New Alzheimer's-Associated Mutation May Provide Key To Disease Process
... The level of risk conferred by the A2M-2 mutation appears similar to the riskconferred by the gene variant apoE-4. However, individuals carrying bothvariants do not seem to have a further increase in their risk. Although apoEappears to affect the age at which symptoms appear, the researchers found thatA2M...Purdue Study: RNA 'Motor' Transports DNA In Virus
...lMolecular Cell. A review covering this study also appears in the July 24 issueof Cell. Guo's findings represent the first example of a hexagonal-shaped RNAcomplex. It is also the first example of transportation vehicles using RNA asbuilding blocks. Information from the study may someday be used to d...Gene Discovery Provides Insights Into Epilepsy
...rief lapses in consciousness during which a person appears to be staring intospace. Half of all forms of epilepsy are thought to have a genetic basis, whichis at present poorly understood. The discovery of the novel gene, reported in the August 1998 edition of thejournal Nature Genetics, shows that calciu...Biologist Wins Simon Fraser University Controversy Prize For 'Silent Spring' Of The '90s
...by Harvard University Press ($24.95US). An excerpt appears in the July 16 edition of Simon Fraser News, availableon the Web at http://www.sfu.ca/mediapr/sfnews/1998/july16/opinion1 ....Studies Suggest Cold Can Protect Valuable Papers
...able documents." A report on the research appears in the current (July 15) issue of theJournal of the American Chemical Society. Wolfenden's co-authors are graduatestudent Xiangdong Lu and Dr. Gregory Young, director of the UNC BiomolecularNuclear Magnetic Resonance Facility. The researchers...USGS To Present Diverse Research At ESA Annual Meeting
...least not in RockyMountain grasslands. Rather, it appears that species variation is more afunction of variation in natural habitat conditions. This finding has importantimplications for designingrange management strategies and the role of grazing in such strategies. ("Does Grazing Really Increase Plant Sp...Diabetes Drug And Accutane Block Breast Cancer Cell Growth, Cedars-Sinai Researchers Find
...hedule. Importantly, the drug combination appears to have no adverse effect on healthycells, either in laboratory studies or inimmunodeficient mice injected with human breast cells that form tumors. The way in which the drugs work is not fully understood, although their successis probably d...DNA Vaccine 100 Percent Effective Against Rabies In Monkeys
... Theirreport describing the successful experiment appears in the August 1998 issue ofNature Medicine. "There's no gray area in this experiment. That's what's so beautiful about it,"comments lead author Donald L. Lodmell, Ph.D., an expert in NIAID's Laboratoryof Persistent Viral Diseases located in Hamilton...Grassland Birds Are Not Nesting In Non-Native Grasses
... livestock pasture.After its first year, the study appears to indicate that birds don't nest insome of the new grasses because some varieties don't bunch and leave dirt spacesthat allow the birds to move around on the ground. Also, Haas says, cool seasongrasses can be mowed earlier than warm season grasses, ...Fruit-Eating Birds Discovered Crucial To Rainforest Survival
...wth and survival. "The survival of the rainforest appears to rely to a large degree on thehornbills' ability to disperse seeds of so many species," said Thomas Smith,associate professor of biology at San Francisco State University and co-authorof two scientific papers just published on the Cameroon study. ...Hopkins Researchers Urge Regular Chlamydia Testing For All Sexually Active Teenage Women
... Burstein is the lead author of the study, which appears in the Aug. 12issue of the Journal ofthe American Medical Association. The study, funded by the Centers for Disease Control and Prevention,the Association ofTeachers of Preventive Medicine STD Prevention Fellowship, and by the NationalInsti......g able to fix it. A report on the research appears in the Aug. 14 issue of the journalScience. Besides Leadon, a member of the UNC Lineberger Comprehensive CancerCenter, authors are graduate student Lori Gowen, technicians Anna V. Avrutskayaand Anne M. Latour and Dr. Beverly H. Koller, research assis......he whole NF1 gene of the respective patient, it appears that loss of GAP function is sufficient for the development of neurofibromatosis. The medical impact of the work on neurofibromin and p120GAP is twofold: on the one hand it is now possible to picture how neurofibromin acts on Ras and to......d, worse yet, in somegeographical regions T. cruzi appears to be resistant to the commonly usedmedications. T. cruzi primarily invades heart muscle and certain nerves, slowly destroyingcells. When the parasite attacks the human heart, most victims become acutelyill for four to six weeks but then enter a chr...Penn Researchers Find Mutation In Prostate Cancer Gene
...ates and has a hereditary link.In contrast, CYP3A4 appears to be associated with the commonlyoccurring variety of prostate cancer in the general population --that which occurs in older men without a strong family historyof the disease. Prostate cancer is the second leading cancer killer in men. Thisyear, th...Duke Study Helps Explain How Cells Divvy Up Genes During Reproduction
...es in the cell division process that creates eggs, appears inthe September issue of the Journal of Cell Science. The movies can be viewed onthe Internet at http:/abacus.mc.duke.edu/moviepage.html .......LLAS--August 19, 1998, A defective lipid structure appears to be the culpritbehind many chronically dry eyes,...sture in the eye. This unusually rapid evaporation appears to be the resultof a flawed lipid structure, the layer of fatty oils responsible for coating theeye ...UNC Scientists Succeed In Inserting Gene In Human Cells Via Artificial Chromosome
...very promising." A report on the research appears in the September issue of Human GeneTherapy, a scientific journal. Besides Vos, authors are Drs. Eva Maria Westphal,postdoctoral fellow in medicine; Halina Sierakowska, postdoctoral fellow inbiochemistry; and Ryszard Kole, associate professor of phar...Gene Mutation Found For Common Form Of Mental Retardation
...s of retardation, whichinvolve several organs, MRX appears to affect only the brain. MRX genestherefore give ...e of the brain ofa person carrying the mutant PAK3 appears normal. "Everything is where it shouldbe," Walsh says, but he adds that such gross images would not ...Research Team Finds Gene Causing Two Types Of Muscular Dystrophy
...lar dystrophy, a morecommon condition. The report appears in the September issue of Nature Genetics. "It's a...our work also applied to a more abundant form. It appears that 5 to 10percent of cases of muscular dystrophy may result from mutations in this gene." He adds ...