Short in Biological News

Gene predicts how brain responds to fatigue, human study shows

... to sleep deprivation. People carry either long or short variants of the gene. Those with the short PER3 variant are resilient to sleep loss they ... night. They found that the resilient, short gene variant group compensated for sleep loss by ...

UNH researcher receives presidential environmental award

... University of New Hampshire professor Frederick short was co-recipient of the prestigious Coastal ... protection, and education projects. short and other partners were honored last week for ... an eelgrass restoration site selection model short developed with funding from the UNH Cooperative ...

Temporary infidelity may contribute to the stability of ancient relationships

... she flies away to mate and establish a new nest. short breaks in the ants' relationship with the fungus ... said Michael Poulsen, who held a Smithsonian short term fellowship while a doctoral student at the ... these experiments, we found that there is a very short window of time--as the young queen establishes a ...

CSHL scientists find a new class of small RNAs and define its function

... concerning the biological function of the new short RNA class. The team's findings, which appeared ... of the effort to catalogue the entire long and short RNA output of cells. Focusing on two ENCODE- ... of the end of the capped long RNA to produce a short RNA product. Small RNAs can act as "off" ...

Acoustical Meeting, Nov. 10-14, 2008 in Miami, Florida

... undergraduate colleges. In this approach many short pictures of the vibrating instruments are taken ... distance. Time delays -- even those as short as 20 milliseconds -- can pose a problem. One way ... native speakers of English were asked to identify short music melodies by matching the melody they heard ...

AVS 55th International Symposium & Exhibition, Oct. 19-24

... . short COURSES AVS promotes communication, ... topics. One way that it does this is by offering short courses in areas such as Vacuum ... modification. In Boston, AVS will offer short courses on everything from engineering solar ...

Save-the-date: Major nanotech, energy, and biomed meeting

... Frontiers in Physics Ask the Experts short Courses Information for Journalists 1) ... your questions (Exhibit Hall Booth 607). 6) short COURSES AVS promotes communication, ... topics. One way that it does this is by offering short courses in areas such as Vacuum processing ...

New cheaper method for mapping disease genes

... fragments were then rinsed in a fluid containing short DNA sequences of five nucleotides, marked with a ... dye, which allowed them to examine which of the short DNA sequences adhered to each fragment. After having rinsed all possible short DNA sequences over several million fragments, the ...

Nanorings

... DNA with a little gap in the form of a short single-stranded fragment. As Michael Famulok and ... were able to build a gap into their ringsa short sequence that does not occur in normal base ... All that needs to be done is to produce a short single strand of DNA complementary to the ...

Protein's strength lies in h-bond cooperation

... four hydrogen bonds that bind together stacks of short beta strands in a structural protein rupture ... said Keten. But a material that employs many short beta strands folded and connected by three or ... they look a bit like old-fashioned ribbon candy: short waves or strands appear to be stacked on top of ...

UF botanists: Flowering plants evolved very quickly into 5 groups

... as the Big Bang took place in the comparatively short period of less than 5 million years -- and ... plants is because they diversified over such a short time frame, Jansen said. Seeking to distill ... major lineages that developed over the relatively short period of 5 million years, or possibly even less. ...

Liquid crystal phases of tiny DNA molecules point up new scenario for first life on Earth

... Noel Clark said the team found that surprisingly short segments of DNA, lifes molecular carrier of ... is that from the collection of ancient molecules, short RNA pieces or some structurally related precursor ... team began a series of experiments to see how short the DNA segments could be and still show liquid ...

Researchers find signal that switches on eye development -- could lead to 'eye in a dish'

... team hypothesized that ATP must be released in a short burst from the location where the eye will ... eye development. They were able to measure these short bursts of ATP using ATP sensors specially ... development. The Warwick research shows that this short burst of ATP followed by accumulation of ADP is a ...

Study reveals possible genetic risk for fetal alcohol disorders

... people and primates suggest that carriers of a short form of this gene are at increased risk for ... life events. To test whether the gene's short form might also raise the risk of fetal ... weaning, and determined whether they carried the short or long form of the serotonin transporter gene ...

