Method in Biological News

Scientists find universal rules for food-web stability

... in Dresden, Germany, have developed a new method that allows them to efficiently analyze the ... parameters on complex systems. "By using a method called generalized modeling, we examine whether a ... and which will upset their balance." The method can also be used for examining other complex ...

Methods for gene transfer in stem cells featured in Cold Spring Harbor Protocols

... ) present a method for targeting hematopoietic stem cells using ... DNA transposons offer an effective, alternative method for nonviral gene transfer that avoids the safety ... ) provides a method for stable integration and reliable long-term ...

The last supper of the hominids establishes the times they lived at the sites

... . It is the first time that an analytical method has allowed the establishment of the length of ... to the IPHES in Tarragona. "For the first time, a method has been put forward which allows us to establish ... ) and the reindeer ( Rangifer tarandus ). "This method allows us to confirm the seasonal nature of the ...

New way to make sensors that detect toxic chemicals

... State University researchers have developed a new method for making extremely pure, very small metal-oxide ... Beach and Morris have devised a new synthesis method that yields very small particles -- which give ... of a meter). Beach described the synthesis method in very simple terms. "Basically, you mix ...

The tiny difference in the genes of bacteria

... has such characteristic repeats. "With this method we are able to identify bacterial strains as well ... a challenge until now. The newly developed method makes it now possible to characterize and ... hundreds of bacteria strains in a short time. The method is based on the existence of short, repetitive ...

University of Leicester researchers discover new fluorescent silicon nanoparticles

... Haeften explained: "A key advantage of the new method is the independent control of the nanoparticles' size and their surface properties. The method is extremely versatile and produces the ... and Dr Glenn Burleigh, also incorporates this new method of synthesis. They are aiming to link ...

The tiny difference in the genes of bacteria

... has such characteristic repeats. "With this method we are able to identify bacterial strains as well ... a challenge until now. The newly developed method makes it now possible to characterize and ... hundreds of bacteria strains in a short time. The method is based on the existence of short, repetitive ...

New test can detect both genetic and chromosomal abnormalities in embryos

... a news briefing: "Karyomapping is a universal method for analysing the inheritance of genetic defects ... samples and DNA information in order to test the method and validate it for use in the clinic. "The ... aneuploidy. Now that vitrification [an improved method of embryo freezing] has improved embryo survival ...

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

... engineer and colleagues have developed a method that, applied in MRI scans of the breast, could ... of information. The conventional data-acquisition method gathers that information slowly, and it's ... more data in less time. In addition, the method also makes it possible for radiologists to view ...

CSHL scientists harness logic of 'Sudoku' math puzzle to vastly enhance genome-sequencing capability

... "In theory, it is possible to use the Sudoku method to sequence more than a hundred thousand DNA ... of the Hannon lab's research projects, the new method has tremendous potential for clinical ... specific ethnic populations. The team's new method will now allow the many thousands of DNA samples ...

An easy way to find a needle in a haystack by removing the haystack

... of Sciences in Prague have developed a new method to quickly and reliably detect metabolites, such ... and conducted the experiments. The new MAILD method allows measurements from diverse biological and ... the metabolites, MAILD could develop into a fast method for medical and biological diagnostics. [JWK] ...

TRAPping proteins that work together inside living cells

... known as RNA polymerase. The results suggest the method might uncover collaborations between proteins ... and her PNNL colleagues developed a crosslinking method that uses small crosslinkers whose stickiness can ... analyses. To demonstrate how well this method works, Mayer and colleagues tested it out on RNA ...

Sulphur in just one hair could blow a terrorist's alibi

... University of Oviedo, Spain, have come up with a method to detect how the proportions of isotopes in a ... to detect these small variations. "The new method is based on combining a laser ablation system and ... the sulphur isotopes. "The advantage of this method compared with others is the high resolution ...

