Tag: "reactivity" at biology news

Richard A. Lerner and Peter G. Schultz to receive Paul Ehrlich and Ludwig Darmstaedter Prize 2003

...tant role in exactly controlling the direction and reactivity of chemical reactions and their efficiency. "Catalytic antibodies belong to the most important developments in immuno-chemistry," says Nobel prize winner Dr. h.c. mult. Manfred Eigen in his laudatory speech. "The work done by Lerner and Schultz has p...

Vaporized hydrogen peroxide may be best method of anthrax decontamination

... hazardous by-products and has a limited degree of reactivity with other materials....

Heinz Maier-Leibnitz Awards 2003

... University to continue his work on the stability, reactivity and structure of clusters at sub-nanometre level in the framework of a "Habilitation", the German qualification for a university lectureship.( http://verona.phys.chemie.tu-muenchen.de/coworker.html ) Dr. Tim Clausen (34), Research Institute of Mole...

Early-life environments shape development of stress behaviors and learning abilities in mice

...bred mouse strains known to differ in their stress reactivity (high versus low) and cognitive performance. All the mice within each in-bred strain were identical. To gauge the influence of different uterine and early-life environments on development, the scientists transferred embryos from recently mated low-st...

UT Southwestern researchers find immune system stages for eliminating viral infections, cancer cells

...ant in combating cancer, Dr. Wuelfing said, as the reactivity of NK cells in particular against leukemia is currently mediocre. Leukemia is a cancer of the bone marrow and blood characterized by the uncontrolled accumulation of blood cells. "Our ability to regulate the function of these cells could allow us ...

Purdue instrument to fashion custom-made proteomics chips

...andling it while you cook, proteins can lose their reactivity to potential drugs by too violent an isolation process. Current methods do generate valuable data, but isolating and purifying thousands of proteins is costly in both time and money." The solution Cooks' team devised was to separate the proteins in a...

UCSD scientists develop novel way to screen molecules

...coded with digital data, and enhanced the chemical reactivity of the plastic on the readable surface. They then added molecules they wanted to attach to this surface to the empty ink wells of an inkjet printer cartridge and used the printer to "print" the molecules onto the CD. This resulted in a CD with mole...

JCI Table of Contents, September 15, 2003

... not background genes, select an autoimmune T cell reactivity AUTHOR CONTACT: Luc Teyton The Scripps Research In...st that CD69 is a negative regulator of autoimmune reactivity and agonistic anti-CD69 antibodies may be useful in the treatment of chronic inflammation in disease...

Estrogen receptor-a disruption and vasodilation in coronary arteries

...re used for the study of coronary artery vasomotor reactivity experiments. A total of 19 ERKO and 18 WT females were used for immunoblot experiments. The average age of ERKO mice was 16 + 1 wk. In WT mice, the average age was 15 + 1 wk. Within the WT group, 16 mice were ovariectomized. Sixteen ERKO mice were ov...

Duke researchers link nitric oxide, vessel health

...xercise," Allen explained. "We also found that the reactivity of the brachial artery was greater in the healthy ...cise had any effect on nitric oxide production and reactivity of the brachial artery. So, he followed seven of the participants in the "at-risk" group during six ...

Breakthroughs lead to better understanding in prevention of transfusion-transmitted infection

...mens. During late July and early August, rates of reactivity as high as 1:167, 1:226, 1:255, and 1:272 blood donors were observed in South Dakota, North Dakota, Colorado, and Texas, respectively. To determine if donations with low-level viremia were missed by minipool NAT, 11,240 donations from the high minip...

Alcoholics with antisocial personality disorder have blunted emotional reactivity

Emotional reactivity refers to how people respond to pleasant and unple...cilitate the development of alcoholism. Emotional reactivity refers to how people respond to both pleasant and unpleasant events, including ones that cause physi...

AGU journal highlights - 6 January 2004

...ecosystems. Title: Evidence for enhanced mercury reactivity in response to estuarine mixing Authors: Kristofer R. Rolfhus, University of Wisconsin-La Crosse, LaCrosse, Wisconsin;Carl H. Lamborg, William F. Fitzgerald, Prentiss H. Balcom,University of Connecticut, Groton, Connecticut. Source: Journal of Geo...

Flagellation in Crohn disease

...amined sera from colitic C3H/HeJBir mice and found reactivity to 15 flagellin clones. Using recombinant flagelli...dies confirmed that sera from CD patients had high reactivity against particular flagellins, whereas sera from controls and from patients suffering from another I...

Genetic mutation found that is major contributor to type 1 diabetes

...natural mutation of a gene that helps regulate the reactivity of the immune system is a major contributor to type 1 diabetes, Medical College of Georgia researchers have found. The newly discovered gene, SUMO-4, controls the activity of NFκB, a molecule that in turn controls the activity of cytokines, prot...

New glycan arrays discover autoimmunogenic activities of SARS-CoV: concern over monkey vaccine

... vaccine and found: 1.) An undesired autoantibody reactivity is present in SARS-CoV neutralization antibodies 2.) the autoimmune reactivity is directed toward the complex carbohydrate of an abundant human serum glycoprotein, ASOR (asialo-or...

JCI table of contents, 16 August, 2004

...thology and that relative IAA affinity and epitope reactivity may be useful in classifying islet cell autoimmunity stages and establishing diabetes risk. TITLE: Mature high-affinity immune responses to (pro)insulin anticipate the autoimmune cascade that leads to type 1 diabetes AUTHOR CONTACT: Ezio Bonifacio ...

Bacteria use 'molecular lasso' to cop copper

...chemically speaking--is a hard nut to crack. Their reactivity also makes copper atoms toxic to the bacteria. Thus, methanobactin serves to keep copper under control and protect the bacterial cells from it. One piece of the story still to be learned is how the methanobactin is retrieved by bacterial cells, Kim...

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