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Tag: "arrays" at biology news

Genome of deadly amoeba shows surprising complexity, evidence of lateral gene transfer

...nes appear to be present within the genome in long arrays whose structural or functional significance is not yet known. "Clearly, this amoeba has genes that allow it to sense certain facets of its environment and respond to those cues," says Neil Hall, a TIGR scientist who is the senior author of the Natur...

Affymetrix Unveils Plans to Double Plant and Animal Genome Microarray Offering

...erence XIII in San Diego,Calif. feature Affymetrix arrays launched in 2004 under the ConsortiaProgram. Some... forward morequickly."Affymetrix Consortia Program arrays are developed using the samereliable design and manufacturing process that have made Affymetrix thei...

Study Demonstrates Gene Expression Microarrays are Comparable and Reproducible

...ix, of Santa Clara, Calif.,contributed part of the arrays for this comparison study and providedtechnical assistance to the four sites carrying out the study. ArdaisCorporation, Lexington, Mass., provided the RNA samples used foranalysis....

Found: Missing sequence of the human Y chromosome

...petitiveelements, including transposons and tandem arrays of satellitesequences. This highly repetitive, transcriptionally dormant genomiclandscape, termed "heterochromatin," defines approximately two-thirdsof the Y chromosome, including a section spanning the centromere. Suchrepetitive sequences, although ...

New Study from Affymetrix Laboratories Points to Changing View of How Genome Works

...-12400. About Tiling Arrays: Affymetrix "tiling" arrays mark a shift in the way microarrays are designed a...y using a neutral approach to array design, tiling arrays include all non-repetitive sequence from a given genome, not just the hand-selected regions that wer...

Development of portable infectious disease detector

...-on-a-chip" a reality. However, puttingmicroscopic arrays of channels, pumps and valves to move around minuteamounts of liquid on silicon chips proved to be considerably moredifficult than most of the inventors had expected and the products thatthese companies have created thus far have been too expensive f...

Affymetrix and Stratagene Announce Strategic Software Alliance

...n gene expression microarrays. "Affymetrix' tiling arrays are revolutionizing functional analysis," said Dr. Joseph A. Sorge, Chairman and CEO of Stratagene. "We believe that our technology will provide key functionality needed to support important genomic studies. In addition, we're very excited to join Af...

Disease diagnosis, biodefense among UH chemical research projects

...arch focuses on the preparation of nanometer-sized arrays of sensor molecules that are relevant to early-stage disease diagnosis, when treatment is still an option. Cai also is an author on four other papers that will be presented at the ACS meeting. # Dar-Chone Chow, assistant professor of chemistry, will...

Scientists journey to southern Africa to unravel the secret world of elephant communication

...o develop a remote census technique using geophone arrays to count elephants and other animals. The research...mic censusing study. "The idea is to have geophone arrays that could be left in the ground for a month at a time, recording data without anybody having to be ...

Agilent Technologies releases probe sequence, annotation information for all its commercial gene expression microarrays

... equipped to interpret data generated with Agilent arrays and to determine confidence in these data in futur...ces makes the results of experiments using Agilent arrays far more valuable." This announcement is being made in conjunction with the extensive release of mi...

Virus-host interactions at sea effect global photosynthesis

... equipped to interpret data generated with Agilent arrays and to determine confidence in these data in futur...ces makes the results of experiments using Agilent arrays far more valuable." This announcement is being made in conjunction with the extensive release of mi...

B-15A collides with Antarctic ice tongue

... equipped to interpret data generated with Agilent arrays and to determine confidence in these data in futur...ces makes the results of experiments using Agilent arrays far more valuable." This announcement is being made in conjunction with the extensive release of mi...

Lipids get new comprehensive classification system

...and subclasses to handle the existing and emerging arrays of lipid structures. In conjunction with their proposed lipid classification scheme, the group has also proposed a nomenclature system. "The nomenclature rules adopted by LIPID MAPS follow existing IUPAC-IUBMB rules closely and should not be viewed ...

Team Invents Device For Weighing Individual Molecules

...permit the creation of microchips, each possessing arrays of miniature mass spectrometers, which are devices...s searches are often done at facilities possessing arrays of conventional mass spectrometers that fill an entire laboratory and can cost upwards of a million ...

The making and breaking of microtubules

... crystallography methods, in which two-dimensional arrays of tubulin "flat" polymers were studied using cryo-EM and electron diffraction. By "docking" this crystallographic model within the structures they have now obtained for the polymerization intermediates at more modest resolution, Nogales and Wang ha...

Motor transport in bio-nano systems

...-organized density patterns of molecular motors in arrays of cytoskeletal filaments Biophysical Journal 88, 3118-3132 (2005) Stefan Klumpp and Reinhard Lipowsky Phase transitions in systems with two species of molecular motors Europhysics Letters 66, 90-96 (2004) ...

Vietnam war technology could aid elephant conservation

...t is designed for rugged field use and independent arrays can be buried and left in the ground to collect the data for as long as a month." ...

Beetle-inspired switch uses water for bonding

...lionth of a meter. The switches can be combined in arrays for larger applications like powerful adhesive bonding. Like the transistor, whose varied uses became apparent only following its invention, the uses of the new switch are not yet understood. But the switch's simplicity, smallness and speed have enor...

Nanowires can detect molecular signs of cancer, scientists find

...y are readily detected in blood scanned by special arrays of silicon nanowires -- even when these cancer mar... The scientists also fitted some nanowires in the arrays with nucleic acid receptors for telomerase, an enzyme inactive in most of the body's somatic cells b...

Researchers Create DNA-Based Sensors for Nano-Tongues and Nano-Noses

...n Chemical Society. According to the researchers, arrays of these nanosensors could detect molecules on the...f a meter wide, Johnson and his colleagues believe arrays of these sensors could serve as passive detection systems in almost any location. The sensor surface...

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