(CIDRAP News) An anthrax vaccine made by combining a component of the anthrax toxin with killed anthrax spores has been tested successfully in animals, according to a report in the February issue of Infection and Immunity. The report suggests that a similar vaccine for humans could be safer and more effective than the acellular vaccine now in use.
Jun 10, 2002 (CIDRAP News) The smallpox virus has a protein that inhibits the human complement system far more effectively than does its counterpart protein in the closely related vaccinia virus, used in smallpox vaccine, according to researchers who compared the two proteins. This difference may be an important reason for the virulence of smallpox and may offer an avenue for research on treatments, they suggest.
(CIDRAP News) The world's last naturally acquired case of smallpox occurred almost exactly 25 years ago, the Centers for Disease Control and Prevention (CDC) notes in today's issue of Morbidity and Mortality Weekly Report.
The smallpox case occurred in the Merca District of Somalia on Oct 26, 1977, the CDC says. Less than 3 years later, in May 1980, the World Health Organization declared the world free of naturally occurring smallpox.
(CIDRAP News) – A study focusing on the two plasmids, or extrachromosomal DNA rings, usually found in Bacillus anthracis cells helps explain why different varieties of anthrax differ significantly in virulence.
(CIDRAP News) The debut of irradiated ground beef in school cafeterias grew more likely yesterday with the US Department of Agriculture's (USDA's) announcement that it will make the product available to schools starting next January.
(CIDRAP News) Stating that US soldiers should not be used as "guinea pigs for experimental drugs," a federal district judge in Washington, DC, yesterday granted a preliminary injunction against the Department of Defense's (DoD's) mandatory anthrax vaccination program.