Tag: "killer" at biology news
Genetic link to risky pregnancy
...nicate with maternal immune cells known as natural killer
(NK) cells. During these interactions, the trophoblast sends signals to the NK cells, which can then assist them in the 'invasion' and remodeling of the blood vessels required to sustain the fetus. The signals delivered to the NK cells can be stim...
Zebrafish may offer researchers powerful new tool for studying innate immunity
...related to receptors in humans involved in natural killer
cell function." Natural killer
cells sense and kill malignant cells and cells infected with certain viruses. The zebrafish, a smal...
Link between immune protein and longer survival in melanoma patients identified
...r like CXCR3- a 'homing' feature that allows these killer
cells to find and eradicate tumors. "This data may indicate that early melanoma vaccination is essential, and that vaccines inducing specific T cells with tumor-homing ability can make a significant difference in survival," said study co-author...
Six reporters reach the 'Pinnacle of Excellence'
...evelopment, L.L.C. WASHINGTON, DC - A series on killer
germs defeating antibiotics, the dramatization of ... a captivating series, "The New Plague," about how killer
germs are defeating antibiotics. Nutt's presentation of the scientific information advanced the issu...
How the battle of Waterloo could help doctors fight death from multiple organ failure
...s die from multiple organ failure - the number one killer
of patients in intensive care. Speaking today at a public lecture held in London, Professor Mervyn Singer from UCL's Institute of Intensive Care Medicine said the impressive survival statistics of injured soldiers at the battles of Waterloo and Trafa...
Columbia researchers identify drug as therapeutic candidate for spinal muscular atrophy
...rodegenerative disease that is the leading genetic killer
of children younger than 2 in the United States and Western Europe. SMA has an incidence of 1 in 6,000 live births. Currently, no treatment exists. "Indoprofen is now both a chemical tool that researchers can use to study this disease and also a the...
JCI table of contents, December 1 2004
...s/20742.pdf A new concept in immunology: natural killer
cells present foreign antigens to T cells Upon in...ctivate nave T cells to kill the pathogen. Natural killer
(NK) cells are among the first cells of the immune response that arrive at the site of infection or ...
Study identifies key aspect of immune response against HIV
...Class 1 molecules could reflect differences in the killer
T cell activity controlled by those molecules. Th...ether particular HLA Class 1 molecules control the killer
T cell response against the virus. They found that an individual's version of HLA-B made a significa...
JCI table of contents, December 15 2004
...le of certain white bloods cells, known as natural killer
(NK) cells, in the innate immune response to fluA is not well understood. In the December 15 issue of the Journal of Clinical Investigation , Xiao-Song He and colleagues from the VA Medical Center in Palo Alto demonstrate that upon exposure of adult...
Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2005
...st at Oak Ridge National Laboratory may help put a killer
behind bars. Using a technique called laser-induced breakdown spectroscopy, Madhavi Martin obtained "chemical fingerprints" from a partially burned log at the crime scene and compared them to those of logs that had been placed by the suspect in a fir...
Compound from rare plant shows promise in treating breast cancer
...t cancer. The disease is the second leading cancer killer
of women in the U.S., according to the American Cancer Society, with an estimated 40,410 deaths. The compound, called SL0101, comes from the plant Forsteronia refracta, a nondescript member of the dogbane family found in the Amazonian rain ...
'Man the Hunter' theory is debunked in new book
...early human ancestors were hunters and possessed a killer
instinct. Through his research and writing, Sussman has worked for years to debunk that theory. An expert in the ecology and social structure of primates, Sussman does extensive fieldwork in primate behavior and ecology in Costa Rica, Guyana, Madaga...
Genome-wide mouse study yields link to human leukemia
...ge marked by rapidly expanding T cells and natural killer
cells, both major components of the immune system. In comparing the mice in the pre-leukemic stage and those with ALL with normal mice, researchers found that methylation, a chemical process that adds methyl molecules to DNA, silenced a number of ge...
Climate change to bring a wave of new health risks
...ope of climate-related health crises, ranging from killer
heat waves and famine, to floods and waves of infectious diseases. That, in a nutshell, was the message delivered to scientists here today (Feb. 20) at the annual meeting of the American Association for the Advancement of Science (AAAS) by Jonathan ...
Fox Chase Cancer Center scientists identify immune-system mutation
...s that enter the body. Other T cells are known as killer
cells because they attack foreign invaders more di...erent pathways, going on to become helper cells or killer
cells," Kappes said. His goal is to understand how T cells specialize to do different jobs. Commitm...
Scientists identify new model Of NK cell development
...t upon the growth and development of human natural killer
(NK) cells, powerful but somewhat mysterious compo...o become T cells, sophisticated and highly focused killer
cells, are released into the bloodstream and migrate to the thymus where they learn their role. In c...
Genetically modified natural killer immune cells attack, kill leukemia cells
(NK) immune system cells can be genetically modified to brandish a powerful "on-switch" that prompts them to aggressively attack and kill leukemic cells. This finding, from researchers at St. Jude Children's Research Hospital, suggests a way to impro...
Essential mangrove forest threatened by cryptic ecological degradation
The recent killer
tsunami has highlighted once more the importance of coastline protection. In natural conditions, this function is taken up by mangroves, forests thriving at the edge of land and sea that are ecologically and socio-economically important for local peo...
Prominent North Shore-LIJ physician-researcher brings science to the masses with new book
...e to the general public the mystery of this silent killer
by telling the captivating story of a young patient who changed his life. A world-renowned physician-scientist who has dedicated his career to studying the inflammatory response and how it can go awry, Dr. Tracey is head of the Susan and Herman Merin...
Glowing hearts shine light on heart disease
... dysfunction. Heart disease remains the number one killer
in the United States. Most of that disease is in individuals who have suffered a heart attack or who have had changes in the heart muscle, including hypertrophy and dilation, for other reasons, said Mark E. Anderson, M.D., Ph.D. Betty and Jack Bailey...
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