11-08-04 U.S. production of ethanol(乙醇) for fuel has been rising quickly, topping 13 billion gallons in 2010. With the usual rail, truck and barge transport methods under potential strain, existing gas pipelines might be an efficient alternative for movi...
11-04-13 You can't see them, or smell them or taste them. They can be in our water and in our food, multiplying so rapidly that conventional testing methods for detecting pathogens(病原体) such as E.coli, Salmonella and Listeria come too late for the tens...
11-04-09 A newly sequenced bacterial genome from a team led by the Department of Energy's Oak Ridge National Laboratory could contain clues as to how microorganisms produce a highly toxic form of mercury(水银) . Methylmercury(甲基水银) , a potent human n...
11-02-25 Researchers from Spain have identified a strain of probiotic(益生菌) bacteria that may be useful in treating ulcers(溃疡) caused by Helicobacter pylori. They report their findings in the February 2011 issue of the journal Applied and Environment...
11-02-09 Bacteria often attack with toxins designed to hijack or even kill host cells. To avoid self-destruction, bacteria have ways of protecting themselves from their own toxins. Now, researchers at Washington University School of Medicine in St. Louis hav...
11-01-31 Scientists at the Institut Pasteur and the University of Maryland have revealed how bacterial and archaea(古生菌) microbes successfully evolve their gene repertoires(全部节目) to face new challenges, predominantly by acquiring genes from other i...
11-01-30 Despite penicillin(盘尼西林) and the dozens of antibiotics that followed it, streptococcus(链球菌) bacteria have remained a major threat to health throughout the world. The reason: the superb(极好的,华丽的) evolutionary skills of this pathoge...
11-01-28 The type of bacteria that colonize the placenta(胎盘) during pregnancy could be associated with preterm birth and other developmental problems in newborns according to research published in the current issue of the online journal mBio. The fetal(...
11-01-20 Scientists are reporting development and successful lab tests of killer paper, a material intended for use as a new food packaging material that helps preserve foods by fighting the bacteria that cause spoilage(损坏,糟蹋) . The paper, described i...
10-12-24 Specially designed probiotics(益生菌) can modulate the physiology(生理学) of host fat cells say scientists writing in Microbiology. The findings could lead to specialised probiotics that have a role in the prevention or treatment of conditions s...