Researchers identify pathogen-specific gene response in human immune cells
...are able to sense and respond specifically to each pathogen could ultimately help clinical scientists detect the presence of particular pathogens and measure the nature of the immune response by looking for the signatures of pathogen-specific genes described in this study," says Whitehead Fellow Nir Hacohen, ...Plant scientists work to protect U.S. from foreign diseases
...such things have been difficult. Simply because a pathogen is identified as a threat does not mean it will ever appear, and if it does, that it will do so in a way that causes substantial destruction, states Madden. The reverse is true as well, he adds, with diseases of seemingly small impact sometimes surfa...IIT develops technology that may help doctors identify blood pathogens faster
...ain odors that were strongly linked to the type of pathogen they would find. If they could definitively link ...ight away," says Morong. "But without growing the pathogen up, its hard to detect any gases."...Scientists at The Scripps Research Institute discover a previously unknown role for antibodies
...nize a wide range of foreign proteins, and after a pathogen enters the bloodstream, B cells produce specific antibodies that circulate through the blood and track down, bind to, and help eliminate the viral or bacterial invaders. In the report, the team speculates that before this antibody-mediated immune re...Dentists abuzz over cavity-prevention potential of honeybee product
...ective at blocking the enzyme that the most common pathogen in our mouth, Streptococcus mutans, uses to build plaque, and it also blocks a particular GTF enzyme that no other compound is known to inhibit. The substance blocked up to 95 percent of the action of GTFs in the test tube and about 60 to 70 percent ...Genetic mutation influences spread of AIDS; African population lacks mutation
...ea that HIV has only recently been introduced as a pathogen into African populations." In future mathematical models, Kirschner hopes to include interactions with other diseases and genetic factors affecting HIV transmission....Across the countryside: How ecology predicts the movement of parasites and disease
...itled Spatial and temporal dynamics of an emerging pathogen in an introduced host: mycoplasmal conjunctivitis in house finches, the presenters include Sonia Altizer of Cornell University and her colleagues Barry Hartup (University of Wisconsin-Madison), Wesley Hochachka (Cornell University), Andy Dobson (Prin...Ketek receives marketing approval in Europe
...rains of Streptococcus pneumoniae, the most common pathogen associated with community-acquired respiratory tract infections." Ketek has been developed specifically to offer optimal coverage in upper and lower respiratory tract infections, including those caused by resistant pathogens, with a short and reliabl...NASA helps conservation biologists get the big picture
...etermine if surface currents could have spread the pathogen that caused the mass sea urchin deaths in the Caribbean and Gulf of Mexico in 1993-1994. This work is by Jonathan Phinney of the Center for Marine Conservation in Washington DC and his colleagues. --using satellite-derived UV-B radiation data to sho...As peoples taste for exotic foods increases, so too does health risk
...n Chicago suggest that Shigella may be an emerging pathogen in the United States," said Meredith E. Agle, a do...ve from parsley and cilantro is being studied. The pathogen may create a biofilm, similar to dental plaque, which clings firmly to the produce, Agle said. Irra...Plant/pathogen evolutionary dynamic defies simple arms race model
...n Alice in Wonderland, the plant and the attacking pathogen seem to run very fast to stay in the same place. ...d to high frequency in the population, followed by pathogen mutations which create Avr factors again able to evade detection. "When we went looking for the...DNA evidence calls Irish potato famine theory into question
...the journal Nature , finds that the strain of the pathogen blamed for the famine isn't the culprit after all....suspected 1b haplotype (strain) of the late-blight pathogen Phytophthora infestans. Instead, the analysis points a finger at one of three other late blight hapl...New reserach shows promise in conquering ulcer-causing H. pylori
...o eliminate a highly resistant pathogen that the animal or human normally can't eliminate." The researchers compared the levels of H. pylori in six groups of mice: two sets of healthy mice and four sets of immune-deficient mice. ...Spurred by the worldwide fight against malaria, scientists release parasite genome database
... Plasmodium falciparum is by far the most complex pathogen genome sequenced to date, requiring extraordinary effort and ingenuity on behalf of the sequencing centers. The sequencing of Plasmodium's roughly 30 million nucleotides -- 1 percent as many as in the human genome -- began in 1996. The genome has...Ketek (Telithromycin) highly active in vitro against Streptococcus pneumoniae
...aused by Streptococcus pneumoniae, the most common pathogen associated with CARTIs. CARTIs are the most common infections treated by healthcare practitioners and represent a significant societal burden, causing 50 million deaths globally each year. As part of the worldwide PROTEKT study, bacterial isolates ...Decorin as a conduit for Lyme disease bacteria
...dentified a molecular interaction between host and pathogen that seems to be particularly important for this aspect of the disease. Borrelia burgdorferi spirochetes interact with host ECM components through multiple adhesive receptors, including two surface proteins that bind specifically to decorin, a proteo...Sea grant study indicates potentially harmful human viruses in coastal waters
...e to health risks." The adenovirus is considered a pathogen and is a member of a larger group of enteric viruses, which includes hepatitis A. When ingested, enteric viruses may attack the gastrointestinal track or the respiratory system, sometimes fatally. More typically, infection causes sore throat, diarrhe...Genome project finds the 'triggers' for E. coli illness
...ple with challenged immune systems. The food-borne pathogen was first identified in 1982 from an outbreak from...he Plague-causing organism Yersinia, and the plant pathogen Erwinia. Blattner labeled this phenomenon a "pathosphere," which blurs the genetic lines between spe...Plant and animal bacteria share cell-killing mechanism
...es bubonic plague---is the stealth assassin of the pathogen world. It kills quietly and efficiently by first slipping inside immune system sentinel cells and cutting off the communication lines they need to call for help. Now scientists at the University of Michigan have discovered the molecular mechanism ...UI researchers investigate regulation of immune system memory
... all the expanded cells from each encounter with a pathogen you would rapidly use up your allotment of immune ... infected with Listeria monocytogenes, a bacterial pathogen that causes food-borne infections in humans. The studies showed that perforin controls the total num...