Tag: "identify" at biology news

Jellyfish Help To Make Sugar Smarter

...nd you can see it working at once. It can help us identify the best way to transfer a new gene into a particular plant, determine which are the best switches to turn it on, and whether it is working as it should," explains Dr Adrian Elliott, a member of a small team led by Dr. Christopher Grof that aims t...

Max Planck Scientists Report Molecular Details On The Interaction Of The Stress Hormone Corticotropin-Releasing Factor (CRF) And Its Receptor

...n the basis of this difference, it was possible to identify the ligand-specific domain of frog CRF-R1 and to determine whether mammalian CRF-R1 could be rendered ligand-selective by introduction of amino acids recognized to be crucial for the ligand-specificity of frog C...

CAK Activation Of Plant Cell Cycle: Scientists Find Another Piece In The Jigsaw Puzzle To Help Explain Why Plants Do Not Develop Cancer Spontaneously

... mutations with arabidopsis genes and identify a plant CAK gene. Remarkably, the plant CAK can fully replace the function of RNA polymerase II-binding cell-cycle-activating kinases in both fission yeast and budding yeasts, and can phosphorylate and activate the human cel...

ACE Gene Linked To High Blood Pressure In Men But Not Women

...kage analysis is a powerful tool for scientists to identify agene region, called a locus, that is involved in specific disease. However, thestudies cannot distinguish whether the ACE variant or another gene that is alsoclosely linked to ACE is responsible for raising blood pressure. "If you think about a pe...

Jefferson Scientists Hopeful That Understanding Tumor-Suppressor Protein Function May Someday Lead To Treatment

...pthem from forming tumors," he says. "We'd like to identify steps in thatcellular pathway in which we can intervene and restore a Fhit-like signal in theabsence of Fhit or to kill the cells that are missing Fhit." In February 1996, a team of scientists led by Kay Huebner, Ph.D.,professor of microbiolo...

Protein Implicated In Multiple Sclerosis

...iferated. Inthis way, the researchers were able to identify three peptides that werefamiliar to most of the T cells. They then looked for T cells that recognized these peptides in bloodsamples from the 12 patients and from 12 people who did not have multiplesclerosis. They found that the T cell that r...

Researchers Identify A Gene That Causes Juvenile Polyposis

...ome where genes are located. The group was able to identify thechromosome using linkage studies a year after beginning the project. The gene,SMAD4/DPC4, was originally identified and mapped in 1996 by researchers at JohnsHopkins University. Deletions of this gene have been described in 50 percent ofpancreatic...

Antibodies Know Right From Left

... harmful.Therefore, developing an efficient way to identify and sort out left-and right-handed molecules with the help of antibodies could pave theway for more effective pharmaceuticals. Prof. Wilchek serves as Dean of the Biochemistry Faculty and holdsthe Marc R. Gutwirth Chair of Molecular Biology. He con...

Northwestern Researchers Develop Rapid Diagnostic Test To Detect Antibiotic-Resistant Bacteria

... have reduced from 48 to 8 hours the timeneeded to identify the potentially lethal bacteria, known asvancomycin-resistant enterococci, or VRE. A report on the technique, which detects and amplifies even very minutequantities of the genes for two types of this bacteria, vanA and vanB, will bepresented ...

ASU Scientists Join NASA Astrobiology Institute

...r experiment, a remote sensinginstrument that will identify and map the mineralogy of the Martian surface tohelp identify the best places to search for past or present life. Greeley, who headsGalileo imaging team, has been...

COGA Suggests Genetic Loci For P3 Brain Wave Abnormality

...rative Study on the Genetics of Alcoholism (COGA)* identify in the May Electroencephalography and Clinical Neurophysiology (Volume 108, Number 3) chromosomal regions that may underlie the functional organization of human neuroelectric activity, including the event-related brain potential known as P3. Since ...

Neurogenetics Lab Scan Suggests Genetic Linkage On Chromosomes 4 And 11

...ican Indian tribes provide unique opportunities to identify common genetic and environmental influences on complex diseases such as alcoholism. The relatively reduced genetic and environmental variations in such populations make it easier to determine which genetic variants are co-inherited with alcoholism. ...

False Security: You Can't Always Believe The Results Of A Genetic Test

...he American College of Medical Genetics (ACMG). To identify 90 per cent or more of people carrying cystic fibrosis genes, it may be necessary to test for 20 of the most common mutations, Grody predicts. Grody also leads a team of geneticists monitoring the testing labs on behalf of the ACMG and the C...

Fish Farmers Must Learn Zebra Mussel Prevention From A To Z

...el Critical Control Point Program, where operators identify the points of their operation that may be susceptible to zebra mussel introduction and put measures in place to avoid infestation," Swann says. "The fish farmers would also establish a scouting program for the pest and decide in advance what to do if...

Highlighting USGS Science At AGU

...pping Up Boston Harbor: Efforts by scientists to identify sources of contamination and detail the recovery of Boston Harbor will be included in a special session that will gather experts to discuss the biological, chemical, physical, geological, and social aspects of this urban estuary. At 2:50 pm, Robert ...

UB Researcher Developing Method That Employs "Evolution" To Identify New Drug Leads

...ceutical companies because it has the potential to identify numerous promising drug leads in just days, as com...then are isolated from the mixture and analyzed to identify potential drug leads. The method has been proven in a model system. The UB scientists are using it t...

East Coast Oceans Public Meeting To Be Held In Tampa, Florida

...blic input and participation is encouraged to help identify how current efforts can be improved to meet existing and emerging needs to ensure that the nation is prepared to restore and protect the ocean environment. Reports of the meeting will be available to all participating agencies and to the environm...

Can Contaminated Aquifers Restore Themselves?

...cientific and regulatory questions, suchas: Can we identify and quantify the physical, chemical, andmicrobiological processes that control evolution of the ground-waterenvironment as contaminant levels naturally attenuate? Can we reconcilerates for these processes observed in the laboratory with rates observ...

Cells Say The Darndest Things

...ounts of the various chemicals. The chemists then identify each chemical compound in collaboration with researchers led by two former postdoctoral researchers from Zare's lab: Owe Orwar, a chemist at Chalmers University in Göteborg, Sweden, and Evan R. Williams, a chemistry professor at the University o...

Gene May Hold Key To Treating Life-Threatening Cholesterol

...Screening for mutations in LXR-alpha also may help identify inherited defects in cholesterol metabolism. "This study suggests that we can develop an excellent drug to treat high levels of dietary cholesterol by altering the molecules that bind with LXR-alpha. Now we will use different levels of dietary choles...

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