American Chemical Society's Weekly Presspac -- June 17, 2009
... beautifully sculpted shells that resemble fine
lacework. Their report appears online in the ... from C&EN: Greener processes help pharma, fine
Developing greener processes not ... is providing many benefits for pharmaceutical and fine
chemicals manufacturers. One key reason: process ...
Indoor air pollution increases asthma symptoms
... may be composed of different chemical components. fine
particles measure 2.5 microns or less in size ... Agency (EPA) regulates outdoor levels of fine
particle pollution, but does not have a standard ... both with higher indoor concentrations of fine
particles and with higher indoor concentrations ...
CU-Boulder study suggests air quality regulations miss key pollutants
... still unknown sources to effectively reduce fine
particle concentrations," said Docherty. He and ... Docherty also pointed out that while all types of fine
particle pollutants are considered harmful, ... might exacerbate its impact on human health. fine
particles have diameters of less than 2.5 ...
MED-EL's new MAESTRO
... new sound coding strategies that make hearing the fine
details of sound a reality for people who are ... be enhanced, due to limitations in technology. fine
structure is comprised of timing cues that provide fine
details regarding subtle variations in the pitch ...
Even low levels of air pollution may pose stroke risk
... associations between same day and previous day fine
particulate matter exposures and ischemic ... Despite the fossil fuel industry in the area, fine
particulate matter exposures were low relative to ...
Findings suggest that recent exposure to fine
particulate matter may increase the risk of ...
Local sources major cause of US near-ground aerosol pollution
... consider the origin, composition and type of fine
particles over the United States and connect them ... Physics.
They also found that 30-40 percent of fine
particulates in the western U.S. come from local ... estimated that just 2-6 percent of U.S. surface fine
particulates come from fuel combustion particles ...
Climate change could diminish drinking water more than expected
... Some layers may contain coarse sand and others fine
sand tends to block more water, while coarse sand ... simulated coastlines made entirely of coarse or fine
sand, and different textures in between. They ...
The coming of biofuels: Study shows reducing gasoline emissions will benefit human health
... at county-level resolution included direct particulate matter and indirect fine
particles (2.5 micrometers in diameter or smaller) produced from emissions ... about 5,000 to 20,000 DALY, with most of the damage resulting from primary fine
particle emissions," said McKone. "While county-specific damages range ...
A research work will be the reference to characterize the climatic impact of desert dust
... be an atmospheric warming or cooling", says Guerrero Rascado.
Use and fine
tuning of the LIDAR technique
According to Professor Alados, "the ... has required a four-year effort, was organized in three main lines: the fine
tuning of the equipment; the development of algorithms for profile ...
Healing wounds with lasers, vehicles that drive themselves, other cutting-edge optics
... to be launched around 2012 and would have a ground resolution twice as fine
These powerful public eyes in the sky have already had an ... can be displayed; the other important feature is the time resolution: how fine
a time scale can be achieved. Conventional analog television displays use ...
Lyncean Technologies Inc. receives $1.2 M from NCRR to develop new imaging technique
... images can distinguish subtle variations in soft tissue at an extremely fine
When complete, the CHRIS development aims towards a product ... other clinical radiological applications which require the detection of fine
structure within soft tissue.
Fluorescent cancer cells to guide brain surgeons
... the brain. Gliomas are often resistant to chemotherapy. These tumors grow fine
extensions that infiltrate normal brain tissue and, in addition, ... in the brain tumor. Laser light causes the substance to glow and makes the fine
extensions of the tumor visible.
"Other contrast agents often fade," ...
The secret to chimp strength
... because our nervous systems exert more control over our muscles. Our fine
motor control prevents great feats of strength, but allows us to perform ... In other words, chimps make lousy guests in china shops.
In addition to fine
motor control, Walker suspects that humans also may have a neural limit to ...
Study finds hemlock trees dying rapidly, affecting forest carbon cycle
... of the forest carbon cycle including tree growth, leaf litter and fine
root biomass, and soil respiration over the 3-year period.
"While we ... in the Northeast."
