Tag: "solvent" at medical news
Duke Study Uses Tiny Temperature Changes To Probe Water-Exclusion At Protein Binding Sites
...l describe what he callsa novel application of the solvent
isotope effect. Using a instrument known as ...sor emeritusof chemistry who did early work on the solvent
isotope effect while at theUniversity of Pittsburgh....
Tighter Chemical Binding = Better Meds
...emical problems,such as calculating how changing a solvent
in an industrial process --from water to methanol, for example -- will change the rate and productsof reactions. Using powerful computers, he can model liquid water bytreating mathematically the interactions between thousands of individualwater mole...
Polish Dumpling-Like Particle Has Potential In Drug Delivery
...ey could not place material into the core unless a solvent
was used. The new core is made of a more flexible material, polyisoprene, which has cross-linking capabilities that give the structure its rubbery property. Wooley has future plans of incorporating degradable polymers into the knedel structure. She...
Ph.D. Degree Research Results In Patent For Low-Cost Pharmaceutical Filters Made From Seafood Waste
...lulose does not dissolve in ordinary solvents. The solvent
used was toxic,corrosive, and expensive mixture." Other graduate students in Glasser's group were investigating chitosan. "It alsocan be solidified from solution droplets to make spherical beads, with the majorattraction that it can be dissolved in m...
New protocol to develop compound to treat disorders of the central nervous system is more efficient
...s drugcandidate, Lilly has decreased the amount of solvent
required, eliminated theuse of a hazardous oxidizing agent, and increased the overall yield of theprocess. "Lilly is a company that applies leading-edge technology in its search forinnovative new drugs that meet unmet medical needs of people wor...
Material that made car bumpers shine finds a role in manufacture of drugs, dyes
...nds known as nitroarenes, which are dissolved in a solvent
like a packetof Kool-Aid powder dissolves in water...the beads likealgae to a set of buoys. Also in the solvent
is a strip of manganese. Chromiumchloride acts as a catalyst, going back and forth between the stran...
Piedmont researcher receives national award
...n it becomes solid than when it is liquid? And its solvent
properties are unique. That's just the beginning." At the root of water's remarkable properties is what Saykally calls "strong tetrahedral hydrogen bonding." That means the two hydrogen atoms of one molecule are attracted to the oxygen atom of anothe...
Clay reduces permeability of biomedical polymer
... in a common solvent, they disperse throughout the solvent
and when the solvent
is removed, the layers remain distributed to some extent. "With an addition of 20 percent by weight...
Brain-imaging study offers clues to inhalant abuse
...own in living animals where the most commonly used solvent
goes in the brain and the whole body," said Brookh...he first time chemists have labeled and purified a solvent
for imaging," she said. This may open up a whole new field of study into the effects of a wide array...
Soaking in the genius of Mother Nature
...at these are recycable systems, so you can use the solvent
over and over and over and over." After being tipped off to a possible connection by the sponsored funding database, Community of Science, Handy said his work has attracted some interest from Philip Morris Inc., which is seeking applications for toba...
Fetal exposure to two chemicals cause of male reproductive disorders later in life
...late DBP is a chemical used as a placticizer and solvent
that is in nearly every environmental medium, including air, water, and food. Because it is ubiquitous, some concerns have been raised about its potential health consequences, since one effect of exposure to DBP is that it inhibits the production of ...
OHSU doctors use 'putty' to prevent hemorrhagic stroke
...act with blood or body fluids, according to MTI, a solvent
rapidly diffuses from the liquid, transforming it into a spongy, polymer mass that displaces the blood in the sac and seals off the defect. The solvent, dimethyl sulfoxide, or DMSO, is derived from lignin, a compound found in woody plants. "It's a li...
Laser method identifies, counts toxic molecules
... million) of trichloroethylene, a toxic commercial solvent
that is prevalent but difficult to locate in the environment. The sensitivity is equivalent to the best of other published optical methods that could be used outside a laboratory. A highly selective coating is expected to enhance performance further....
Study: Carbon dioxide may find new use in producing medical implants
... Ohio Carbon dioxide, an environmentally friendly solvent
for dyeing and dry cleaning, may become a valuable new tool for making medical implants, according to a study at Ohio State University. Engineers here used compressed carbon dioxide (CO2) to push chemicals into a plastic that is often used as a bone ...
New technique uses household humidifier to create nanocomposite materials
... carried by a gas stream into a furnace, where the solvent
evaporates and the chemicals coalesce into inorganic-organic composite materials nanometers in size. The particles are carried to a second, hotter furnace, where the organic part burns away, leaving behind porous inorganic nanospheres. These nanosp...
Solvent, common drug plus hormones raise risk of reproductive failures and breast cancers
... N.C. -- Researchers have identified an industrial solvent
in the environment and a frequently prescribed dru...ylene glycol methyl ether (EGME), is an industrial solvent
found in varnishes, paints, dyes, fuel additives and the semiconductor industry. The second compound...
Increased suicide rate is possibly linked to chemicals released from nearby asphalt plants
... the population, possibly due to benzene and other solvent
exposures, Weisler said. ... and colon cancers had been or may have been using solvent
contaminated well water for extended periods, Weisler said.Davidson said the most important point fo...
Benign separation process being advanced for pharmaceutical industry
..."We discovered you can add a small amount of polar solvent
that contains an ionic component that will allow carbon dioxide to separate ionic analytes," said Virginia Tech chemistry professor Larry Taylor. "It opens up an area of drug development to the use of nonpolluting carbon dioxide." Jun (Sally) Zheng o...