New caledonian crows find 2 tools better than 1

... "The creative thing the crows did was to use the short stick to get the long tool out of the box so that ... crows then briefly probed the box containing the short stick with the long stick before correcting their ... seven birds tried to get the long stick with the short stick at their first attempt at solving the ...

New cancer drug delivery system is effective and reversible

... spare healthy cells, and ideally its effects will be reversible, to cut short any potentially dangerous side effects. University of Illinois ... turned its attention to small molecules called aptamers. "Aptamers are short strands of DNA or RNA; they are highly efficient binders, and are very ...

C. difficile spores spread superbug

... reintroduction and infection in a new human host. "We treated mice with short and longer courses of antibiotics," says Professor Gordon Dougan, Head of ... Genetics at the Sanger Institute and senior author on the study. "After a short course most mice had dropped back to normal spore shedding levels around ...

The tiny difference in the genes of bacteria

... possible to characterize and distinguish hundreds of bacteria strains in a short time. The method is based on the existence of short, repetitive DNA ... bacterial strain. To identify a certain strain, the HZI researchers use short DNA fragments, marked with certain dyes. Each dyed DNA fragment recognizes ...

The tiny difference in the genes of bacteria

... possible to characterize and distinguish hundreds of bacteria strains in a short time. The method is based on the existence of short, repetitive DNA ... bacterial strain. To identify a certain strain, the HZI researchers use short DNA fragments, marked with certain dyes. Each dyed DNA fragment recognizes ...

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

... approaches, scientists first tagged each sample with a barcode a short string of DNA letters known as oligonucleotides before mixing it with ... patented, is currently best suited for genotype analyses that require only short segments of an individual's genome to be sequenced to find out if the ...

American Chemical Society's weekly PressPac -- April 29, 2009

... habitat. They found that the seals accumulated more mercury during both short (2 months) and long (5 months) ice-free seasons and postulate that this is ... food supplies. Higher seal mercury concentrations may follow relatively short ice-free seasons due to consumption of older, more highly contaminated ...

Small molecules might block mutant protein production in Huntington's disease

... worth doing," he said. In the current study, the researchers created short lengths of molecules that resemble ribonucleic acid (RNA), the chemical ... cells from creating the abnormal proteins. The researchers also designed short lengths of RNA called small interfering RNA, or siRNA, to interfere with ...

DNA barcoding of mosquito species deployed in bid to end elephantiasis

... spread lymphatic filariasis (LF), commonly known as elephantiasis. Using a short DNA sequence from a particular genome region, scientists can obtain a ... effect on other organisms. "The expertise to create databases is in short supply in Africa; the JRS Foundation is assisting science in very ...

Diet secrets of 'the Royals'

... off their African reserve one rainy season, cattle grazed the grass so short that elephants couldn't eat it, according to a University of Utah study. ... access to high-quality grass forage because cattle keep the grass very short and out-compete elephants." The findings provide a hint that as ...

CSHL researchers explain process by which cells 'hide' potentially dangerous DNA segments

... host of players: the enzyme that copies DNA into RNA, which is diced into short segments called short interfering RNAs, or siRNAs; a part of the RNAi machinery known as the ...

Frogs reveal clues about the effects of alcohol during development

... syndrome (FAS) cause malformations in babies, including facial defects, short stature, and mental and behavioral abnormalities. The African frog, ... syndrome (FAS) cause malformations in babies, including facial defects, short stature, and mental and behavioral abnormalities. The African frog, ...

To fight drug addiction, UB researchers target the brain with nanoparticles

... Department of Medicine have developed a stable nanoparticle that delivers short RNA molecules in the brain to "silence" or turn off a gene that plays a ... of the DARPP-32 gene with certain kinds of ribonucleic acid (RNA), called short interfering RNA (siRNA), can inhibit production of this protein and thus, ...

