Tag: "determine" at biology news

Poplar DNA code cracked -- a step in combating global warming?

... 2002, the international consortium set to work to determine the poplar's genome. To do this, they used a femal...SA). The researchers needed just over two years to determine the 520 million base pairs, distributed among 19 chromosomes. By comparing the genomes of these two...

Scientists discover potential new way to control drug-resistant bacteria

...learn more about its biochemical properties and to determine whether higher forms of life have similar classes of genes. He believes that, in time, they will be able to use the knowledge gleaned from this discovery to generate proteins in the laboratory that will bind to almost any molecule of interest. ...

$2.7 million grant to support creation of virtual zebrafish atlas

..."Zebrafish are becoming an ideal research model to determine the functions of individual genes in vertebrates a...w of biology will focus on understanding how genes determine form and function during organisms' life spans, across the spectrum of earthly life forms. Ultimatel...

Study reveals why eyes in some paintings seem to follow viewers

... answer their questions, the researchers needed to determine how the apparent 3D structure of the object depict...d at different viewing angles. They also wanted to determine how the relative magnitude of the perceived depth in different regions of the picture would be affec...

Wastewater could treat itself, power city

...ue that measures the heat content of materials, to determine the amount of energy stored in wastewater's organic matter. The city plants currently use aerobic treatment, a process by which microbes decompose organic matter in the presence of oxygen. By using anaerobic digestion instead, in which microbes decom...

New anti-inflammatory strategy for cancer therapy identified by UCSD researchers

...ated with control cells. In further tests to determine how NF-kB activation mediates inflammation-induced tumor growth, the team studied mouse lung tissue as well as tumor nodules for expression of specific proteins known to modulate the body's normal cell-killing process. Death-inhibiting proteins were...

Students build submarine to track Octopuses

...te bi-aural hearing that will allow researchers to determine the direction from which a sound originates. During the July test, Shadow III completed ten dives in Prince William Sound, with a communications cable linking it to a mother boat on the surface. Divers checked it for leaks, while UA Professor Emeritu...

Washington University in St. Louis leads group studying aging process

...lant and a moss species, these researchers want to determine how these organisms protect themselves from radicals, which are chemical culprits in the aging process in everything from bacteria to human beings. Himadri Pakrasi, Ph.D., Washington University professor of biology, is the principal investigator of a...

European common frog found to use novel mating strategy

...y later join a gang to engage in clutch piracy. To determine the paternity of the fertilized eggs, which can number between 300 and 3,000 in this species, Vieites gathered 16 separate clutches and took tissue samples from the original parents and the pirates. With colleagues at the University of Konstanz, Germ...

A liking for sweets, combined with novelty seeking, may predict alcoholism

...ive study of individuals at risk for alcoholism to determine if these factors can indeed tell us something about who is at highest risk for alcoholism. Finally, understanding the biological/environmental bases of these two traits may allow us to better understand the pathophysiology and genetics of alcoholism...

TANGO: towards faster prognosis of Alzheimer's and Parkinson's diseases?

...ss. Certain structural characteristics in proteins determine their susceptibility to sticking together. Using ...therefore difficult to purify. With TANGO, one can determine under what conditions the solubility of the therapeutic proteins is large enough to purify them easi...

Columbia research to examine gene influence on severity of peridontal disease, therapy response

...l & Craniofacial Research will support research to determine whether different forms of periodontitis can be cl...response to the bacterial challenge is believed to determine the type, extent and severity of periodontitis, and this response is believed to have a strong genet...

Researchers report new gene test for isolated cleft lip and palate

...lood samples from parents, test certain genes, and determine whether their risk for a second child with cleft lip or palate is, say, 1 percent or 20 percent," said Jeffrey Murray, M.D., a scientist at the University of Iowa and senior author on the study. "Now is the time to begin thinking about how best to ap...

Blue marlin in gulf have high mercury levels, A&M study shows

...al biomarkers (stable isotopes and fatty acids) to determine the feeding history of these fishes, and will use this information to see if feeding patterns influence the level of mercury found in the tissue of top-level predators. Rooker says one reason marlin may have higher mercury levels deals with the fish'...

New research suggests early diet may play key role in protecting against childhood leukaemia

...eukaemia Study, Kwan and her colleagues set out to determine whether the foods consumed by children in early life affect their risk of developing leukaemia. They collected information on the diets of 328 children diagnosed with leukaemia and compared them with matched controls. "We found that regular consumpt...

Two Virginia Tech energy-related inventions win R&D 100 awards

... Wang explains. "Measuring the wave activity helps determine the capacity of a reservoir." The new fiber optic sensor systems are about the diameter of a human hair and can reach depths exceeding 10,000 feet. The tiny sensors can be hydraulically deployed through a small tube, which means they can be pumpe...

Endangered species list more bleak than originally thought

...a single host species. The trick was in trying to determine how many other species could act as hosts and factoring that degree of dependence into the study." The researchers believe these processes have been largely overlooked in the past because some of the most susceptible organisms are uncharismatic paras...

Cell's gatekeeper for ammonia revealed in unprecedented detail

...nd mechanisms of the water-conducting channels. To determine the structure of an ammonia channel, the UCSF scientists focused on AmtB, a protein that facilitates ammonia uptake in bacteria. The bacterial AmtB is a member of a "superfamily" of protein channels with very similar amino acid sequences and very sim...

OutFoxed! New research may redefine late-stage cardiac development

... to such a late stage. We have never been able to determine in mammals whether fusion of the bilateral heart tubes was required for later stages of development including formation of all four-heart chambers. Now we know it's not necessary". Another aspect of the work that is remarkable is that both of the h...

Novel IBD therapeutic approaches reported from Washington Univ., Barcelona, LSU at APS meeting

...sity School of Medicine, St. Louis, Mo., wanted to determine if the biological agent CTLA-4-Ig would abrogate t...enzene sulfonic acid (TNBS) colitis, and if so, to determine if indoleamine 2,3-dioxygenase (IDO) played a role in the process. The researchers included Gre...

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