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Technique in Biological News

New technique can fast-track better ionic liquids for biomass pre-treatments

They've been dubbed "grassoline" second generation biofuels made from inedible plant material, including fast-growing weeds, agricultural waste, sawdust, etc. and numerous scientific studies have shown them to be prime candidates for replacing gasoline to meet our transportation needs. However, ...

New MRI technique could mean fewer breast biopsies in high-risk women

MADISON A University of Wisconsin-Madison biomedical engineer and colleagues have developed a method that, applied in MRI scans of the breast, could spare some women with increased breast cancer risk the pain and stress of having to endure a biopsy of a questionable lump or lesion. The univers...

Can a new implant coating technique create a new six million dollar man?

Tel Aviv University researcher Prof. Noam Eliaz of the TAU School of Mechanical Engineering has developed an electrochemical process for coating metal implants which vastly improves their functionality, longevity and integration into the body. The new process could vastly improve the lives of ...

Ovarian transplantation: New technique gives greatly improved results in this delicate operation

Amsterdam, The Netherlands: Ultra-fast freezing of ovarian tissue from women who have lost their fertility as a result of cancer treatment can lead to it being used in transplants with the same success rate as fresh tissue, a researcher told the 25th annual conference of the European Society of Hu...

Colon cancer screening technique shows continued promise in new study

Recent clinical trials show that a new colon cancer screening technique created by Northwestern University researchers has a high enough sensitivity that it could potentially be as or more successful than a colonoscopy in screening for colon cancer. The technique uses optical technology, called...

New genomic technique uncovers coral transcriptome

Using a new technique for cDNA preparation combined with the latest sequencing methods, researchers have uncovered the larval transcriptome of a reef-building coral ( Acropora millepora ). Their study, described in the open access journal BMC Genomics , features the most extensive database of gen...

New high-throughput screening technique makes probing puzzling proteins possible

Understanding the tens of thousands of proteins that compose the human proteome has emerged as a key challenge of this century, and research efforts to date have already enabled major advances in drug discovery and understanding basic biology. But many potential avenues have been blocked by lack o...

New technique used to profile anthrax genome

Scientists at the Georgia Institute of Technology have used a new approach, known as RNA-Seq, to profile the gene expression of the bacterium that causes anthrax, Bacillus anthracis. Their study, published March 20, 2009, online by the Journal of Bacteriology , marks the first time any bacterial...

New aerosol observing technique turns gray skies to blue

Tiny, ubiquitous particles in the atmosphere may play a profound role in regulating global climate. But the scientists who study these particles -- called aerosols -- have long struggled to accurately measure their composition, size, and global distribution. A new detection technique and a new sat...

Ben-Gurion University engineers develop technique to help combat nuclear proliferation

BEER-SHEVA, ISRAEL, March 4, 2009 Ben-Gurion University of the Negev engineers have developed a technique to "denature" plutonium created in large nuclear reactors, making it unsuitable for use in nuclear arms. By adding Americium (Am 241), a form of the basic synthetic element found in commerc...

Spun-sugar fibers spawn sweet technique for nerve repair

WEST LAFAYETTE, Ind. - Researchers at Purdue University have developed a technique using spun-sugar filaments to create a scaffold of tiny synthetic tubes that might serve as conduits to regenerate nerves severed in accidents or blood vessels damaged by disease. The sugar filaments are coated w...

New technique for cancer screening

Graz, Austria Current research suggests that a new technique to determine tumor methylation status can be used in archived tissue samples. The related report by Balic et al, "High quality assessment of DNA methylation in archival tissues from colorectal cancer patients using quantitative high-re...

New technique images tumor vessel leakiness to predict breast cancer chemotherapy outcome

Chemotherapy is an integral part of modern cancer treatment, but it's not always effective. Successful chemotherapy depends on the ability of anticancer drugs to escape from the bloodstream through the leaky blood vessels that often surround tumors. Predicting chemotherapy's efficacy could save...

