Tag: "coated" at biology news
Researchers Corral Millions Of Microscopic Membranes
...from microelectronics to cover a surface of silica coated
with silicon dioxide with a pattern of microscopic squares. Each square was about five microns (about five thousandths of a millimeter) on a side. Its surface was treated to be chemically compatible with the membrane. The surface of the borders that ...
Corn Byproduct Shows Promise As Biodegradable Packaging Material
CHAMPAIGN, Ill. - A mix of zein and fatty acids, coated
in flax oil,has created water-resistant, plastic-...ning a mixture ofpalmitic acid and fatty acids and coated
with heated flax oil. The researchers -- whose work is funded by the Illinois Council on Foodand Ag...
Study Focuses On How Plants Help Toxic Pollutants Travel Around The World
...tests are designed to see how the walls, which are coated
with aTeflon-like material to provide a homogeneous surface, interact with thechemicals being introduced into the system. The test chamber then will be populated with common house plants thatare relatively inexpensive, can easily be replaced ...
Environmental Engineers Demonstrate Effective Method For Trapping Highway Pollutants
... more economical and efficient. It took ten tonsof coated
sand to treat 20 meters of highway during the fiel... and simple method forproducing huge quantities of coated
sand. "When we made the prototype, we made more coated
sand than hasever been artifically produced o...
Max-Planck Researchers Unravel The Structure Of The Methane Forming Enzyme
...e reaction into the protein. The active site is coated
by hydrophobic, aromatic side chains and completely inaccessible for bulk solvent. The arrangement of the coenzymes suggests that the nickel atom of coenzyme F430 is involved in the reaction by forming a short-living Ni-CH3, metal-organic...
Pitt Researchers Construct Novel Delivery System For Gene Therapy Of Liver Disorders
... In the study, Pitt researchers detailed how they coated
twisted strandsof DNA encoding for the a1-antitrypsin (hAAT) gene with lipids and added oil toform stable RCR structures with 65 percent of DNA incorporated into the oilcore. "We have developed the first non-viral vector that resembles a nat...
Hurdle In Ulcer Vaccine Development Cleared
...ed H. pyloriand added magnetic beads that had been coated
with avidin, a protein that bindstenaciously to biotin. The avidin attracted the biotin out of the mixture alongwith the sought-after protein. After pulling out the beads with a magnet, theresearchers removed the bacterial protein. After dete...
Engineering Our Arteries: Replacements And Assisted Healing
...eloping polymer materials that can be coated
on the arteries and that release nitric oxide, a key chemical that reduces clotting and assists in the healing process. She aims to apply the polymer through the catheter that is used to do the balloon angioplas...
Insect Taste Buds Target Of Control Method
...er cucurbits. Adult beetles will feed on anything coated
with cucurbitacin to the exclusion of other foods. Farmers currently mix ground-up squash rinds with pesticides to get the insects to ingest the pesticides. "But purified cucurbitacins are too toxic to use and too water soluble to remain on the...
Environmental Technology Breakthroughs Forecast -- Year 2008
...rs will weigh half as much once glass is specially coated
toreflect or absorb heat radiation. Pacific Northwest is one of DOE's nine multiprogram nationallaboratories that conducts basic and applied research to solve problems inenvironmental, energy, health and national security arenas. The Lab...
UF Researcher's Innovative Fence Helps Control Sand Flies
...ce is a lattice of PVC pipe, hung with mesh panels coated
withmineral oil. The pipes carry carbon dioxide and octenol, a chemical thatsand flies mistake for water buffalo breath, which they relish. Day says the panels act as "centralized killing stations." The carbondioxide/octenol brew draws the flies to t...
News Backgrounder: Duke Primate Center Successfully Fosters Mysterious Aye-Ayes
...ugs. With two other plugs, they inserted the plugs coated
with fresh glue. "We found that the aye-ayes immediately went for the plugs that weren'tfixed in place, even though they were so tight that you couldn't see them. Werealized they didn't even need a cavity to detect, just a crack." Now...
Researchers Develop Fast Screening Method For Water Testing
...mple, but the application is abit complex. A fiber coated
with a special chemical layer is dipped into a watersample. Any toxic molecules in the sample will be drawn to the chemical layer,preferring it over water. The molecule-covered fiber is placed in a gaschromatograph for separation. The injection port ...
University of Florida Researchers Develop Filter Coating That Traps Bacteria and Viruses
...or other chemicals, Shah said. Tests of a coated
swimming pool filter with contaminated water in alaboratory showed it trapped more than 90 percent of pathogens, comparedwith between 10 and 30 percent for the same uncoated filter, said SamuelFarrah, a professor of microbiology and cell science in ...
Gene Therapy Showing Promise In Fighting Melanoma
...he gun canshoot millions of microscopic gold beads coated
with DNA into cells, which arethen injected back into the patient. In cells that are penetrated by the beads,the new genetic material becomes integrated into the cell and the cytokine isproduced. With this therapy, the animal's immune response is imp...
Turning "Unrecyclable" Waste Into Plastic Products
... also take this waste fluff and seal it inside the coated
components, as part of the inner structure, as they were made. The final products can be painted to almost any colour and used in everything from car components to washing up liquid bottles....
Radio Controlled Aircraft To Sniff Out Biowar Bacteria
...probe fixed to itscore (see Diagram). The probe is coated
with an antibody to the spores of aparticular bioweapon bacterium. If the bacterium is present in the water, itbinds to the antibody. Each probe can be used to detect a different bacterium. The sensor is then bathed in a solution containing a...
Cells From Mother Can Boost Success Of Sibling-To-Sibling Kidney Transplants
... outnumbered population of donor white blood cells coated
withmaternal antigens was able to suppress the recipient's expected immune response,creating a unique tolerance for the transplanted organ....
Champagne Gets Its Fizz From Tiny Acid Burns
...e irritation caused byhot peppers. Later, Carstens coated
half the tongue of each volunteer withacetazolamid...ue. The scores weresignificantly lower on the side coated
with the drug. Acetazolamide blocks carbonic anhydrase, an enzyme which converts carbondiox...
UF Researchers Show Common Compound Can Reduce Air Pollution
...na, a common material found in many everydayitems, coated
with a special absorbent material. By measuring resultingemissions, he determined that the coated
alumina removed 95 percent of thenitrogen oxides under conditions similar to combustion exhaust. ...
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