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Residue in Biological News

American Chemical Society's Weekly PressPac -- Jan. 28, 2009

... tons of cornstalks, wheat straw, and other crop residue from farm fields, bailing it, shipping the ... and California have concluded that this Crop residue Oceanic Permanent Sequestration (CROPS) approach ... be 92 percent efficient in sequestering crop residue carbon. They recommend that ...

Preventing soil erosion in continuous corn

... energy sources, the increased harvest of corn residue for cellulosic ethanol production is likely in ... continuously, in part because perennially high residue amounts favor annual harvests, and also because corn residue left on the soil surface is a source of inoculum ...

New technique is quantum leap forward in understanding proteins

... analysis between two proteins identifies residue positions that vary together from residue positions that vary at random. Covariance has ... boxes in this grid represent all of the potential residue interactions, and the overall analysis forms a ...

A model to measure soil health in the era of bioenergy

... an array of management practices, including crop residue removal, on long-term SOC levels by using this ... and organic amendments, as well as crop residue removal. The results showed success in predicting ... by all land managers to guide the amount of crop residue that can be sustainably harvested as feedstock ...

Limited biofuel feedstock supply?

... feedstock. Stover and other crop biomass or residue is frequently referred to as "trash" or a waste, ... matter in the soil be addressed before crop residue is removed from the land," states Doug Karlen, ... limits." Most estimates of the amount of crop residue that can be sustainably harvested consider only ...

Alternative methods proposed to detect pesticides and antibiotics in water and natural food

... analysis methods for the detection of pesticide residue (carbamates) and antibiotic residue (sulfonamides) in water, plant foods and food of ... in food of these contaminants below the Maximum residue Levels (MRL) established by the European Union, ...

Tailor-made recombinant proteins in mammals

... been around for a long time; typically they make use of the amino acid residue lysine. But there are lots of kinds of proteins in a cell, and any of them ... amino acids in a particular sulfatase, into the nonstandard amino acid residue formylglycine. "Formyl" is another name for a simple aldehyde group. ...

Replacing corn with perennial grasses improves carbon footprint of biofuels

... soil carbon to former levels on native land. Harvesting the corn residue for cellulosic ethanol production also reduced the carbon in the soil. The more plant residue was removed, the more the soil carbon declined. Planting perennial ...

Did termites help Katrina destroy New Orleans floodwalls?

... years before Katrina struck and noticed that the seams were made of waste residue from processed sugarcane. Known as bagasse, this waste residue is attractive to Formosan termites. After the dikes were breached in ...

Can biofuels be sustainable?

... the soil. Researchers measured the soil organic carbon levels and residue production over 14 years in fields planted continuously with corn, ... that aspect remains to be evaluated." Research into the effects of residue removal on soil organic carbon levels in several different cropping ...

Imports from Latin America may help US meet energy goals, study finds

... gallons of gasoline. [See Figure] Sugarcane and bagasse, the solid residue after juices are pressed from the sugarcane stalk, form the bulk of ... potential supply among the crops studied while bagasse the crushed stalk residue from sugarcane processing and forest industry residues are the principle ...

Bright lights: Mystery of glowing antibody solved by Scripps research scientists

... the joining or stacking of stilbene with a deeply buried tryptophan residue at the active site. In other fluorescent antibodies, such a stacking ... this way: This may be a perfect molecular storm. When the tryptophan residue and stilbene are matched in EP2-19G2, this perfect alignment creates a ...

Study reveals that nitrogen fertilizers deplete soil organic carbon

... in 1955. "What we learned is that after five decades of massive inputs of residue carbon ranging from 90 to 124 tons per acre, all of the residue carbon had disappeared, and there had been a net decrease in soil organic ...

Discovery may help defang viruses

... with which the virus is able to multiply. By replacing this key residue with different amino acids, the researchers were able to generate mutants ... no gene to delete." But these viruses do have an amino acid similar to the residue identified in poliovirus, which can be replaced to produce weak variants. ...

New advance in revolutionary 'bullet fingerprinting' technique

... that components of the sweat deposit survive washing and wiping of the surface. Goddard explains, "Once a finger has touched the metal surface, a residue remains behind, this starts to react with the metal and an image of the fingerprint can be developed by use of elevated temperature and humidity, ...

Improving livestock productivity in Honduras

... of Agriculture. The objective was to establish a strong basis for delivering a set of integrated services in areas such as genetic improvement, residue analysis, nutrition, health and reproduction. Through assistance from international donors, including the IAEA, the laboratories operating under ...

Ethanol production could jeopardize soil productivity

... ongoing at Agriculture and Agri-Food Canada to examine different types of crops for not only their grain and end-use quality but also for their crop residue production and quality. Some crops are being developed as platforms for biomass production. ...

Understanding soil carbon sequestration: New book presents key concepts

... Cropping Systems in the U.S. Great Plains," "Influence of Management on Soil Organic Carbon Dynamics in Northern Mixed-Grass Rangeland," and "Crop residue Management and Soil Carbon Dynamics." The book's content is not limited to the U.S., however, as some of the key chapters cover research done in ...

Evidence of earliest known domestic horses found in Kazakhstan

... to prove that horses were harnessed and possibly ridden in the fourth millennium B.C., in Kazakhstan. Researchers used a novel method of analyzing residue from fat-soluble lipids found on ancient Botai pottery to find traces of fats from horse milk, leading to the conclusion that people consumed horse ...

New process derives 'green gasoline' from plant sugars

... of "cellulosic ethanol" is to turn the carbohydrates, or sugars, from agricultural waste, corn stovers (leaves and stalks), switchgrass and forest residue into ethanol. Dumesic now suggests that instead of converting the water-soluble sugars derived from cellulose to ethanol, it may be better to convert ...