The study showed, among other things, that very fine
roots in the girdled and hemlock woolly adelgid-infested plots declined by ...
Texas researchers provide emissions data for livestock industry
... gaseous form," Auvermann said. "Unless it reacts with other gases to form fine
particles, it's gone from the air within a few hours to a few days. And we don't see much of the fine
particles around here that would suggest otherwise."
Casey and Parker ...
Decreasing insulin resistance prevents obesity-related cardiovascular damage
... diabetes, the body begins to miscalculate insulin needs and overproduce; fine
control is lost and the high and low insulin swings begin.
"If you are ... Studies.
"What this gene is telling us is, if you can just improve the fine
control, the fact that your fasting glucose is a little off, despite the ...
From sheet metal elements to host cells: DFG launches 10 new collaborative research centers
... Under the main heading of "Manufacturing Complex Functional Elements using fine
Gauge Sheet Secondary Forming Elements Sheet Metal Mass Forming" the ... flux not only in the plane, but also out of the sheet metal plane in fine
gauge sheets. On the other hand, the focus is on the development of new, ...
Wistar scientists find key to keeping killer T cells in prime shape for fighting infection, cancer
... dramatically enhance antiviral or antitumor T cell responses, but also to fine
tune which response you want to enhance in order to reverse T cell ... to understand the pathways the receptors control, and then to learn how to fine
tune reversal of exhaustion by targeting pathways that selectively control ...
Case Western Reserve University project ties soil conservation and river management together
... want to address stewardship of our rivers," said Whiting.
For instance, fine
sediment carried into rivers can cloud the water and can choke out freshwater bugs and fish that require cleaner water. fine
sediment deposited on the stream bottom can smother eggs laid by fish ...
American Chemical Society's Weekly PressPac -- Aug. 13, 2008
... persistent free radicals (PFRs) form on airborne nanoparticles and other fine
particle residues as gases cool in smokestacks, automotive exhaust pipes ... Americans die each year from cardiopulmonary disease linked to breathing fine
particle air pollution, he says. However, Dellinger stresses additional ...
Killer whales, blind bats, discriminating dolphins, mating birds
... FROM FLIPPER
Dolphins have a very keen sonar system that is able to make fine
distinctions between complex targets such as buried mines. But what are the cues these animals use for fine
target discrimination? Whitlow Au ( email@example.com ) of the University of ...
New clues to how proteins dissolve and crystallize
... experiment has allowed the group to perform near-edge x-ray absorption fine
structure (NEXAFS) measurements on liquid samples that would otherwise be ... mixed chemicals flow rapidly through a fused silica capillary shaped to a fine
tip, a nozzle with an opening only a few micrometers (millionths of a ...
Arable land can have a negative impact on air quality
... Ukraine is one of the most fertile soils in the world, but it is also very fine
and therefore particularly sensitive to erosion. On this day, 23 March ... drifted to Central Europe. Just one day later the air with its cargo of fine
dust from the Ukrainian fields had arrived in Germany.
Backpack straps can decrease blood flow in the shoulder and arm
... can decrease upper extremity blood flow, and may result in a loss of fine
motor control and increased fatigue.
Study Being Presented at the ... macrovascular and microvascular blood flows, and may result in a loss of fine
motor control and increased fatigue. According to Timothy Neuschwander, ...
Carbon nanoparticles toxic to adult fruit flies but benign to young
... compounds that were not toxic to the (fruit fly) larvae were toxic to the adults in some cases, so there may be analogies to other toxic effects from fine
particles," Rand, a co-corresponding author, said. "It may be like being in a coal mine. You get sick more from the effects of dust particles than ...
'Green' energy from algae
... to be cooled. Other advantages of the closed system are drastic savings of water and fertilizers. Double use of algae for the production of food or fine
chemicals and subsequent energy production from the residualbiomass may also be conceivable.
Posten's institute hosts one of the two KIT working ...
