Viruses clear bacterial contamination in chickens
...teriophage) that can infect and kill campylobacter bacteria from the feces of chickens. They then used these ... a 100- to 100,000 fold reduction in the number of bacteria in the chickens' intestines over a 3-day period. The amount of the reduction was dependant on both ...Why some diabetics are at greater risk for UTIs
...ound that insulin affected the cell surface of the bacteria in ways that may provide some protection against antibiotics. "Based on our observations, it appears that insulin with glucose affects the growth and some of the surface characteristic of E. coli that correlate with its ability to cause urinary trac...White tea beats green tea in fighting germs
...e prophylactic applications in retarding growth of bacteria that cause Staphylococcus infections, Streptococcus infections, pneumonia and dental caries. Researchers present their findings today at the 104th General Meeting of the American Society for Microbiology. "Past studies have shown that green tea stim...Friendly bacteria block HIV infection
NEW ORLEANS May 25, 2004 -- Certain strains of bacteria that occur naturally in the human mouth can snare ...n laboratory tests, the researchers found that the bacteria latched onto the sugar coating on the envelope that encases the virus particle and blocked infection...Indoor mold, building dampness linked to respiratory problems and require better prevention
...xic and inflammatory effects also can be caused by bacteria that flourish in damp conditions, the report noted. Little information exists on the toxic potential of chemicals or particles that may be released when building materials, furniture, and other items degrade because of wetness. The committee recomm...Antibiotic resistance risk from triclosan questioned
...24, 2004 -- New research suggests that the risk of bacteria developing antibiotic resistance after exposure to the biocide triclosan may not be as great as previously believed. Researchers from the University of Manchester present their findings today at the 104th General Meeting of the American Society for ...Are bacteria turning our own weapons against us?
...entified what may be a completely new way in which bacteria defend themselves against their hosts. The bacteria have stolen a key defensive gene from the very animals that they are invading and are now using it...Vaccines against foodborne disease on horizon
...rategy using a live, crippled strain of Salmonella bacteria that do not cause disease and outfit it with "piec...ll be challenged with the toxin or toxin-producing bacteria to determine if the plant vaccine is protective," says Wen. "Once the protective efficacy of these ...Doctor's neckties: a reservoir for bacteria?
... half of neckties worn by medical personnel harbor bacteria that can cause disease. They report their findings today at the 104th General Meeting of the American Society for Microbiology. "Studies such as this remind us about what we may bring to our patients' bedside. By increasing our awareness and makin...Evidence of nanobacterial-like structures found in human calcified arteries and cardiac valves
...ould be that "objects hypothesized to be a type of bacteria (nanobacteria)" could be involved in "mechanisms mediating vascular calcification (which) remain incompletely understood." Researchers "Evidence of Nanobacterial-like Structures in Human Calcified Arteries and Cardiac Valves," was carried out by Vi...Tigecycline - Candidate antibiotic produces 74 percent cure rate in cSSSI patients
...splayed promising efficacy against a wide spectrum bacteria commonly related to complicated skin infections, w...ation will finish in 2004. Virtually all important bacteria have developed resistance to one or more classes of antibiotics, which has critical public health co...Mysterious beach closures may be linked to contaminated groundwater, study finds
...r most popular beaches because of unsafe levels of bacteria in the water. Typically, these sudden bacterial bl...once groundwater passes through sand and rock, the bacteria are filtered out,'' added co-author Adina Paytan, an assistant professor of geological and environme...Tigecycline - antibiotic evaluated in surveillance trial
...nd Prevention (CDC) reports that 70 percent of the bacteria causing hospital-acquired infections are resistant to at least one common antibiotic.(i) These antibiotics include, but are not limited to, penicillins, cephalosporins and vancomycin. Because of increasing rates of resistance among common pathogens...Protein may reduce susceptibility to autoimmune disease
...ing cancer cells and cells infected with dangerous bacteria or viruses. However, overactivation of T cells can lead to an assault on the body's own healthy tissues, leading to some form of autoimmune disease. The protein cytotoxic T lymphocyte-associated antigen-4 (CTLA-4) is well known as an important regu...Mouse study yields clue to why liver is less prone to rejection, say Pitt researchers
...here encounter large amounts of LPS as remnants of bacteria from the gut are carried by blood flowing through the liver's portal vein. But unlike dendritic cells found elsewhere, such as in the spleen, dendritic cells that reside in the liver express less TLR-4, making them more apathetic toward LPS, the rese...... antibodies directed against the receptor to which bacteria bind in order to infect the cell. The strategy here, therefore, is to interrupt the initial step of septic inflammation. They showed that use of antibodies against the toll-like receptor 2 (TLR2) in lipopeptide-challenged mice blocked the release of...JCI table of contents, 17 May 2004
... antibodies directed against the receptor to which bacteria bind in order to infect the cell. The strategy here, therefore, is to interrupt the initial step of septic inflammation. They showed that use of antibodies against the toll-like receptor 2 (TLR2) in lipopeptide-challenged mice blocked the release of...Testing soil for contamination
...t, portable instrument that employs bioluminescent bacteria for the detection of toxic contamination," explains Ed Bell, MD of the UK lead partner, Crown Bio Systems. "It is easy to use, can test soil and sediment, and is ideal for rapid screening of land for pollutants providing instant results saving lab ti...Gene maps of simpler life forms point the way to human disease gene
... they're supposed to be. Cilia clear away dirt and bacteria in the respiratory tract, help sperm swim and help keep fluid flowing into and out of the brain, just to name a few examples." Cilia and basal bodies, the structures that anchor them on the surfaces of cells, are complex. Scientists estimate that cel......722; protecting us against infections arising from bacteria and viruses. Antibodies can also react with tumor-specific substances that appear only on the cancer cell membrane. These ingenious antibodies seek out and bind very specifically to the cancer cells. As a result, the tumor is removed in a highly tar...