Tag: "chips" at biology news
Joslin President awarded medal from international diabetes organization
...sortium of institutions involved in the use of DNA chips
and proteomic techniques to study diabetes. A native of Louisville, Kentucky, Dr. Kahn received his undergraduate and medical degrees from the University of Louisville. After training in internal medicine at Washington University, he worked at the N...
Researchers identify the genome's controlling elements
... of microarrays--small dime-sized silicon or glass chips
that contain thousands of pieces of DNA--which allowed him to come up with a list of approximate locations. Gordon and Fraenkel created computer algorithms that fused Harbison's data with data from other yeast species in order to find the exact landi...
NIGMS funds Center for Quantitative Biology
...ving cells and tissues. They will also create gene chips
to study the activities of genes from viruses, bacteria, yeast, mice, rats and humans. A key feature of the project is the use of advanced computational methods to model complex biological systems based on large quantities of experimental data, a s...
No longer just for biology, RNA can now be built into 3-D arrays
...gears for nano-equipment, and intricate arrays and chips
for diagnostic devices, sensors and electronics." Peixuan Guo "This report demonstrates that RNA can be used to form a variety of artificial shapes and that we can assemble these shapes into arrays tens of microns in size. Using RNA's tendency to s...
New 'clock gene' uncovered
... were being expressed in the sample. DNA and RNA chips
have become a standard tool for genomics research in the last couple of years, and scientists can quite easily put a large number of different oligonucleotide pieces -- conceivably even all the known genes in an organism -- on a single chip. The S...
Gene profiles could improve acute leukemia diagnosis and lead to better treatments
...infections). Gene microarray technology uses small chips
containing gene "probes" to measure the level of expression of thousands of specific genes simultaneously by using samples of genetic material obtained from normal or diseased cells. HSCs are parent cells in the bone marrow that can potentially give ...
Mice with hyperactive Wnt10b gene eat all they want, but have half the body fat of normal mice
... with too little fat. But don't stock up on potato chips
and ice cream just yet. The genetically altered mice are leaner than normal mice, but they also have some less-than-desirable characteristics such as underdeveloped mammary glands, an inability to generate body heat and skin that's twice as thick as...
Next best thing: wood chip bedding for cattle
... from cattle bedded with traditional straw or wood chips
to determine the respective levels of greenhouse g...lumber industry has been promoting the use of wood chips
as an alternative bedding material to traditional cereal straw. Wood chip bedding is a mixture of ba...
Physicists reveal first 'nanoflowers'
...uid metal (Gallium) on a silicon surface, like the chips
inside our home computers. The wires grow as a gas containing methane flows over the surface. The gas reacts at the surface of the droplets and condenses to form the wires. By changing the temperature and pressure of the growth process the wires can...
NASA researchers customize 'lab-on-a-chip' technology
...ab-on-a-Chip Applications Development program. The chips
are made with the same micro-fabrication technique...ork in space, so we are developing a set of unique chips
along with a corresponding miniaturized controller and analysis unit. NASA researchers are developin...
Physics tip sheet #42
...um atoms into molecules, and experiments with atom chips
where the magnetic field of miniature wires is use...of atoms in much the same way that microelectronic chips
control the flow of electrons. (Paper B2 4, www.aps.org/meet/DAMOP04/baps/abs/S50004.html ) vi) Pr...
Labs-on-a-chip to detect milk contamination
...ility to design and fabricate a wide range of test chips
from a single toolbox of components. "Multiple functions such as diluting and mixing blood, separating whole blood to serum and cells, and detecting botulinum toxin in the serum are performed in the device," the researchers reported. The device needs...
From biodefense to prostate cancer offense
...is a method of affixing cell-free DNA fragments to chips
of glass, so the fragile fragments can be examined without being damaged. The other is a technique, known as in situ rolling circle amplification, which allows minute DNA fragments to be detected in the bloodstream with much greater sensitivity than ...
JGI decodes wood & toxic waste-degrading fungus genome
...chanical pulping where fungal pretreatment of wood chips
substantially reduces energy consumption in mechanical pulping," says Cullen. "Further, the information gives us insight into the destructive decay of wood 'in service' and may ultimately pave the way for developing effective and environmentally beni...
Keck Futures Initiative announces grant recipients
...h is to apply past lessons from design of computer chips
to self-replicating molecular systems, such as biological cells. This research is at the forefront of a new discipline termed Synthetic Biology, which focuses on large-scale synthesis of biological systems. Recent advances in DNA synthesis and seque...
Protein folding on a chip
...s of 10 atoms per processor. Working together, the chips
effectively cut the computing time needed to solve a protein's structure by a factor of 1000, says James Davenport, a physicist at Brookhaven. This would reduce the time for a simulation from approximately 20 years to 1 week. "The computer anal...
DNA chip will catch beefed up chicken
... at the UK's environment ministry. DNA microarray chips
have long been used in the lab (New Scientist, 14 ...etrix expects its microarrays to become the "Intel chips
of microbiology", and is developing similar devices with Roche Diagnostics of Switzerland to diagnos...
Marine sponges provide model for nanoscale materials production
...ant element on the planet technologically silicon chips
are fundamental components of computers, telecommunications devices, and in combination with oxygen forms fiber optics and drives other high-tech applications. He explains that his research group discovered that the center of the sponge's fine glass ...
Computer scientists develop tool for mining genomic data
...o a new level when it began marketing whole-genome chips
packed with all 30,000 to 50,000 known human genes. Genome chips
can reveal, for instance, that in kidney cells treated with a certain drug, 116 genes spring into ac...
Major boost for European zebrafish research
...n) of tens of thousands of zebrafish genes on gene chips
(microarrays) that will help to understand how they regulate each other's activity during normal development, and how this regulation is disturbed in mutants. The generation of thousands of fish expressing Green Fluorescent Protein (GFP) controlled b...
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