Tag: "probe" at biology news
Optical Microscopy Shines Light On Biology
...al fiber-optic probe. Laser light emitted from the probe
is used to view and study samples at extremely hig...m for near-field microscopy because of the way the probe
is positioned. The new tip design avoids many of those problems and opens up significant application...
Ten Years of Progress For Superfund Basic Research Program
...anisms needed to degrade the azo dyes. "We can now probe
theblack box of the biofilm," said Loper, noting the significance ofBishop's work. Analytical chemist Joe Caruso, Dean of the College of Arts andSciences, is working on a separate project which should make iteasier for government regulators to identi...
Chemists Compute Answers To The Origin Of Gout
...Chemistry Group uses the latest computer tools to probe
and model complicated chemical changes. The rapid advances in computer technology mean that many of today's chemists design new molecules on a computer screen long before they turn to messy, hazardous, and costly real chemicals. As modern research ch...
Natural Shelters on Leaves House Plant Bodyguards
...hen a few research groups around theworld began to probe
its validity. One of the striking features of domatia is that they seem to be inhabitedstrictly by insects and mites that feed on other bugs rather than on plants,further evidence of a mutually beneficial relationship between plants andthe domatia r...
Worm Wizardry: World's Most Heat-Tolerant Creature Suggests Enzymes For Drugs OrIndustry, UD Prof Says
...ed aspecially designed device featuring a titanium probe
that's six inches long butonly three-quarters of a...e. At a depth of6 centimeters inside the tube, the probe
measured the temperature every 2minutes, for up to three days. The team also measured the temperatur...
Microsurgery Made More Accurate With Virtual Measuring Tool
...re has some danger associated with it, in case the probe
inadvertently touches the aneurysm and causes it to rupture. One of the important considerations for practical use of the VTM in minimally invasive surgery, of course, is whether results from initial evaluation experiments will translate into compar...
New Dating Technique May Revise Geologic Time Scale
... Using a method developed at U of T-- laser probe
argon-argon dating--the study analysed individual glaucony grains from three bulk samples previouslyused to construct the geologic time scale. The individual grains yielded agesscattered over millions of years and almost all of the ages were younger ...
New Fluorescence Technique For Ultra-Sensitive Enzyme Characterization Developed - Screening Catalytic Activity At The Single-Molecule Level
...t decreasing the signal strength. RAPID FCS can probe
10 4 to 10 5 samples per day, and possibly more. Therefore, this technology is an ideal tool for ultra-high throughput screening when combined with nano-technology; and it will gain access to progressive selection strategies in evolutio...
Tiny Worm Reveals Workings Of Suspected Tumor Protein
...s. The two employed RNAi, a new methoddeveloped to probe
the function of any protein. They injected RNA encoding asnippet of p300 into the eggs of the mother. For unknown reasons, her offspringthen fail to make the protein, offering researchers a cheap and simplealternative to a genetic knockout mouse. Whi...
New Study Shows Group Of Marine Bacteria Dominate Offshore Waters Of Southeast, May Play Key Role In Ecosystem Processes
...rRNA gene of marine alphabacteria in seawater. The probe
looks for similar sequences of base pairs (thechem...t. Moran really needed more proof that the probe
was correctly targetingmarine alpha bacteria, however. So she and Gonzlez used a technique calledpol...
Interdisciplinary Method Offers New Way To Study Ribozymes
...metal specificspectroscopic signatures allow us to probe
the active site of a ribozymein solution." The new methodology may allow chemists to probe
the structure of ribozymesat a level of detail similar to that available for metalloproteins, Lu sai...
Biggest Acoustics Meeting Ever
...rs are usingotoacoustic emissions to noninvasively probe
the inner ear's function and its development. Discussing theeffects of hormones on the development of the inner ear and hearing, Dennis McFadden of the Universityof Texas ( firstname.lastname@example.org ) will discuss his striking recent conclusion that ho...
ASU Scientists Join NASA Astrobiology Institute
...nk noted. Huss, who currently directs the ion probe
facility at California Institute of Technology,also happens to be the grandson of Harvey Nininger, the original donor of ASU's NiningerMeteorite Collection, the largest university collection of meteorites in the world. ...
Penn Researchers Invent World's First Device To Rapidly Assess Lung Function
...thesia and Bioengineering, has designed asensitive probe
device that extends an existing method known asMul...nd error provided withthe use of the new sensitive probe
device. In approximatelyeight to ten minutes, a mathematical description of eachsubject's lung func...
...pps Research Institute in La Jolla, California, to probe
the motionsof the virus coat, the best he hoped for was to reveal a tiny twitching. "Eventhat, I thought, might be blue-sky thinking," he says. The researchers treatedthe virus with an enzyme that chops up proteins. They reasoned that if thebreathing...
Now Chemistry Keeps Salty Taste Balanced In Smoked Fish
...Thespectrophotometer incorporates an optical-fiber probe
that touches the scales ofthe living fish and records the volume of water and fat, which are known to beproportionate to salt content, in the meat or roe. Knowing the precise amountof salt already present in the fish, food processors can add the am...
News Backgrounder: Duke Primate Center Successfully Fosters Mysterious Aye-Ayes
...e inserting its long finger deep into their ear to probe
for tastyinsects, they have felt only a delicate tickle. The aye-aye shows an extraordinary skill at detecting insects hiddenbeneath tree bark by tapping its way along a trunk, big ears cupped over thewood, using its keen hearing to distingui...
Marine Snail Toxin Targeted At African Toad Eggs Reveals Novel Impact On The Regulation Of Serotonin
...ab, is to use the toxins that have beenisolated to probe
the site at which serotonin binds to the receptor andunderstand what the molecular pocket at which it binds looks like. "If you cando that, and figure out what the molecular contacts are between aneurotransmitter and its receptor, then you have the...
New Device To Alleviate Distress Caused By Tinnitus
... in New Jersey, works by pressing a smallvibrating probe
onto the mastoid bone behind the ear. The cochlea-... Initially, the user tunes the frequency of the probe
by adjusting aslider on a portable control box until the sound stops. This con-firms that theyhave m...
New Device Brightens Recycling Efforts
... a hair dryer, connected to a mobile console. The probe
illuminates a solid object with a laser and colle... with an automated system designed to trigger the probe
when plastics are placed on a conveyor belt, the SpectraCode device is capable of identifying the c...
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