after antibiotics are halted; however, except for small numbers of cases, this does not seem to be the case. Even microbes, such as Neisseria gonorrhoeae, that produce CWDB naturally appear to be curable with penicillin. Most intriguing, however, is the role of CWDB in diseases in which there is no known etiological agent, but appear to be infectious in nature. Most prominent of these are sarco...