Scientists find formula to uncover our planet's past and help predict its future

... and will help predict the future. A novel method of reconstructing missing data will shed new ... which could be uncovered by applying the method to measuring the distribution of isotopes in ... climate change. As the researchers write, "The method will also be applicable quite generally to cases ...

Plastic that grows on trees, part two

... experiments, the team tested how well their method compared to acid, a common way to break down ... consistently achieve a high yield of HMF -- the method converted about 57 percent of the sugar content ... steps, we are very close to a single-step method of converting raw biomass into a new platform ...

International team tracks clues to HIV

... and Modeling Web site last week. Their method of modeling ways to attack HIV may not be unique, ... make the molecules and the other guys had a great method for in-silico testing of molecules. They ... cautioned. The hope, he said, is to develop a method for the rapid creation of drugs to address ...

New tool isolates RNA within specific cells

... (HHMI) investigator. "Our new TU-tagging method should be useful for isolating cell-type specific ... and disease." The new non-toxic, non-invasive method makes it possible to "listen in" to the messages ... gene expression. The researchers say the method should work in other systems, including ...

Using high-precision laser tweezers to juggle cells

... of Gothenburg, Sweden, have developed a new method to study single cells while exposing them to ... University of Gothenburg, Sweden, developed a method where laser tweezers are used to catch a cell the ... it affects the behaviour of the cell. This new method gives researchers information that would not be ...

New genomic technique uncovers coral transcriptome

... Mikhail Matz and John Colbourne, developed a new method for transcriptome analysis based on ... Eli Meyer, the primary author on the paper, "Our method specifically addresses problems that had hindered ... and uneven transcript coverage". The new method requires as little as 1 microgram of total RNA, ...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

... France and Montevideo, Uruguay have developed a method based on time reversal that can reveal the ... in moving organs, such as the heart. Their method can also allow determination of the human skin ... acoustics. With further development, the method could be used to remotely track down problems in ...

New method developed by UC San Diego bioengineers gives regenerative medicine a boost

... at UC San Diego have developed a breakthrough method for sequencing-based methylation profiling, which ... are extremely costly (more than $100,000). The method created by Zhang and his team will allow ... "What we reported in this paper is a novel method that allows us to do target analysis on the ...

Diet secrets of 'the Royals'

... common carbon-12 versus rare carbon-13. The method used in the study involves analyzing ratios of ... decay radioactively. Cerling used the method in a 2006 study that showed how isotope analysis ... to elephants grass and water." The method can be extended "to other regions throughout ...

Fluorescent cancer cells to guide brain surgeons

... of Heidelberg University, has now developed a method to improve neurosurgery. The scientists took ... operation. The scientists tested the albumin method in thirteen patients with malignant gliomas. In ... the tumor shifts or changes its shape." The new method takes account of this 'brain shift' effect and ...

Basic guides to PCR, labeling neurons featured in Cold Spring Harbor Protocols

... chain reaction (PCR) is the commonly used method for nucleic acid amplification. But PCR is often ... in neuroscience research laboratories. This method allows for combined electrophysiological and ... this technique has been for Ca2+ imaging. This method is freely accessible on the website for Cold ...

Pitt-led researchers create quick, simple fluorescent detector for TB

... College of Medicine have developed an onsite method to quickly diagnose tuberculosis (TB) and expose ... from the Public Library of Science. The method must next undergo clinical trials, but it has ... Jacobs said, "allows us to bypass the existing method of diagnosing TB, which requires cultivating ...

Pilot study shows effectiveness of new, low-cost method for monitoring hand hygiene compliance

... and after they exit patient rooms. This novel method of monitoring hand hygiene compliance, which is ... of Iowa Health Care. "Our new low-cost method of monitoring could potentially reduce cost while ... technology marks a major shift from the current method of monitoring hand hygiene compliance that ...

