U-M researcher calls for new approach to biological disarmament
...efense program come very close to the line between defensive research and programs that could be used offensively, she said....Ozone produced by antibodies during bacterial killing and in inflammation
...ecognized killing mechanism that would enhance the defensive role of antibodies by allowing them to subject pathogens to hydrogen peroxide and participate directly in their killing. Previously, antibodies were believed only to signal an immune response. This ability of antibodies to generate toxic compounds ma...JCI Table of Contents, November 18, 2002
...r succeeds in spreading is acomplex battle between defensive cells of the patient's immune system andthe onslaught of the array of enzymes, toxins and other injurious factorsreleased by the bacterium. During early stages of infection the S. aureusexpresses proteins that enable its binding to, and colonization ...The growing Staphylococcus aureus arsenal
...r succeeds in spreading is acomplex battle between defensive cells of the patient's immune system andthe onslaught of the array of enzymes, toxins and other injurious factorsreleased by the bacterium. During early stages of infection the S. aureusexpresses proteins that enable its binding to, and colonization ...Methane and mini-horses: Fossils reveal effects of global warming
...cess, the plants incorporate less protein and more defensive compounds than they normally would. Insects that eat these plants grow more slowly, and the same might be true of mammals, Gingerich reasoned. Furthermore, "the reproductive cycles of mammals that live in seasonal environments are tuned to seasonal c...Technique brings immune-based therapies closer to reality
...s. Specially targeted immune cells that fill these defensive gaps are already being tested as experimental "cancer vaccines" in patients with melanoma and multiple myeloma and as virus fighters after bone marrow transplant. However, the technological advance reported by the Johns Hopkins team overcomes a ma...Genome sequence of bread mold revealed by international team, including Hebew University researcher
...s that Neurospora has a number of highly efficient defensive mechanisms which protect it against "foreign" elements, such as viruses or other foreign DNA. A surprise finding in the research was that the Neurospora, which is not a disease-causing fungus, has many genes which are identical to those found in fung...DFG to establish nine new collaborative research centres
... T-cells which make up part of the immune system's defensive cells. This knowledge is of fundamental significance to the development of effective therapies. "Induction and Modulation of T-Cell-Mediated Immune Reactions in the Gastrointestinal Tract" is the topic of a Collaborative Research Centre being establi...Smallpox vaccination grinds to halt
...that this should have been spent on more important defensive measures such as disease surveillance and response plans. "There are many things more important than vaccinating people," says Brian Strom of the University of Pennsylvania, lead author of the report. "We have no idea if we're prepared for a bioterr...Dual action anthrax vaccine more effective
...e-two punch to anthrax and could become a powerful defensive weapon against bioterrorism. The new vaccine prods the immune system to attack both the anthrax bacterium (Bacillus anthracis) and the toxins it makes. This dual action represents an improvement over the currently available vaccine, which targets on...Fly bites plant, but plants can bite back, Purdue scientists find
...stance gene that can kill the insect may add a new defensive weapon for the grain crop. Using the new gene in combination with other genes is expected to extend resistance time to the most economically damaging insect of wheat by as much as six times. Scientists from Purdue University and the U.S. Department o...Ten-year study leads researchers to psoriasis genes
...une system from damaging healthy tissue with their defensive mechanisms," Bowcock explains. "These results are going to help us find answers for some very important questions, including how changes in cellular mechanisms cause the disease and whether we can predict who is going to develop the disease early on....Alcoholics with antisocial personality disorder have blunted emotional reactivity
...eutral and unpleasant. (The startle response is a defensive reflex that is evoked when a person is presented with an abrupt event, such as a loud, unexpected noise. The reflex in this case, the eye blink is influenced by emotional states. It is "normally" larger when an individual is presented with unplea...Armies of fighting fungi protect chocolate trees
... were more important in older leaves that lack the defensive chemicals characteristic of younger leaves. Such a multifaceted, protective effect of fungal endophytes has never before been demonstrated in angiosperm (broad-leaved) trees, she said. Particularly significant was the pattern of growth of the good an...Researchers unlock key secrets showing how tumors hide from immune system
...une system because it knows how to fool the body's defensive arsenal," explains Jack Pledger, Ph.D., Associate Center Director for Basic Science and Professor of Biochemistry at USF. "The discoveries of Dr. Yu give us vital information about how tumors stay 'invisible.' It opens the way for new treatments to h...Signal chemical primes plants for pest attack
...e GLVs appear to be like a vaccine, turning on the defensive mechanism, but not pushing it to full strength," says Tumlinson. "If the plant is not attacked, then it does not waste energy producing defenses. However, if it is attacked, the response is more rapid and stronger." The researchers found that the p...New 'Understanding Evolution' Web site provides one-stop-shop for nation's science teachers
...roadblocks." Lindberg noted that the site avoids a defensive or confrontational attitude toward those who do not accept evolution. Suggestions on dealing with religious or other objections are offered in a respectful way in a section called "Overcoming Roadblocks." Nevertheless, the site is clear that "There a...Study is another step in determining if curry can protect against Alzheimer's
...hich has been reported to operate as a fundamental defensive mechanism for neurons exposed to an oxidant challenge. At the same time, a number of studies have supported the beneficial effects of some commonly used natural products in preventing various pathologic conditions. Spices and herbs often contain phen...Are bacteria turning our own weapons against us?
...gainst their hosts. The bacteria have stolen a key defensive gene from the very animals that they are invading and are now using it against them. This research from the European Molecular Biology Laboratory (EMBL) is featured in today's issue of the open access journal Genome Biology. EMBL Team Leader Toby ...Strengthening independent junior research groups in collaborative research centres
...f dendritic cells, which are strong stimulators of defensive immune reactions. Scientists at the University of Erlangen-Nrnberg are looking in particular at the implementation of the most recent findings in immunology on the therapy of phenomena such as cancer and autoimmune diseases. (Spokesperson: Profes...