Tag: "analysis" at biology news
Wiley announces publication of Databasing the Brain
...ols, and workflow environmentsin neuroscience An analysis
of neuronal systems in a quantitative context Specific applications in neuroscience that reflect presentand future information infrastructures "Databasing the Brain" is an invaluable resource for students entering this interdisciplinary area, as ...
Clues on cancer from a zebrafish model of melanoma
... they develop an aggressive melanoma. Histological analysis
shows a high similarity between zebrafish and human melanomas, further strengthening the potential utility of the fish model for understanding the human disease. The zebrafish genetic model of melanoma shows that human BRAF mutations are sufficient f...
Asthma gene clusters identified
...gy. The study is based on an Affymetrix "GeneChip" analysis
of RNA isolated from the nasal epithelium of child...f asthma or asthma stabilized with medication. The analysis
revealed two distinct gene expression profiles in these groups of children, according to Gurjit K. K...
International HapMap consortium expands mapping effort
...pMap Consortium plans to publish its comprehensive analysis
of this data later this year. The second phase of the project will provide researchers with a denser map that will enable them to more precisely narrow gene discovery to specific regions of the genome. The effort to expand the HapMap is made possibl...
Examination of internal 'wiring' of yeast, worm, and fly reveals conserved circuits
...ten conserved in all three. This first-of-its-kind analysis
of three higher level organisms published in the F...ors of the paper. "Ultimately, this type of wiring analysis
will help us more fully explain how the diversity of life developed on the planet, and more practica...
Gene therapy for Parkinson's disease moves forward in animals
...ated monkeys show improvement in performing tasks, analysis
of brain tissue showed the animals' dopamine systems were actually spared by the treatment. "The simplest question we're asking is, 'Does any particular combination of proteins prevent or accelerate degeneration of the neurons?'" said Nicholas Muzycz...
Combating blindness is vision of UT, ORNL project
...logy and combining it with new image gathering and analysis
tools to help create a database to assist in the diagnosis and treatment of blinding eye diseases such as diabetic retinopathy, glaucoma and age-related macular degeneration," said project co-leader Ken Tobin of ORNL's Engineering Science & Technolog...
Hypertension in African Americans linked to two genomic regions
...-kind application of a novel statistical method of analysis
to African Americans has identified regions on chr... project was led by Neil Risch at Stanford and the analysis
was led by Xiofeng Zhu at Loyola....
New system can measure productivity of oceans
...p and wants to "match" the paint color. A computer analysis
is done that determines the final color of the paint, factors in the base colors used to produce it and then determines the original formula needed to reproduce the paint chip.To fully use this approach, new satellite systems will be necessary that c...
Scientists propose new approach to estimating global ocean productivity
...lace of chlorophyll, the new method substitutes an analysis
of the amount of carbon in phytoplankton. Key to the approach is ocean color as measured by satellite. Satellites collect color over a wide spectrum, but a component of that color known as backscattering, the reflection of light off particles in the ...
Prior caesarean delivery not linked to increased risk of stillbirth
...icates from 1995 to 1997. They used a statistical analysis
method called Cochran-Mantel-Haenszel to determine the odds of fetal death after prior caesarean section. "We used a much larger data set of 250,000 patients than the British study, which used 16,000 patients," said Bahtiyar. "We were not expecting...
Chemical analysis of mushrooms shows their nutritional benefits
CHAMPAIGN, Ill. -- An analysis
of previously uncharted chemical contents, mostly carbohydrates, in U.S.-consumed mushrooms shows that these fruity edible bodies of fungi could be tailored into dietary plans to help fill various nutritional needs. Using modern analytic tools, scien...
From Mars to Maryland: 2005 AAAS Annual Meeting spotlights
...S Meeting. Squyres is expected to share the latest analysis
of data from the Mars Exploration Rover mission. Mamphela Rmphele, a medical doctor and civil rights leader who was appointed one of four managing directors of The World Bank in 2000, will discuss science-based strategies for improving human welfare....
Researchers find new technique to identify fetal genetic material from amniotic fluid
...luation by fetal sonography. In addition, genetic analysis
can be performed on amniotic fluid components " ...cripts, such as for certain proteins. "Preliminary analysis
suggests that gene expression changes can be detected in fetuses of different sexes, gestational age...
New technique may help detect fetal single gene disorders
...involving point mutations can be detected from the analysis
of circulatory fetal DNA in maternal plasma " The authors write in conclusion that their approach is relatively simple, does not need complex machinery and is cost-effective. "This low-cost and use of simple equipment is especially suitable for the...
Other highlights in the February 16 JNCI
... Ovarian Cancer In 2002, a study reported that an analysis
of protein patterns in a blood sample could be use...r screening. The authors conclude that methylation analysis
is a potential diagnostic tool for cervical cancer screening. Contact: Susan Gregg-Hanson, Harborvie...
Open microfluidic and nanofluidic systems
... for example, they could provide fast and detailed analysis
of blood samples in the physician's office without the need to wait several days before the sample has been returned from specialized laboratories. Other applications include customized chips for space travel in order to monitor microbes inside space...
Certain genetic test helps detect mutations that may be missed by conventional DNA test
...he relative accuracy and specificity of conversion analysis
with other mutation testing methods in a rigorous ...ison of conventional DNA sequencing and conversion analysis
to identify certain genetic mutations in 89 colorectal cancer cases. The study included patients wh...
ASU researchers finds novel chemistry at work to provide parrot's vibrant red colors
...ies they sampled. The researchers used a chemical analysis
technique called high-performance liquid chromatography to survey the pigments present in red parrot feathers. McGraw and Nogare collected and analyzed samples from 44 parrot species that have red feathers. Overall, there are some 350 species of parr...
New DNA studies verify existence of three right whale species
...he American Museum of Natural History. "Our recent analysis
using both mitochondrial and nuclear DNA has produ...e North Pacific Right Whale) as its own taxon. The analysis
included samples from individual North Atlantic right whales, southern right whales, and North Pacif...
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