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Tag: "extremely" at biology news

Bioartificial kidney under study at MCG

...u have renal failure in the ICU, your mortality is extremely high," Dr. Szerlip says. "Anywhere from 50 to 70 percent of those patients die and over the past 20 years, despite dialysis, that has not changed much." He hopes the new device, developed by Dr. H. David Humes at the University of Michigan, can help...

New binding target for oncogenic viral protein

...zed. "The study of DNA tumors viruses has been an extremely important tool in understanding the cellular pathways that regulate cell division and are disrupted in cancer. Understanding the mechanisms through which these viruses interact with the cellular machinery that regulates cell division may lead to new ...

Study Demonstrates Gene Expression Microarrays are Comparable and Reproducible

...nd compared.Sample correlation within each lab was extremely high; microarray datafrom the RNA samples had the highest correlation values, followed bythe cell lines, and then finally the tissue samples. This was notsurprising, as RNA required the fewest steps of preparation, whiletissues required the most. The...

“Nano-scissors?laser shows precise surgical capability

...sion : Anultra-short pulse laser that can perform extremely precise surgery ontiny roundworms may be the key to understanding nerve regeneration andis an important step toward treatment of human neurological disease,according to research published in the Dec. 16 issue of Nature. Dr.Adela Ben-Yakar, an assist...

The transparent organism: EMBLEM and Carl Zeiss give labs a unique look at life

... a flood of requests for the instrument. "We were extremely pleased to have found Carl Zeiss as an excellent partner to translate this technology into a product," says Dr. Martin Raditsch, Deputy Managing Director of EMBLEM. EMBL Director-General Prof. Fotis Kafatos and EMBL Group Leader Dr. Ernst Stelzer me...

Color-blind method opens new doors in DNA sequencing

...nd the number of mistakes that can be tolerated is extremely low," said Curl, University Professor, the Kenneth S. Pitzer-Schlumberger Professor of Natural Sciences and professor of chemistry. "Our new method does away with identification problems altogether, because the imaging is very clean." Metzker said, ...

Clam embryo study shows pollutant mixture adversely affects nerve cell development

...cellgrowth. "On a cellular level, clam neurons are extremely useful instudying basic mechanisms of cell development," says Reinisch, anexpert in PCB-induced neurotoxicity."Of the different combinations and strengths of BCE components tested,we found that all three together induce the greatest adverse response....

Study identifies predictors of HIV drug resistance in patients beginning triple therapy

...cellgrowth. "On a cellular level, clam neurons are extremely useful instudying basic mechanisms of cell development," says Reinisch, anexpert in PCB-induced neurotoxicity."Of the different combinations and strengths of BCE components tested,we found that all three together induce the greatest adverse response....

Vital step in cellular migration described by UCSD medical researchers

... to birth and beyond, cell migration is a complex, extremely important process that is not completely understood by researchers. In order to move, a cell must be polarized so that the molecular processes at the front end and back end are different, leading only to forward movement. One of the first steps in ce...

Study shows nanoshells ideal as chemical nanosensors

...tation in the use of Raman scattering has been its extremely weaksensitivity. While it was discovered almost th...ications."Not only did we find that nanoshells are extremely effective atmagnifying the Raman signature of molecules, we found each individualnanoshell acts as a...

Development of portable infectious disease detector

... of the chemicals that cells consume andexcrete in extremely small volumes and the use of fluids flowingthrough microscopic channels to move and manipulate small numbers ofcells reliably. In the process, the group has applied for more than 12patents. Meanwhile, Pria has developed a micro-optical fluorescence ...

New protein discovered by Hebrew University researchers

... a nanometric, "bagel-shaped," circularform and is extremely stable. It has been found to be capable ofsurviving contact with enzymes that break down proteins or exposure toextreme conditions such as boiling, excessive acidity, salinity,organic solvents or detergent solutions. Theresearch was conducted at the...

The death of a very special chimpanzee

... a nanometric, "bagel-shaped," circularform and is extremely stable. It has been found to be capable ofsurviving contact with enzymes that break down proteins or exposure toextreme conditions such as boiling, excessive acidity, salinity,organic solvents or detergent solutions. Theresearch was conducted at the...

New Breast Cancer Test Could Save Lives

...order to detect cancer at an early stage ?which is extremely important for successful treatment - many women are dependent on self-examination which can prove unreliable. This latest technology has the ability to image through dense breast tissue, and therefore can reach a far wider section of women than X-ray...

Devising Nano Vision for an Optical Microscope

... tiniest of details. “The scattering patterns are extremely sensitive to small changes in the shape and size of the scattering feature,?explains Rick Silver, a physicist in NIST’s Precision Engineering Division. ...

New methods of gene delivery using lasers

... have greatly simplified the technique by using an extremely simple and versatile miniature violet laser which is compatible with standard microscopes. The method is very powerful, and in contrast to other methods the team can select individual cells to be treated at will under the microscope. The new techniq...

South America's vast pantanal wetland may become next everglades, UNU experts warn

... in land use in and around the Pantanal. "Without extremely careful integrated management, one of the planet's greatest environmental treasures will be altered forever by human encroachment," says Prof. Hans van Ginkel, UN Under Secretary-General and Rector of UN University. UN University and Brazil's Univer...

X-Ray Beams And Fruit Fly 'Flight Simulator' Aid Scientists' View Of Muscle Power

... Maughan and his IIT and Caltech colleagues merged extremely bright X-ray beams and a “virtual-reality flight simulator?for flies, designed by Michael Dickinson of Caltech, to probe the muscles in a flying fruit fly and examine how it generates the extraordinary levels of power that result in flight. The inte...

Family trees of ancient bacteria reveal evolutionary moves

..., mysterious and inexplicable rise in oxygen, from extremely low levels to 10 percent of what it is today. There were three ?some say four ?global glaciations, and the fossil record reflects a major shift in the number of organisms metabolizing sulfur and a major shift in carbon cycling. "The question is: Why...

Molecular Motors Cooperate In Moving Cellular Cargo, Study Shows

Researchers using an extremely fast and accurate imaging technique have shed light on the tiny movements of molecular motors that shuttle material within living cells. The motors cooperate in a delicate choreography of steps, rather than engaging in the brute-force tug of war many...

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