Freshwater fish at the top of the food chain evolve more slowly
... 29 species of centrarchid fishes. Using a chemical process to stain and visualize the bones, muscles, and connective tissue, they measured the fine
parts of the head and mouth. "A fish mouth is much more complicated than our own mouth," says Wainwright. "Whereas we have one bone that moves our ...
Scientists track impact of DNA damage in the developing brain
... DNA damage and are a likely source of neurological problems in humans. The cerebellum coordinates movement and balance. The cerebellar interneurons fine
tune motor control.
"These data will be important for understanding the role the DNA damage response plays in preventing neurological disease," ...
Two dietary oils, two sets of benefits for older women with diabetes
... manage their health. But most will probably be on oral medications for the rest of their lives for managing their diabetes and metabolism, which is fine
as long as the medications work. We think there's a chance that nutrition can complement medication and help drugs work even better."
High carbon dioxide levels cause abnormally large fish ear bones
... have a functional effect on the survival and the behavior of the fish.
"Number three is the big one," said Checkley. "If fish can do just fine
or better with larger otoliths then there's no great concern. But fish have evolved to have their bodies the way they are. The assumption is that if ...
Athletes, spectators faced unprecedented air pollution at 2008 Olympic Games
... Atmospheric particulate matter, researchers say, is a concern because various sized particles have potentially toxic chemicals "sorbed" to them. The fine
particles have been linked to increased respiratory morbidity and mortality. In China, particulate matter air pollution is believed to be responsible ...
New piece found in the puzzle of epigenetics
... in the puzzle of epigenetics: They showed that the enzyme TFIIH kinase is involved in epigenetic regulation.
The scientists were interested in the fine
regulation of the cell nucleus enzyme RNA polymerase II. This transcribes the genetic information of the genetic substance DNA into messenger RNA - ...
Aussie and Kiwi researchers make double MS genetic discovery
... coordinated the GWAS says these genetic discoveries are a major advance for the field.
"We expect that within one to two years we will be able to fine
map these new regions and identify the genetic changes that underpin these findings," says Dr Rubio.
"Our next steps include studying how changes ...
University of Houston Site of Regional Center of Excellence
... support the Council's regional efforts with a permanent meeting and training facility. The UH College of Technology will gain recognition for its fine
logistics and supply chain education through this partnership. The supply chain for manufacturing and delivering goods is the backbone of every ...
Study finds genetic links to age of first menstrual period and menopause
... of 17,438 women from the Nurses' Health Study (NHS) and the Women's Genome Health Study (WGHS) based at BWH.
"At these newly identified loci, fine
mapping or sequencing might lead to identification of the causal variants, and thus expand our knowledge of the underlying physiology and biological ...
Progress toward artificial tissue?
... networking them to form a gel. This gel can be spun: just as silk and synthetic fibers can be wet-spun for textiles, the gel can be made into very fine
threads when injected into a special bath. The dried fibers have a porous, sponge-like structure and consist of a network of intertwined 50 nm-wide ...
From cars to cancer: UH professor employs auto industry tools for tumor therapy
... cells," Dong said. "It's very easy to kill cancer by radiation, but not harming normal organs at the same time can be tricky. So, it's a delicate, fine
Kamrani hopes that, based upon initial CT scan readings, the team will be able to classify tumors and predict through radiation models ...
Searching for pollution in the Caribbean
... at different other sites along the Honduran coasts, and those, too, would need to be prepared for the laboratories.
But for now, a round of fine
Honduran beer, maybe Salva Vida, to toast a good day's work was probably in order.
All things considered, the work they all just did today under ...
New technology shows promise against resistant staph infections
... a method of generating NO from sodium nitrite within a novel nanoparticle formulation. The nanoparticles are stable when dry and resemble a fine
white powder when present in large amounts.
"As the particles take on water, they loosen up and the nitric oxide slowly trickles out, releasing ...
Olympus advances technology for laparo-endoscopic single-site surgery
... which uses digital-chip technology to place the camera on the tip of the scope, and which delivers high-quality images enabling doctors to see fine
details during surgical procedures. Olympus' EndoEYE has a streamlined configuration, eliminating the light post and intrusive second cable. ...