U of T technique put to use to test clean up of contaminated groundwater

Cleaning up the dangerous contaminants dry-cleaning fluids, solvents and petroleum hydrocarbons found in underground water presents one of the most urgent challenges facing environmental science. A report issued today by the U.S. Environmental Protection Agency (EPA) sheds light on a new way to ...

New computational technique allows comparison of whole genomes as easily as whole books

Berkeley -- Taking a hint from the text comparison methods used to detect plagiarism in books, college papers and computer programs, University of California, Berkeley, researchers have developed an improved method for comparing whole genome sequences. With nearly a thousand genomes partly or f...

Novel technique changes lymph node biopsy, reduces radiation exposure

Information obtained from a new application of photoacoustic tomography (PAT) is worth its weight in gold to breast cancer patients. For the first time, Lihong Wang, Ph.D., Gene K. Beare Distinguished Professor in the Department of Biomedical Engineering, with a joint appointment in Radiology...

Novel technique changes lymph node biopsy, reduces radiaiton exposure

Information obtained from a new application of photoacoustic tomography (PAT) is worth its weight in gold to breast cancer patients. For the first time, Lihong Wang, Ph.D., Gene K. Beare Distinguished Professor in the Department of Biomedical Engineering, with a joint appointment in Radiology...

New technique is quantum leap forward in understanding proteins

In this ongoing quest, a group of Scripps Research Institute scientists, along with colleagues from the University of California, San Diego, (UCSD) have borrowed from physics to deliver one of those research raritiesan unmitigated success. The group has devised a computational method that, with re...

Novel technique for fluorescence tomography of tumors in living animals

Fluorescent molecules i.e. substances which can be stimulated to emit light are extremely valuable tools in biological research and medical diagnosis. Fluorescence can be used for instance to analyze the regulation and expression of genes, to locate proteins in cells and tissues, to follow metab...

These shells don't clam up: Innovative technique to record human impact on coastal waters

With their sedentary lifestyles and filter-feeding habits, clams have been silent witnesses to the changes that humans have inflicted upon their waters. These clams are silent no more, as Dr. Ruth H. Carmichael of the Dauphin Island Sea Lab and her colleagues have reported in their recent paper i...

Einstein researchers develop technique to count messages made by single genes

November 16, 2008 In a study in the advance online edition of Nature Structural and Molecular Biology , researchers from Albert Einstein College of Medicine describe a technique for looking more precisely at a fundamental step of a cell's life a gene, DNA, being read into a message, mRNA. The ...

These shells don't clam up: Innovative technique to record human impact on coastal waters

With their sedentary lifestyles and filter-feeding habits, clams have been silent witnesses to the changes that humans have inflicted upon their waters. These clams are silent no more, as Dr. Ruth H. Carmichael of the Dauphin Island Sea Lab and her colleagues have reported in their recent paper i...

New technique eliminates toxic drugs in islet transplant in diabetic mice

CHICAGO -- The body's immune system hates strangers. When its security patrol spots a foreign cell, it annihilates it. This is the problem when people with type 1 diabetes undergo human islet cell transplantation. The islet cells from a donor pancreas produce robust amounts of insulin for the r...

New technique enables assessment of drought performance

Measurement of chlorophyll fluorescence is an effective way of determining how well plants can cope with low-water conditions. The technique described in the open access journal Plant Methods , published by BioMed Central, allows a quantitative and precise determination of viability in intact, dr...

NJIT professor finds engineering technique to identify disease-causing genes

Scientists believe that complex diseases such as schizophrenia, major depression and cancer are not caused by one, but a multitude of dysfunctional genes. A novel computational biology method developed by a research team led by Ali Abdi, PhD, http://www.njit.edu/news/2008/2008-367.php , associate...

New technique sees into tissue at greater depth, resolution

DURHAM, N.C. By coupling a kicked-up version of microscopy with miniscule particles of gold, Duke University scientists are now able to peer so deep into living tissue that they can see molecules interacting. If future studies in animal models prove fruitful, the researchers believe that their...

