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Volume 3, Number 4—December 1997
Dispatch

Genetic Polymorphism Among Cryptosporidium parvum Isolates: Evidence of Two Distinct Human Transmission Cycles

Michael M. Peng*, Lihua Xiao†, Amanda R. Freeman†, Michael J. Arrowood†, Ananias A. Escalante†, André C. Weltman‡, Corinne S.L. Ong¶, William R. Mac Kenzie†, Altaf A. Lal†, and Charles B. Beard†
Author affiliations: *The University of Michigan, Ann Arbor, Michigan, USA; †Centers for Disease Control and Prevention, Atlanta, Georgia, USA; ‡Pennsylvania Department of Health, Harrisburg, Pennsylvania, USA; and ¶University of British Columbia, British Columbia, Canada

Main Article

Table 2

Experimental infection studies with Cryptosporidium parvum isolates from various sources

Isolate Experimental host Infection
Maine, 1993 mouse
calf +
+
Wisconsin, 1993 mouse
calf -
-
Georgia (day care), 1995 mouse
calf -
ND
Georgia (water park), 1995 mouse
calf -
-
Florida, 1995 mouse
calf -
ND
Iowa (bovine), 1984 mouse
calf +
+

ND = not done

Main Article

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Page updated: December 22, 2010
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The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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