Researchers have discovered the structure of a key protein on the surface of an unusually large virus called the mimivirus, aiding efforts to determine its hosts and unknown functions.
The mimivirus was initially thought to be a bacterium because it is much larger than most viruses. It was is... Read More
Over the past few years, researchers have gotten a much better idea of the importance of the human microbiome--the trillions of bacteria living in and around our bodies. Now we know that these bacteria can make us more obese, change how our brains work, and are unique to individuals. Although a ... Read More
Nebraska Governor Pete Ricketts declared a state of emergency on Thursday, after federal agriculture officials confirmed a second farm site had tested positive for the rapidly spreading avian flu virus.
The declaration follows earlier, similar actions by governors in Wisconsin, Minnesota and ... Read More
Investigators found that nearly half of the 50 chicken meat samples purchased from supermarkets, street markets, and butchers in Austria contained viruses that are capable of transferring antibiotic resistance genes from one bacterium to another—or from one species to another. "Our work suggests... Read More
The recent discovery of a novel antibody that works in an unusual way might inspire ideas for designing more effective vaccines. Among the common pathogens that could be targeted are urinary-tract infecting strains of E. coli. Read More
UNSW Australia researchers have shown that changing just a single letter of the DNA of human red blood cells in the laboratory increases their production of oxygen-carrying haemoglobin - a world-first advance that could lead to a cure for sickle cell anaemia and other blood disorders. Read More