Tag: "chip" at biology news
UCSF scientist Joe Derisi named MaCarthur Fellow
...roarray technology draws on the latest in computer chip
technology, computation and bioinformatics, the essence of the tool is a simple 3 x 1 inch glass slide -- the kind found in a high school science laboratory. Scientists bond DNA or RNA sequences to the slide, wash fluorescently tagged DNA or RNA sequ...
'Gene chips' research in cotton could lead to superior variety
... elements directly onto 1X3-inch glass slides, one chip
can potentially contain all annotated genes (approximately 30,000) of an animal or plant genome. "DNA microarrays have broad applications in studying changes in gene expression and genomic structure in many biological contexts, including genetic...
Disease diagnosis, drug development focus of UH prof's biochip research
...iochip, have DNA molecules attached to a high-tech chip
surface and have applications in genetic screening, disease diagnosis and drug development. "The design of biochips depends critically on our understanding of how biological molecules interact with high-tech materials," Pettitt said. "The confere...
New 'clock gene' uncovered
... plopping the mixture of fragmented mRNA on a gene chip
-- a glass or silicon wafer that has thousands of short pieces of RNA attached to it with sequences corresponding to known genes. These short pieces are laid out in a grid, and genes that are expressed in the tissue will bind to complementary piec...
Jefferson scientists find gene expression pattern may predict behavior of leukemia
... the researchers taking advantage of a microarray chip
Dr. Croce and his colleagues designed that carries all the known human miRNA genes compared the expression of miRNA genes in human CLL samples with that of normal white blood cells, or lymphocytes, called CD5+ B cells. CLL, the most common adult leu...
Genetic discovery could dramatically reduce need for liver transplants in children
...ers of 14 infants with biliary atresia. Using gene chip
technology, he and the Cincinnati Children's research team discovered that in the early phases of biliary atresia, inflammatory genes are activated and immunoglobulin genes are suppressed, pointing to a potential role of cytokines (proteins that cont...
Jefferson researchers develop microchip to track genetic signature of cancer and normal tissue
...erson Medical College, have developed a microarray chip
onto which they were able to put all the known miR...issue in specific cells," Dr. Croce says. "Now the chip
allows us to compare normal tissue to malignant tissue. "This kind of approach will give us importan...
Next best thing: wood chip bedding for cattle
...ure and Agri-Food Canada (AAFC) suggests that wood chip
bedding for beef cattle can be an economic alterna...bedding material to traditional cereal straw. Wood chip
bedding is a mixture of bark, post peelings, and sawdust. Compared to straw bedding, wood chip
NASA researchers customize 'lab-on-a-chip' technology
...th a hand-held portable device containing a simple chip
design. "NASA requires complex lab-on-a-chip tech...ch may be found on other planets. "The micro array chip
system developed to go to Mars will be lightweight, portable and capable of detecting organic molecu...
Developing tools for reliable 'gene chip' measurements
...Users will be able to validate the results of gene chip
analyses by adding such a reference material to their samples and comparing the measured values to what would be expected for them. Such a reference material also will enable technology developers and researchers to assess the performance of their as...
Labs-on-a-chip to detect milk contamination
...arts. A blood sample is placed in a chamber on the chip
and then the test set into motion by squeezing the chamber. Positive results appear as a color change visible to the naked eye. The current research was supported by the Defense Advanced Research Projects Agency. The Department of Homeland Security ...
UCSD bioengineers develop first genome-scale computational model of gene regulation
...h-throughput data-gathering experiments using gene chip
technology. In the laboratory, the team created strains of E. coli in which genes involved in oxygen regulation were deleted, and then subjected the strains to experiments both with and without oxygen. When the predicted outcomes did not match the ...
UCLA chemists develop new coating for nanoscale probes
...e part of a single transistor on a Pentium silicon chip
is a few tenths of a nanometer in size. The semiconductor laser used to read digital information on a CD or DVD has an active layer of similar dimensions. "Creating the ability to import such electronic functions into the cell and meshing them ...
New analysis gives cancer patients personalized prognosis
...ing DNA microarray, or gene chip, technology. Gene chip
technology works by measuring the relative abundance of messenger RNA (mRNA) -- molecules that serve as templates for the synthesis of proteins that carry out the myriad functions of the cell. The resulting gene expression profiles provide "snapshots...
Brain cells become more discriminating when they work together
...aralyzed patients. The goal is to determine if the chip
can be implanted in a way that will allow them to control a computer with their thoughts.) When the subjects were presented with grid patterns at different orientations, the researchers found that groups of about six neurons would synchronize their f...
DNA chip will catch beefed up chicken
...in California, which developed the "FoodExpert-ID" chip
together with bioMrieux of France. The chip's mai...e DNA before they add them to other meats. If the chip
takes off, its first specific task is likely to be ensuring that cattle feed is free of any illegal ...
Final media advisory for the 4th European Breast Cancer Conference (EBCC-4)
...on can be harmful 2. Dr Alane Koki: Breast cancer chip
brings personalised treatment closer 3. Dr Lonneke van de Poll-Franse: Younger breast cancer survivors suffer more, even ten years later Wednesday 17 March 13.00hrs 1. Dr Youlia Kirova: New findings BRCA genes and breast conservation is conservati...
Purdue engineers develop quick, inexpensive method to prototype microchips
...ating minute quantities of liquids, typically in a chip
device approximately the size of a postage stamp. ... through the millionth are much easier." The new chip
assembly method involves placing a fine fiber - approximately one-tenth the width of a human hair - ...
Tiny heaters may pave way for easier tissue engineering, medical sensors
... different portions of the heating array while the chip
is exposed to different solutions, the researchers...ient use of time and funding. "You could create a chip
that runs a number of different experiments at the same time," he said. There are also powerful app...
Ohio State creates first gene chip for horse
...o State University have created the first DNA gene chip
that contains thousands of the genes for a horse a...he first gene chips for a domestic animal. The new chip
houses more than 3,200 expressed horse genes on a sliver of glass about the size of a postage stamp....
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