Genomatix gets patent for comparative genomics method

... Office. The Patent relates to a sophisticated method for identification of networks of functionally ... solved until today. The patent describes a method using a defined transcriptional start side from a ... of extremely high quality. Genomatix applies this method in its genomic database ElDorado since several ...

An end to fear

... is currently the prevailing and most effective method for treating anxiety disorders. During such a ... without the feared consequence occurring. This method frequently only achieves short-term results and ... can no longer be recalled by means of a much-used method in which the individual pain stimuli are ...

A new way to assemble cells into 3-D microtissues

... microtissues. The researchers demonstrated their method by constructing a tailor-made artificial ... that is key to many tissue functions. "Our method allows the assembly of multicellular structures ... of California at San Francisco, based their method of assembling 3-D microtissues on an approach ...

Using hair to manage HIV/AIDS and predict treatment success

... exposure only hours prior to the blood draw, this method has also not been a good predictor of viral ... clinical care of measuring hemoglobin A1C, the method used in diabetes to monitor average blood glucose ... "This is a painless, bloodless, biohazard-free, method of collecting a stable specimen from HIV patients ...

Protein function and chromatin structure methods featured in Cold Spring Harbor Protocols

... provides a rapid, reversible, and tunable method for studying the activity of a protein of ... gene function using RNA interference (RNAi). The method is freely accessible on the website for Cold ... ) contribute a method for the "Combined 3C-ChIP-Cloning (6C) Assay: A ...

Cleansing toxic waste -- with vinegar

... and make it unsafe, says Dr Burke. "Our treatment method reconverts the oxidised chromate to a non-soluble ... more difficult to treat. The current favoured method of dealing with such groundwater contaminants is ... footprints are reduced. By designing a clean-up method that promotes the growth of naturally occurring ...

MIT student develops new innovations to selectively kill cancer cells

... to 'talk' to one another in the body. One method involves benign 'scout' particles initially ... delivery can be achieved clinically, this method would enable doctors to increase the drug dose ... improving drug delivery, including: a low-cost method for hemorrhage detection; a new class of ...

Mount Sinai Hospital researcher makes stem cell breakthrough

... Sinai Hospital's Dr. Andras Nagy discovered a new method of creating stem cells that could lead to ... Chair in Stem Cells and Regeneration. "This new method of generating stem cells does not require embryos ... own skin cells." Dr. Nagy discovered a new method to create pluripotent stem cells (cells that can ...

MIT: Using touch to help deaf people

... Reed did on the Tadoma technique, a communication method taught to deaf-blind people. Practitioners of that method hold their hands to someone's face while they are ... could successfully understand speech with this method especially if the other person spoke clearly and ...

Updated formula measures kidney function more accurately

... and BUN, while a slightly more complicated method of collection will yield the cystatin C result. ... GFR. The new Schwartz formula uses an updated method of measuring creatinine. The enzymatic analysis ... utilized a less specific color change. The Jaffe method was used in an earlier estimated GFR formula that ...

Relationships in rank and file

... of LMU Munich have successfully developed a method that makes database searches significantly more ... are. BLAST has been the most important method for sequence searching since its development in ... (CIPSM)" of LMU Munich have now developed a method that significantly improves similarity searches: ...

Canadian scientist mines drugs database for new diabetes treatment

... new technology to create a cheap and efficient method of drug discovery that will allow small academic ... and many other diseases. They have used this new method to identify a small molecule which they are using ... (adrenalin and histamine respectively). "Our method also begins with the natural chemical but rather ...

Scientists mine drugs database for new diabetes treatment

... new technology to create a cheap and efficient method of drug discovery that will allow small academic ... and many other diseases. They have used this new method to identify a small molecule which they are using ... (adrenalin and histamine respectively). "Our method also begins with the natural chemical but rather ...

Grape shapes

... variable among observers. Recently, a digital method for analyzing shapes has been used for tomatoes, but this method requires each fruit to be cut in half and scanned ... for additional studies or consumption. This method has potential for future breeders by helping them ...