Brain Protein "Rescues" Neurons From Atrophy
...such as Down's syndrome, in which brain cells have fewer dendrites." In some cases, such as certain forms of epilepsy, pathologically high levels of activity could lead to undersirable excess growth of the wrong kinds of comnnections, said Katz. Added Lo: "Loss of some kind of neurotrophic interaction coul...Key to Triplet Repeat Brain Diseases Open Door For New Way To Understand, Treat Genetic Diseases"
...ee nucleotides cytosine, adenine and guanine (CAG) fewer than 30times, genes that produce Huntington's disease and other such brain disordersmight repeat the sequence between 40 and 100 times. As the repetition grows,the disease becomes more severe. The Duke study explains why the number of nucleotide rep...Researchers Pinpoint Site For Petit Mal Seizures In Brain
... lead to more specific drugs for the disorder with fewer side effects, said Dr. David Hosford, assistant pr...ment that works as well as current drugs, but with fewer side effects....DNA Techniques Allow Scientists To Become Pollution Detectives.
...because there are more animal species. Humans have fewer DNApatterns." Tamplin and his research team, working with a grant from the U.S.Department of Commerce's National Estuarine Research ReserveSystem, studied pollution at two sites in Florida: Rookery Baynear Naples on Florida's southwest coast, and Apa...Human-Like Ability, Categorical Perception, Found In Insects
...o solve many of the same problems. Some with many fewer brain cells have come up with a comparable, workable solution. We may now expect to find categorical perception in many different systems, between insects and humans."...NCAR Scientist Models Earth's Climate and Vegetation Patterns At Last Glacial Peak
...n South America and Africa, as now, but there were fewer trees globally. The whole world was colder in both summer and winter, with a global average temperature four degrees Celsius lower than now and atmospheric carbon dioxide (a greenhouse gas) at just over half of today's levels. Felzer's study checks t...Selenium Supplements Can Reduce Cancer Rates
... animals fed diets high in selenium had 50 percent fewer tumors than those fed diets of average selenium content. Combs is not recommending the use of oral supplements of selenium; however, he does emphasize the importance of consuming low-fat diets that are adequate in selenium and are balanced with respe...Bottom-up Ecological Processes Better For Clear Waters, Study Finds
...e wouldmean more smaller fish would be eaten. With fewer smaller fish swimmingaround looking for dinner, th...ction will result in more predatorsand plants, but fewer herbivores, because the predators will eat all theextra herbivores, allowing the plants to grow and ...Purdue Researchers Prod Plants To Clean Up Pollution
...uch bioengineered fruits and vegetables would hold fewer toxins, and people eating them would have healthier diets. While Goldsbrough prods vegetables to change the way they take up toxic metals, another Purdue researcher pushes tobacco plants to clean up radioactive waste. Purdue botany Professor Mary Ali...Calorie Restriction Reduces Age-Related Muscle Loss
...Muscle from these rats also containedsignificantly fewer RRFs as well as COX negative activity. What's more,they had significantly lower numbers of mitochondrial gene deletions. "These findings support the notion that abnormalities inmitrochondrial activity may contribute to sarcopenia," said Weindruch. "...Couch Potatoes, Not French Fries, May Be To Blame For Obesity
...kely to be obese than people living in states with fewer fast-food outlets, according to the study. According to Binkley, the study confirms that the problem of obesity is a confoundingly complex one. At most, the study suggests that the types of food one eats may not matter as much as the amount of calori...Fighting Wheat Scab In New York State
... with Fusarium spores. Bio-protected plants showed fewer diseased grains with significantly lower levels of contamination by vomitoxin than did non-protected plants. Bergstrom, da Luz and Christine Stockwell, Cornell postdoctoral plant pathologist, will make two presentations at the APS convention. The...CSIRO Discovery Fights Cell Ageing
...ing, because cells from elderly individuals divide fewer times. Their second discovery is that ageing human cells are rejuvenated whentreated with Beta Alistine'. The cells rapidly recover their youthful appearance-- but if the treatment ceases they immediately become senescent. The CSIRO team also found...Evolutionary Advantage Found For Sex
...it appears more likely that they will carry around fewer mutations.So if you combine sex with natural selection, you end up with a fitterpopulation."...Wild Plant Genes Increase Food Production
...CA, N.Y. -- With a burgeoning world population and fewer places to grow food, Cornell University scientists have begun to locate high-production genes from wild plants to put into domesticated, edible crop plants -- thus boosting food production worldwide, according to their report in the journal Science. ...Researchers To Investigate Years Before Menopause
... per cycle to ovulate. As women age, they have fewer and fewer follicles left until no follicles remain. The standard medical definition of menopause is 1......nshowed significant improvement in performance and fewer errors than men testedafter one month on a placebo. Janowsky says the study indicates that sex hormonesupplementation in men may mitigate the loss of working memory associated withaging. Estrogen and testosterone levels were not related to working me...Many Dog Foods About Equal In Nutritional Value, Researchers Say
...t inindoor dogs. Premium meat-based foods produce fewer stools and less gas. They also may cost more, but they are often fed in lesser quantities becausethey contain higher levels of protein. Authors of the report were Fahey; animal-science graduate student SeanM. Murray; postdoctoral researcher Avinash ...Study Shows Hereditary Legacy Of Radiation Exposure
... canbe distinguished from the other). If there are fewer cells from the cellsthat received radiation, then they have a growth disadvantage from inheritedDNA damage, according to Wiley. Wiley said she found a significant reduction in cell reproduction andgrowth in the offspring of mice that had been irradi......s who received immediate H. pylori eradication had fewer months with ulcers, fewer ulcer symptoms and lower treatment cost. "While the dramatic benefits of H. pylori eradication ...