Improved technique determines structure in membrane proteins

CHAMPAIGN, Ill. Understanding the form and function of certain proteins in the human body is becoming faster and easier, thanks to the work of researchers at the University of Illinois. By combining custom-built spectrometers, novel probe designs and faster pulse sequences, a team led by Illinoi...

Resuscitation technique after brain injury may do more harm than good

DALLAS July 1, 2008 The current standard practice of giving infants and children 100 percent oxygen to prevent brain damage caused by oxygen deprivation may actually inflict additional harm, researchers at UT Southwestern Medical Center have found. Brain damage caused by oxygen deprivation, k...

New electrostatic-based DNA microarray technique could revolutionize medical diagnostics

BERKELEY, CA The dream of personalized medicine in which diagnostics, risk predictions and treatment decisions are based on a patient's genetic profile may be on the verge of being expanded beyond the wealthiest of nations with state-of-the-art clinics. A team of researchers with the U.S. Depar...

New technique allows targeted inactivation of genes in research model

WORCESTER, Mass. Researchers at the University of Massachusetts Medical School (UMMS) report today on a new technique that improves the ability of scientists to target individual genes for inactivationa technique with broad potential implications for both basic science research and human disease. ...

Spin control: New technique sorts nanotubes by length

Researchers at the National Institute of Standards and Technology (NIST) have reported* a new technique to sort batches of carbon nanotubes by length using high-speed centrifuges. Many potential applications for carbon nanotubes depend on the lengths of these microscopic cylinders, and one of the ...

New technique determines the number of fat cells remains constant in all body types

LIVERMORE, Calif. - The radioactive carbon-14 produced by above-ground nuclear testing in the 1950s and '60s has helped researchers determine that the number of fat cells in a human's body, whether lean or obese, is established during the teenage years. Changes in fat mass in adulthood can be attr...

Nature paper describes technique for extracting hierarchical structure of networks

Networks -- used throughout the sciences in the study of biological, technological, and social complexity -- can often be too complex to visualize or understand. In a May 1 Nature paper, Hierarchical structure and the prediction of missing links in networks, Santa Fe Institute (SFI) researchers...

New technique yields more detailed picture of chromatin structure

University of Illinois researchers have developed a technique for imaging cells under an electron microscope that yields a sharper image of the structure of chromatin, the tightly wound bundle of genetic material and proteins that makes up the chromosomes. Their findings appear in Nature Method...

Fine print: New technique allows fast printing of microscopic electronics

A new technique for printing extraordinarily thin lines quickly over wide areas could lead to larger, less expensive and more versatile electronic displays as well new medical devices, sensors and other technologies. Solving a fundamental and long-standing quandary, chemical engineers at Prince...

New radar satellite technique sheds light on ocean current dynamics

Ocean surface currents have long been the focus of research due to the role they play in weather, climate and transportation of pollutants, yet essential aspects of these currents remain unknown. By employing a new technique based on the same principle as police speed-measuring radar guns to ...

New technique could dramatically lower costs of DNA sequencing

CHAMPAIGN, Ill. Using computer simulations, researchers at the University of Illinois have demonstrated a strategy for sequencing DNA by driving the molecule back and forth through a nanopore capacitor in a semiconductor chip. The technique could lead to a device that would read human genomes qui...

New X-ray technique targets terrorists and tumors

Scientists at The University of Manchester have developed a new x-ray technique that could be used to detect hidden explosives, drugs and human cancers more effectively. Professor Robert Cernik and colleagues from The School of Materials have built a prototype colour 3D X-ray system that allows...

New technique captures chemical reactions in a single living cell at unprecedented resolution

Berkeley -- Bioengineers at the University of California, Berkeley, have discovered a technique that for the first time enables the detection of biomolecules' dynamic reactions in a single living cell. By taking advantage of the signature frequency by which organic and inorganic molecules absor...

New magnetic separation technique might detect multiple pathogens at once

DURHAM, N.C. -- A magnetic separation technique developed by researchers at Duke University's Pratt School of Engineering and Purdue University makes it relatively simple to sort through beads hundreds of times smaller than the period at the end of this sentence. The method could lead to new t...
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