Milk may help bacteria survive against low levels of antibiotics

... of consumers' health," said Dr Manuela Oliveira. "If we can get the doses right, and the animals are cured quicker, we will have less antibiotic residue in the environment and the risk of bacteria such as Staphylococcus aureus developing and spreading antibiotic resistance is lower." ...

Ceramic material revs up microwaving

... researchers believe that once optimized, the material could be used for a variety of remediation applications at a lower energy cost and with less residue than many current methods. ...

Rocky water source

... moderate heating, compared with many chemical reactions, to temperatures of around 100 Celsius to liberate water from gypsum and turn the mineral residue into bassanite, the anhydrous form. "Such temperatures can be reached by small-scale solar power, or alternatively, the heat from flaring oil wells ...

New fingerprint breakthrough by forensic scientists

... forward via a three-year Ph.D. studentship to commence next academic year. The new project will explore further the corrosion of metal by fingerprint residue and investigate how it might be used to detect more crime with forensic science. ...

Energy crops take a roasting

... product which is easier to store, transport and mill than raw biomass. The study examined the energy crops willow, canary grass and agricultural residue wheat straw to see what happened when they went through the torrefaction process and how they behaved at a range of temperatures when they were ...

Scientists find a fingerprint of evolution across the human genome

... the question of what the remaining part of the human genome does. How much of the rest performs other biological functions, and how much is merely residue of prior genetic events" Scientists from Cold Spring Harbor Laboratory (CSHL) and the University of Chicago now report that one of the steps in ...

Bear spray a viable alternative to guns for deterring bears, BYU study shows

... to show that if you sprayed water, they often would run, Smith said. Counterintuitively, Smith and his team also documented 11 incidents when the residue of bear spray applied to objects like tents with the intent to repel curious bears actually backfired and attracted bears instead. Smith cautioned ...

American Chemical Society's Weekly PressPac -- March 19, 2008

... in the Baikal seals. JS ARTICLE # 3 FOR IMMEDIATE RELEASE Contamination and Effects of Perfluorochemicals in Baikal Seal (Pusa sibirica). 1. residue Level, Tissue Distribution, and Temporal Trend DOWNLOAD FULL TEXT ARTICLE http://dx.doi.org/10.1021/es072054f CONTACT: Hisato Iwata, ...

Stakeholders use science to find common ground on wood supply from forests

... Supply Analysis report identifies a potential supply of up to 850 million cubic feet of wood and 8 million tons of biomass from branches and timber residue for such commercial uses as pallets, firewood, poles, lumber, mulch and stove pellets. A group of 20 stakeholders representing forest wood-product ...

Biophysical Society announces 2008 International Travel Awards

... Their Role as Redox Switches. Rong Xia, Institute of Membrane and System Biology, Leeds, United Kingdom, Role of the Conserved Asp987 residue in the Ca2+ Permeation of hTRPM2 Channel. Junichiro Yajima, Gakushuin University, Tokyo, Japan, Microtubule Sliding and Rotation Driven by ...

Sticky questions tackled in gecko research

... the way in trying to create gecko-inspired robots that can scale any surface. The goal is to create a completely dry adhesive that doesnt leave any residue behind and will remain attached as long as you apply a load to it and can be re-used an unlimited number of times, Russell said. Once we conquer how ...

Menace in a bottle

... says Tait. The goal is reliable detection of liquids, with high throughput, that is non-contact, non-invasive, requires no radiation, produces no residue and uses the existing airport security portal. SENSIT is one of S&Ts Homeland Innovation Prototypes (HIPS) projects high-impact innovative ...

Spreading viruses as we breathe

... mouth, the liquid component of the droplet dries in the air and the dry residue travels large distances. "When a droplet dries in the air the residue is carried in the air, and therefore there is a risk that people can ...

'Computer-chemistry' yields new insight into a puzzle of cell division

... by laboriously making "mutant" versions of a protein in which a single residue is altered and lab-testing whether the resulting subtle change in the ... evaluations of the two hot spot residues the study identified, one residue on the phosphatase and the other on the kinase. Both hot spots are located ...

New technique helps researchers determine amino-acid charge

... study, Grosman and colleagues used protein engineering. They mutated each residue of the pore's lining with basic amino-acid residues, which can acquire a ... upon releasing them. "One thing is the proton affinity of an amino-acid residue when the amino acid is dissolved in a lot of water in, say, a glass ...

New discovery: If it weren't for this enzyme, decomposing pesticide would take millennia

... respectively." In contrast, the half-life of the potato pesticide residue chloroacrylate -- 10,000 years -- matches the half-life of plutonium-239, ... in Wolfenden's laboratory by analyzing what happened to the pesticide's residue at various temperatures and then extrapolating the results to room ...

Loss of a universal tRNA feature reported

... during the process of translation. Until now, bacterial, archaeal, and eukaryotic tRNAs have always been found with an extra guanylate residue at the 5' end of the tRNA molecule. The scientists, led by Kelly Williams of VBI, have shown that tRNAs carrying the amino acid histidine in the ...

Darwin's famous finches and Venter's marine microbes

... any but one of the 10 key residues. Using structural modeling, and patterns of sequence conservation, Kannan was able to show that loss of one key residue could be compensated by changes around other conserved regions of the protein, and that some of these changes in bacterial kinases are also seen in ...

The chimpanzee stone age

... nuts when compared to ancient human or modern chimpanzee stone tools. Also, they found several types of starch grains on the stones; part of the residue derived from cracking local nuts. The tools are 4300 years old, which, in human terms, corresponds to the Later Stone Age (PNAS, February 2007). ...
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