Purdue-Made Soil Benefits The Environment
...and other industries could use it to reclaim areas depleted of vegetation by industrial use. "There are a number of sites, such as coal mines and gravel pits, where land has been depleted," she says. "To reclaim these sites quickly with vegetation requires nutrient-rich topsoil, and we can't afford to take th...Researcher Discovers Plant Genes For Phosphate Uptake
...ently known reserves, rock phosphate mines will be depleted by 2090, according to calculations by a Canadian researcher in 1996. Among the big three nutrients -- nitrogen, phosphorus and potassium -- phosphorus is the hardest for plants to get out of soil. The degree of phosphorus availability varies from pla...New Imaging Technique Pinpoints Dead Heart Muscle
... The test pinpoints in injured heart tissue depleted concentrations ofcreatine, a molecule that provides energy to the muscle. The new test worksusing commonly available magnetic resonance imaging scanners, which will makethe technique potentially widely available. "Until now, there were no me...Antioxidants May Reduce Harmful Complications Of Diabetes
... were beginning to show signs of complications had depleted their store ofantioxidants," said Duke researcher Dr. Emmanuel Opara in an interview. "Further, we found a significant correlation between high blood-sugar levels anddepletion of antioxidants. "It appears that this depletion is a major risk f...As A 'Carbon Sponge,' Iron-Poor Coastal Waters Can't Always Do The Job, NaturePaper Shows
... several iron-poorsites along the California coast depleted virtually all of the silicate from thewater, before using nitrate. Silicate is used by a dominant group ofphytoplankton called diatoms to make a shell of silicon dioxide--the samecompound found in window glass and the gemstone, opal. When diatoms can...Treating Anemia Reduces Risk Of Death For People With HIV
...emia early and treat it." Anemia, marked by a depleted number of red blood cells that carry oxygen tothe body'stissues, is a major cause of debilitating fatigue in people with HIV. Thecondition is oftenconsidered an inevitable complication of living with HIV and affects up to 95%of people overthe course ...Alaska Scientists Say Salmon Declines Inevitable
...rients necessary for phytoplankton production were depleted from the surface layer of the ocean. That has not been observed before in the Gulf of Alaska. Another thing that has been noticed is a change in the phytoplankton species composition in the Bering Sea." Don Schell, the director of UAF's Institute of...Inherited Depression Linked To Shortage Of Cells In Brain Region
... stress hormone cortisol and toserotonin, which is depleted in depression. Using a larger number of tissue samples from the Stanley Foundation inBethesda, Md., Öngür and Price were able to confirm this result and show thatthe decreased number of glia is restricted to patients with a family his...Exercising Just Three Days May Provide Heart Attack Protection
...se routine isessential because the proteins can be depleted as quickly as they are created. "These proteins don't stay around very long," he said. "You have tocontinue with the exercise, or you lose the protection."......splanted organ, the donor organ must remain nearly depleted of its donorimmune system cells, which are replaced with like-recipient cells. Not only arethe donor leukocytes more useful at other sites within the recipient, but their excessive presence within the donor organmight raise a red flag that could sig...Study Bolsters Theory Of Plant Nutrients Trapped In Soil
... substances trapped in soil from depleted farmland. They could also know whether contaminants trapped in humic acid will remain there and do no harm to the environment. "That's a very real po...Sharks Get Porthole Of Opportunity
...NMFS failed to take meaningfulsteps to rebuild the depleted swordfish stock. "The U.S. has a real opportunity to be a world leader in swordfishconservation by committing to an effective swordfish recovery program in theinternational arena, including quota cuts," Pikitch said. This is our best hopefor...Surface water not always the answer to Bangladesh arsenic pollution problem
...soil -- with soils in wetter climates more heavily depleted ofarsenic and other metals as compared to deep core samples. Their analysis alsogave some hints about the long-term climatic history of Bangladesh. "This leaching -- which is heavier in the monsoon-prone east than in thedrier west -- is long...New enzyme tied to tangles in Alzheimer's disease
...Alzheimer's disease. The enzyme, known as Pin1, is depleted in brains ofpeople with Alzheimer's disease, accor...ients with Alzheimer's disease, Pin1 is apparently depleted byworking overtime to keep fixing tau. For this study, the researchers comparedtissue samples from b...Burrowing mayfly swarms signal a healthier ecosystem, USGS scientists say
...ater areas in central Lake Erie becameperiodically depleted of oxygen due to the decomposition of algae that hadaccumulated as a result of sewage and fertilizers entering the lake. Thisoxygen-deprived water sometimes moved into adjacent shallow areas occupied bynymphs, causing mass die-offs. The recovery of t...Trouble for the world's turtles
...aid Mittermeier. This trade has hit already depleted turtle populations in Southeast Asiancountries particularly hard. China's own turtles are already decimated. SeveralChinese species only discovered in the last two decades are possibly extinct dueto high demand. Vietnam, Bangladesh and Indonesia are...Eastern U.S. benefits from emissions trading by power plants
...anks that many plants are compiling will slowly be depleted asemission caps are gradually tightened, the study points out. Eventually, totalsulfur dioxide emissions are expected to be cut in half as a result of theprogram, according to the report. "However," it adds, "the full effect of theemission reductio......y to solid tumors. Promycin, which attacks oxygen depleted cancer cells, is currently being evaluated with radiation in a multicenter Phase III clinical trial for the treatment of head and neck cancer. Triapine, which is designed to prevent the replication of tumor cells by blocking a critical step in the s...Smokers benefit more from vitamin C supplementation than non-smokers
...than nonsmokers because vitamin C is significantly depleted by smoking.......s of hydrogen per liter of culture, the culture is depleted of stored fuel and must be allowed to return to photosynthesis. Then, two or three days later, it again can be tapped for hydrogen, Melis said. "The cell culture can go back and forth like this many times," said Dr. Maria Ghirardi of NREL in Colora...