Tag: "technique" at biology news
NIH awards new $14.5 million, five-year grant to the Scripps Research Institute
...ystallography and NMR. X-ray crystallography is a technique
in which a protein or some other molecule is caref...biologists have been moving beyond focusing on one technique
or another to focusing on the problems that they can solve. The problem, to a certain extent, may de...
Commandeering cellular machinery: recognition mechanism to detect small molecules
...protein machinery known as nuclear receptors the technique
could also lead to new methods for producing enzym...een well documented by other researchers. Using a technique
known as structure-based codon randomization, the Georgia Tech researchers used their knowledge of R...
New Stanford center probes nanoscale material
...llaborate with other CPN researchers to adapt this technique
for a variety of measurements. Kyeongjae Cho and Adrian Lew, multi-scale modeling experts from the Mechanical Engineering Department, will help other investigators understand the interactions between the tip and their samples and design tips optimize...
Protein energy profiles offer clues about amyloids
... the Journal of Molecular Biology, describes a new technique
that may help scientists predict which proteins ar...o its proper shape. Ultimately, Clementi hopes the technique
will be refined and used to catalog the folding energies of proteins that have already been implicat...
University of Oregon professor wins 2004 Spiers Medal
... study of single crystal surfaces by another laser technique
called second harmonic generation, developing both the experimental methodology and a theoretical framework for interpreting the second harmonic response. After completing her doctorate with George Pimentel at the University of California at Be...
Brain circuit may permit scientists to eavesdrop on memory formation
...arning." For the experiments, Remondes perfected a technique
to make precise electrical lesions of the TA projection in the brains of rats. In the first set of experiments, he created the lesions in animals and then tested their ability to learn to navigate a tank full of opaque water to find a submerged platf...
Muscle-building hand-grips aid systolic blood pressure, carotid AD, endothelial function
...e in blood flow, was measured in both arms using a technique
called flow-mediated dilation (FMD). This technique
involves stopping blood flow to the forearm for 5 minutes then measuring the artery's internal diame...
New risks for bladder cancer identified by MIT team
...eam then measured exposure to the arylamines via a technique
developed by Tannenbaum's team more than 25 years ago. Arylamines to which a person is exposed react with a protein in the blood, resulting in specific products that can be detected and measured via mass spectrometry. "So what popped out of...
New technique targets pesticide-resistant insects
Australian and UK scientists have developed a technique
to effectively control the 'super pests' that are ...pal Research Scientist, Dr Robin Gunning, said the technique
was effective on insects that have developed a metabolic resistance to pesticides. These include th...
New method identifies chromosome changes in malignant cells
...osomes that occur when cells become malignant. The technique
helps to show how cells modify their own genetic m...ering Sun-Yuan Kung. The researchers applied their technique
to yeast cells as well as human breast cancer cells and found many previously unknown additions and ...
UF scientists have bionanotechnology recipe to find elusive bacteria
...stern's Institute for Nanotechnology, said the new technique
looks promising. "This looks to be a pretty impressive way of detecting bacteria, and the obvious point of impact would be in the food safety industry," Mirkin said. "It looks quite good for pathogen detection in foods, which is a huge issue." The ...
Acoustics meeting in San Diego
...of Bath and Southampton will present an ultrasound technique
for objectively assessing the healing process in h... his colleagues are investigating a new ultrasound technique
designed specifically to catch Glare-related defects in the A380. Conventional techniques only try ...
Technique for genetically modifying blood stem cells brings cure for blood diseases closer
...F to reverse beta-thalassemia. The success of this technique
is important because it showed that only one copy ...nsfer, some uncertainty remains as to whether this technique
alone will result in enough genetically modified HSCs to produce enough red blood cells containing H...
A new culprit in depression?
...e team confirmed its finding using another genetic technique
called PCR analysis, which revealed that the most significant differences were in levels of mRNA for one of the FGFs, called FGF1, and for the two receptors, FGFR2 and FGFR3. The researchers emphasize that they do not yet know whether the depressed...
Purdue chemists give an old laboratory 'bloodhound' a sharper nose
...iminary steps in the process, the team developed a technique
known as desorption electrospray ionization (DESI)...raduate student working on the project. "While the technique
obviously cannot look inside packages to see what is inside, residue from explosives and drugs often...
Intracellular protein localization involved in new tumor progression pathway
...r colony formation, which is a standard laboratory technique
to test for cells that lack growth control and are potentially tumor forming. In mice, when the authors carried out such mitochondrial targeting of survivin, this resulted in increased tumor growth and eleimination of apoptosis. The data here demon-s...
Combination hormone therapy doubles breast density and quadruples risk of abnormal mammograms
...r. Breast density was measured by a computer-aided technique
that calculated the amount of dense, or white-appearing, tissue on digitized mammography images. A woman's risk of breast cancer and her chances of getting an accurate cancer diagnosis depend largely on the density of he...
Lag-3 gene dampens immune responses by controlling regulatory T-cell function
...fatal lung disease. Next, the team used a technique
called DNA array analysis to identify which genes in the CD4+ T cells are activated in cells that develop into regulatory T cells. The investigators found that the Lag-3 gene was "expressed" (being used by the cell to make protein) to a much greater ...
Stony Brook University medical researcher developing new medication to prevent colon cancer
...s and his colleagues are using an advanced imaging technique
called magnifying endoscopy to examine the growth ... known as aberrant crypt foci, or ACF. The imaging technique
will be used to evaluate 240 patients they expect to enroll over the next three years. Dr. Rig...
For inferring the biological tree of life, simple is better
...wide range of conditions than the state-of-the-art technique
known as maximum likelihood, which uses a mathematic model of the evolutionary process. "It turns out that the complicated method performs well when reality is simple, but the simpler method is much more accurate when reality is complex," Thornton sa...
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