contact with cats at home (9). Unusual cryptosporidial infections are not restricted to immunocompromised hosts, and further investigation of the pathogenicity and epidemiology of these infections is necessary to establish their effect on public health and to identify risk factors for exposure and measures for prevention. The identification of species other than C. hominis and C. parvum that in...

1890 Emerging Infectious Diseases • www.cdc.gov/eid • Vol. 10, No. 10, October 2004 most important response is to offer a sound base of support for combating emerging diseases where they start, relying less on the rapid influx of international experts and the long-distance shipping of specimens and more on “home grown” talent, equipped with the tools and training that they need. Achieving these...

140 Emerging Infectious Diseases • Vol. 9, No. 1, January 2003 had serum samples that were either positive or equivocal. The low prevalence of antibodies to C. burnetii in the participants in our study (3/97) indicates that most were very unlikely to have had contact with the organism. If the results are true positives, the source of the infection was quite likely outside of New Zealand. Howeve...

swine and humans; Borna disease virus, causing neurologic disease in various species of animals as well as, debatably, psychiatric disorders in humans; and the recently discovered severe acute respiratory syndrome–associated coronavirus and its yet-undefined animal reservoir. The recent mapping of the genome of Mycobacterium avium subspecies paratuberculosis, the etiologic agent of Jhone’s dise...