Influencing Cholesterol Response To Diet"
...e LDL response to diet. One, designated apoAIV-2, appears toprevent the rise in LDL induced by increased int...and is moresusceptible to oxidation, an event that appears to be of critical importance inthe development of atherosclerosis and coronary heart disease.There i...Researchers Take Major Step Toward Cracking Ebola Code
...ults show the glycoprotein, secreted by the virus, appears to interferewith the inflammatory response that is...m ofglycoprotein (GP). However, Nabel says it now appears sGP actually binds toneutrophils and hinders an early inflammatory response that might stop the viru...Cancer Cells Self-Destruct When "Sweet Tooth" Is Thwarted
...e cell linesbut sparedothers. "The key factor appears to be a suicide-stopping gene, Bcl2, that preventscells from entering apoptosis too easily," Dang says. "If this gene is active in the cancercell, the cell is lesssensitive to glucose deprivation." One of the biggest obstacles to using a su......osis. ApoE testing may be such a tool." The study appears in the February 19, 1998 issue of The New England Journal ofMedicine and represents the largest cooperative investigation to date among 26Federally-funded U.S. Alzheimer's Disease Centers (ADCs). Dr. Phelps, whosupervises the ADCs Program for the NI...Lactose-Intolerant People Should Drink More Milk, Expert Says
...e enzyme from birth." Savaiano says milk allergies appears in 5 percent of newborns, but that almost all infants outgrow this allergy by their first birthday. "The best way to deal with this is to continue breast feeding," he says....Biologists Map First Gene For Age-Related Hearing Loss In Mice
...hearing loss (Ahl) gene to mouse Chromosome 10.Ahl appears be to a single gene, recessive trait. The researchers worked with the C57BL/6J inbred strain ofmice, the most commonly studied strain in age-related hearingloss research. Its abbreviated name is the B6 mouse. Larry Erway, professor of biological sci...Uterine Environment Boosts Learning Ability In Mouse Offspring
...Uterine Environment Enhances Cognitive Competence" appears in thecurrent issue of the British scientific journal NeuroReport, published Friday,Feb. 27. Authors are Victor H. Denenberg and Blair J. Hoplight, both of theUniversity of Connecticut at Storrs, and Larry E. Mobraaten of The JacksonLaboratory. ...Intake Of Acetaminophen Increases Risk Of Excessive Anticoagulation In Patients Taking Warfarin
... to raise the risk of majorhemorrhage. The report appears in the March 4 Journal of the American MedicalAssociation. "While acetaminophen generally is a very safe drug for pain and fever,continuous use -- for seven days or more -- should prompt closer monitoring ofanticoagulation levels to reduce the risk ...Virulent Fungus Devastating Potato Crops
...ay from introduction. The article, "Re-emergence," appears in Plant Disease (Vol. 81, Number 12, pages 1349-1357, December 1997.) Fry and Goodwin also co-authored an article, "Resurgence of the Irish Potato Famine Fungus," in the journal BioScience (June 1997)....Rare Mutation Find May Offer Clues To Treating Osteoporosis
...elp older patients." A report the findings appears in the March issue of Human MolecularGenetics. Bes...ilor who came to the Colonies before theRevolution appears to have been the source of the first TDO mutation in theAmericas. Patricia S...Change In HIV May Precipitate AIDS
...AIDS in people who carry HIV? The finding appears in the March issue of Nature Medicine, and wasreported by scientists Svetlana Glushakova, Jean-Charles Grivel, WendyFitzgerald, Andrew Sylvester, Joshua Zimmerberg, and Leonid Margolis. The laboratory model, which allows HIV to be studied in ...Dog Blindness Gene May Help Humans
...wn to cause blindness in at least five dog breeds, appears to be the canine versionof the human gene defect producing RP17, one of the numerous forms of retinitis pigmentosa, a leading cause of familialblindness. Before this latest research, no association had been suspected between RP17 and prcd. Now the re...Lights, Camera ... Reaction: Charting The Biological Effects Of Light InBillionths Of A Second
...her obscure," says Moffat, butthis simple organism appears to be quickly moving towards center stage as asubject of scientific inquiry. "The protein we studied is exquisitely sensitive to light," explains Moffat. "Itis comparatively small, simple, water-soluble and extremely robust. If handledcorrectly it ca......," says Finkelstein. "Because vitaminD deficiency appears to be so common, more people probably should considertaking vitamin D supplements." Additional coauthors of the study are Donald Lloyd-Jones, MD, Ravi Thadhani, MD,MPH, Albert Shaw, MD, PhD, Donald Deraska, MD, Barrett Kitch, MD, andEleftherios Vamv...