Scientists Discover A Secret Of Bacterial Communication
.... Bacteria existing together in a structure called biofilm are often moreresistant to attack by antibiotics a...but recent researchhas revealed a way in which the biofilm fortress might be attacked. Dr. E.P.Greenberg, University of Iowa professor of microbiology and UI c...MSU Scientists Eavesdrop On Bacterial
...ing through a microscope, scientists havedescribed biofilm communities as elegant arrays of channels and spir...d in the 1970s. "We now know the words for biofilm formation and for the destruction ofbiofilms," Davies said. He suspects there also are words to turn...Eviction From Scum Home Makes Disease-Causing Microbe Vulnerable
...cteria began falling offwithin 30 seconds, and the biofilm was completely destroyed injust five minutes. ...d up with the MSU laboratory, arenowned center for biofilm research, to check the gene'spossible role in biofilm formation. "We could get quite subtle in ...Nice Motor...Shame About The Smell
... car air-conditioning systems. Bacteria alsoform a biofilm on the surface of heat exchanger coils, the researchers havefound. And yet more fungi-28 species in all-grow on the surface of this film. Both bacteria and fungi create the bad smells. "Some of the odours arelike smelly socks," says Simmons. ...Penn State Process Removes Rocket Fuel Ingredient From Drinking Water
...owth processes,coated the soil grains by forming a biofilm and used up the oxygen in the tube. They then pumped perchlorate-contaminated water and nutrients through thesoil-packed tubes. The filtered water emerged with perchlorate concentrationsbelow 18 parts per billion, the action level, and even below t...Slimy Bacteria Common Cause Of Chronic Infections
..., medicine and engineering," he added. The biofilm article reviews much of the work that has become f...riers to block penetration. The future of biofilm research will see the continued dissection ofbiofilms on a molecular and genetic level, the article ...Microbes work magic on hazardous air pollutants
...ts into harmless byproducts.The microbes grow as a biofilm onsynthetic packing material contained in a tall c...ows for optimal controlof pH, nutrient levels, and biofilm thickness. Known as a biotrickling filter, this treatment method safely and efficientlydestroys vol...Researcher finds way to kill bacteria in tiny places
...d protect themselves by building aslime layer -- a biofilm -- that helps them stick to the surfaces and prote...ped a combination of chemicals that firststrip the biofilm from the bacteria and then kill them with disinfectant. In dental equipment, the solution is injec...Antibacterial implants could prevent infections, save patients' lives
...hen they're free." The reason may be a protective biofilm that bacteria produce after they become established. When that happens, often the only way to treat the infection is to remove the device from the patient. The key to stopping infections, then, lies in killing bacteria that come near the device bef...... which bacteria adhere to and grow on the teeth as biofilm communities, and then convert sugar to acids that damage the enamel, after enamel are extremely complicated," Mangan said. "Dr. Hillman's work exploits this knowledge in a clever, yet scientifically feasible manner and takes us one step closer to th...Carbon diem: Grants awarded to research that seizes excess carbon dioxide
...e -- free cells," she said. "We are going to use a biofilm mat." Stoots will optimize how much carbon dioxide...the University of Memphis to help create a durable biofilm mat. "We've worked together in the past," Stoots said. "We make a pretty effective team." For the t...UI researchers develop test indicating cystic fibrosis lungs are infected with bacterial biofilms
...solated from the lungs of CF patients looks like a biofilm and acts like a biofilm, until now there has not b...what proportion of the P. aeruginosa might be in a biofilm in the lung. "We needed a way to show that the Pseudomonas in CF lungs was communicating like a bi...Discovery may jump-start mine remediation efforts
...rile collection systems to retrieve samples of the biofilm for laboratory analysis. In the paper, the Wiscons...his leads to saturation in the neighborhood of the biofilm and, as a result, zinc sulfide rapidly accumulates as microscopic crystals in the biofilm. That proc...Microbes make mine-waste drinkable, Science researchers report
...the bacteria of study, aggregates found within the biofilm comprise of essentially pure zinc sulfide. Geochemical modeling showed that concentrations of zinc in the groundwater solution as low as one part per million in the vicinity of the bacteria induced sphalerite precipitation at low temperatures. Gen...Dangerous beauty: Fungal flowers offer clues to biofilm formation on medical implants
...s. The gene, called FLO11, is required for fungal biofilm formation. The results, published in the February ...and lay the groundwork for finding ways to prevent biofilm formation. "Fungi represent a real medical threat because they can stick to plastic. A fungal infec...When Shewanella meets goethite: Evidence found of recognition between animate and inanimate objects
...stions pertaining to medical science. For example, biofilm formation affects issues such as the decay of teeth and the function of artificial implants in humans. Biofilms form (or don't form) because of attractive (or repulsive) forces between two bacterial cells. We are using biological force microscopy to ...Dentists abuzz over cavity-prevention potential of honeybee product
...at eats away at our enamel. This whole assembly, a biofilm not much different than the slime on a boat hull, ...TF enzymes mount an assault on a tooth, creating a biofilm that other bacteria latch onto. Even the nearly one liter of saliva that our body sends washing over...Study: nitric oxide-releasing materials might reduce medical implant infections
...eleasing slides. Preventing bacterial adhesion and biofilm formation is vital for reducing infection since biofilms are extremely resistant to immune system defenses once they have formed on an implant, the scientist said. Such films can cause chronic illness with severe and universal symptoms such as headac...UI researchers and colleagues identify genetic changes in bacterial biofilms
...exist in a free-floating (planktonic) form or as a biofilm where the cells form organized communities encased...poses serious health problems for individuals with biofilm infections, such as Pseudomonas aeruginosa (P. aeruginosa) infections in the lungs of individuals wi......atural population of bacteria within a mucous-rich biofilm that provides protection from light, exposure and sedimentation, Fouke said. Environmental stresses cause corals to secrete more of this mucous to coat their outer tissues. This leads to elevated levels of natural microbial populations, as well as ...