This special topics Webpage from Nature contains two pre-publication research papers and a collection of articles, news stories, and commentary from Nature's archive. The two pre-pubs, Bradley et al.'s "Identification of the cellular receptor for anthrax toxin" and "Crystal structure of the anthrax lethal factor" by Pannifer et al., should be useful to researchers and scientists working on...

The following Web sites offer reliable information resources addressing biological warfare and related issues. The first Web site, from the Mayo Clinic, provides a brief overview of the agents commonly used in biological and chemical warfare -- such as anthrax, tularemia, and ricin (1). Links to related Mayo or CDC Web pages are also provided for further information. The next site contains a...