Ten genes identified in connection with sudden cardiac death

... of time the heart takes to contract. A QT interval that's too long or too short can cause serious problems, including arrhythmias and sudden cardiac ... Abecasis said. "Individuals with too many genes predisposing to a long or short QT interval are likely to be most at risk of sudden cardiac death." The ...

Springer and Senckenberg society to collaborate on life sciences and geosciences journals

... history, the journal publishes original research, review papers and short notes. Dr. Peter Knigshof of the Senckenberg Research Institute and ... ecosystems, Marine Biodiversity presents original research papers, short notes and reviews. The scope of the journal covers research at gene, ...

High-fat diets inflame fat tissue around blood vessels, contribute to heart disease

... of Cincinnati (UC) shows that high-fat diets, even if consumed for a short amount of time, can inflame fat tissue surrounding blood vessels, possibly ... abnormalities of the fat tissue surrounding blood vessels in a very short period of time," he says. "This is a warning to those who say there isn't ...

Texas researchers provide emissions data for livestock industry

... answers for the nation's cattle feeding industry after it was given a very short window by the U.S. Environmental Protection Agency to begin reporting ... others on their teams, worked to distill the collective ammonia results on short notice. "We needed to convey to EPA that no single number is adequate ...

NYU Langone Medical Center researchers find micro RNA plays a key role in melanoma metastasis

... from NYU Langone Medical Center have identified the possible culprita short strand of RNA called microRNA (miRNA) that is over-expressed in metastatic ... and resistant traits of the very aggressive melanoma cell." miRNAs are short pieces of RNA that block the expression of proteins that are encoded by ...

Phytoplankton cell membranes challenge fundamentals of biochemistry

... Sargasso Sea is in the middle of the Atlantic Ocean an area known for its short supply of phosphorus and nitrogen. A molecule of phosphorus dissolved in ... flourish in a place where nutrients like phosphorus are in as short supply as water is in the desert. How are they doing it? These creative ...

Ocean islands fuel productivity and carbon sequestration through natural iron fertilization

... Ireland). In contrast, the area south of Crozet experiences only a small, short bloom later in the season. "Our first question was, 'where does the ... carbon sequestered in the deep ocean for a given input of iron falls far short of previous geoengineering estimates, "with significant implications for ...

AGU journal highlights -- Dec. 31, 2008

... ventilated from the surface to the bottom of the ocean over decades. Such short overturning circulation indicates that carbon dioxide (CO 2 ) from human emissions is able to pervade the East/Japan Sea on similarly short timescales. Three surveys of the East/Japan Sea (conducted in 1992, 1999, ...

Europe cores in EUROCORES: Ocean drilling in EuroMARC

... and of different lengths, depending on the sediments and the objectives. short cores of less than 1.5m are often used to drill coral reefs, and if you ... taking surface samples as is the so-called multicores instrument with four short cores, where even the water above the sediment is captured and ...

NPL unveils new equipment to make cancer treatment safer

... of people treated is increasing by 100,000 per year but this is still far short of the number of treatments required. The aging population means that more ... range of beam qualities currently in therapeutic use in the UK in a very short period of time," says Acting Managing Director of NPL Dr Martyn Sene. ...

New blood test for Down syndrome

... it, but I am highly optimistic it will be used as a diagnostic test in short order." Amniocentesis and chorionic villus sampling (CVS), which are ... DNA floating in the mother's blood circulation normally exists in short pieces, averaging 169 nucleotides in length. Quake proposed a "shotgun ...

Eli and Edythe L. Broad make unprecedented gift to endow Broad Institute of Harvard & MIT

... scientific research has resulted in remarkable accomplishments in a very short period of time. Although this is a large gift the largest we have ever ... ourselves for long-term economic growth." In the Broad Institute's short history, its researchers have already made major contributions to ...

Alcohol consumption can cause too much cell death, fetal abnormalities

... malformations such as a flat and high upper lip, small eye openings and a short nose. Researchers want to know if those facial clues can help them ... that every pregnant woman who drinks three or four glasses of wine in a short period will have a baby with birth defects, but it elevates the risk." ...