Can ancient rocks yield clues about catastrophes like Hurricane Katrina?
...old is passed, a substantial impact on biochemical cycling of continental margins may be expected.' Commentin...sses and feedbacks controlling carbon and nutrient cycling in the modern world and during past periods of extreme warmth is therefore critical to separate huma...Deep sea buffet for bone-devouring worms
...tners' are likely to play substantial roles in the cycling of nutrients into the surrounding deep-sea community." This can be put into context by considering that the Osedax worms and their symbiotic bacteria can turn-over a large amount of organic carbon (one whale carcass may weigh up to 50 tons), approxim...Frog peptides block HIV in lab study
...logies to test the hypothesis that HIV is actually cycling to the dendritic cell surface. "We think maybe it...w has nowhere to hide," Unutmaz said. "And if this cycling is really happening, we may be able to generate a vaccine that will target virus captured by dendrit...Energy Department awards $92 million
...; and minimizing global warming by controlling the cycling of atmospheric carbon dioxide. "Unique microbial biochemistries amassed over eons in every niche on the planet now offer a virtually limitless resource that can be applied to develop biology-based solutions to these challenges," said Dr. Raymond L. O...Geoscientists follow arsenic from chicken feed to streambeds
...cle transport is an important mechanism in arsenic cycling in these watersheds." Graduate student Mary Harvey...occurs. Schreiber will deliver her paper, "Arsenic cycling in agricultural watersheds: The role of particles," at 3:10 p.m. at the Salt Palace Convention Cente...Odd energy mechanism in bacteria analyzed
...her cells would die, and plays a major role in the cycling of carbon on Earth. These bacteria may have been thriving for a billion years or more, but they have the smallest genetic structure of any independent cell and were only first discovered by OSU scientists in 1990. Although tiny, because of their huge...ORNL leading effort to help harness power of Shewanella
...s and minimizing global warming by controlling the cycling of atmospheric carbon dioxide....American Physical Society honors outstanding achievements of two Brandeis scientists
...rrent NIH-funded research further developing field cycling NMR in biopolymers....Mercury in atmosphere could be washed out more easily than earlier believed
...It's definitely a step in understanding the global cycling of mercury and how this toxin is carried by the atmosphere and removed a great distance from its source," Swartzendruber said.......itive to the sedating effects of alcohol, but that cycling hormonal levels can mediate alcohol's effects. "Despite the fact that men outnumber women in terms of having alcohol-related problems, women are more vulnerable to many of the effects of alcohol use," said the study's first author, Young May Cha, a...Study links Alzheimer's disease to abnormal cell division
...ns of the brain most affected by the neuronal cell cycling were the cortex and the hippocampus the same regi...so showed evidence of cell cycling. While the cell cycling appeared to be necessary for neurons to die, it was not an immediate cause of cell death in the mous...Academy honors 15 for major contributions to science
...rly and inspirational book and reviews on nitrogen cycling and its role in the evolving patterns of ecosystem productivity and diversity." The award is supported by Annual Reviews Inc., the Institute for Scientific Information, and THE SCIENTIST in honor of J. Murray Luck and has been presented since 1979. ...MBL scientists to present research at 2006 Ocean Sciences Meeting
...e ecosystem processes that regulate biogeochemical cycling within the ocean interior. Researcher: Linda Amaral-Zettler, Assistant Research Scientist Title: A Microbial Diversity Survey of a Sewage- and Thermally- Impacted Estuary: Mt. Hope Bay, Massachusetts Type of Presentation: Poster Time & Location: Tues...Ironman study redefines fine-tuned: Balance training time with blood pressure variability
...ed effects of swimming 3.9 kilometers (2.4 miles), cycling 180.2 km (112 miles) and then running the standard marathon distance of 42.2 km (26.2 miles). Writing in the Journal of Applied Physiology, the Austrians said faster finishers trained more per week than others, but that contrary to expectations thei...MIT researchers build tiny batteries with viruses
... Cobalt oxide "has shown excellent electrochemical cycling properties, and is thus under consideration as an electrode for advanced lithium-ion batteries." In earlier research, Belcher and colleagues learned they could exploit the abilities of microbes to recognize the correct molecules and assemble them whe...Stowers scientists clarify role of tumor suppressor gene
...srupting PTEN in stem cells results in more active cycling and a loss of the quiescent pool of stems cells that is necessary for long-term stem cell maintenance. PTEN can be phosphorylated in response to other signals that modulate its function. The Li Lab's work demonstrated distinct populations of hematopo...New method confirms importance of fungi in Arctic nitrogen cycle
...antifies the role of mycorrhizal fungi in nitrogen cycling for the first time through measurements of the natural abundance of nitrogen isotopes in soils, mushrooms and plants. The researchers tested their technique using data from the Arctic LTER (Long Term Ecological Research) site near Toolik Lake, Alaska...DOE JGI finishes 100th microbial genome
...obi, are extremely important players in the global cycling of carbon, sulfur, and nitrogen," said Bryant. "Th...ium, technetium, and chromium; important in carbon cycling in anaerobic environments. The entire list of the DOE JGI 100 can be found at: http://genome.jgi-p...Viagra improves high altitude exercise performance up to 45% for some
...nts, all trained cyclists, performed a total of 10 cycling trials, with and without sildenafil at sea level a...eatest drops in stroke volume, cardiac output, and cycling performance between the sea level and high altitude trials without the drug. "Without sildenafil, t......hough DAT undergoes constitutive and PKC-dependent cycling via clathrincoated pits, it lacks conventional internalization sequences. The authors tested whether ubiquitination of DAT could serve as an internalization signal. They screened a library of small interfering RNAs (siRNAs) against endocytic proteins...