500,000 years of climate history stored year by year
... outer coat of the grain, successfully resists the ravages of time. The material is extremely resistant to environmental influences and even withstands strong acids or bases, Professor Litt explains. Using hydrofluoric acid or potassium hydroxide he dissolves the pollen grains from the sediment samples; the ...Plants' management of nutrient suggests environmental remedies
...calcium balancing act to help plants adjust to the ravages of acid rain. Produced by interactions between water vapor and human-created pollutants, acid rain can disrupt plants' calcium balance by leaching significant amounts of calcium from agricultural and forest soils as well as from plant leaves, acco...Recurrence of a flu pandemic similar to infamous 1918 flu could kill 62 million
...lic alike have been acutely aware of the potential ravages that could result from a flu pandemic. Although many people might still recall the pandemics of 1968 and 1957, it is the infamous 1918-1920 pandemic--and the possibility of a recurrence on that scale--that causes the most trepidation. Strangely,...Studies at cancer conference show new therapies changing outlook for blood cancer patients
...sponses measured in years and achieved without the ravages of chemotherapy. As a result, a growing number of myeloma patients are now able to live active, productive lives." Myeloma, also called multiple myeloma, is a cancer of the bone marrow that affects production of red cells, white cells and stem c...Chewing up a key regulator of fat synthesis keeps mice lean despite a high-fat diet
... was constantly revved up, were protected from the ravages of a high-fat diet, the Salk team led by Marc Montminy, Ph.D., a professor in the Clayton Foundation Laboratories for Peptide Biology reports in this week's issue of Science. "These mice were able to deal with a high-fat diet much better than their n...Efforts to replicate controversial diabetes therapy bring partial success
...that cause diabetes. To protect the mice from the ravages of their diabetes during the study, they temporarily transplanted 400-500 islets per mouse under one kidney capsule. And they injected the mice with spleen cells. In the original study, the treated mice were all female and the spleen cells came from...Study with smokers shows vitamins combine for benefits
... lines of defense in human lung tissue against the ravages of cigarette smoke, Traber said, which creates destructive free radicals. If the body has adequate levels of vitamin E, this protective antioxidant can interact with the peroxyl radicals created by cigarette smoke and prevent the destruction of lung ...Scientists evaluate impact of preemptive malaria treatment for infants
...y effective way to protect young children from the ravages of the disease. Children account for the majority of malaria deaths. Leading scientists from an ambitious international consortium charged with evaluating the potential of Intermittent Preventive Treatment in Infants (IPTi) will explore the results...Missing fossil link 'Dallasaurus' found
...an currents; their bodies often fell victim to the ravages of other sea life, such as sharks, who would pick away at carcasses for food. Because of their mostly shallow sea and seaside habitats, the remains of early mosasaurs are even more rare and much harder to find. But in the last two decades, many new d...Epigenetic activity silences Rb2/P130 gene in lung cancer
...l test which could save many, many people from the ravages of cancer," he said....International stem cell meeting in Kobe, Japan
...issues afflicted with congenital conditions or the ravages of injury, disease or age. It is a dynamic research field with great promise and hopes, delivering many new and, at the same time, provocative insights. The aim of the workshop is to review the current understanding of the recent achievements made in...... C in helping plants defend themselves against the ravages of ozone smog's particularly nasty component. By manipulating dehydroascorbate reductase (DHAR), a naturally occurring enzyme that recycles vitamin C, to increase the level of the vitamin in leaves, Gallie has been able to reduce the harmful effects...