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Volume 27, Number 8—August 2021

Parasitic Disease Surveillance, Mississippi, USA

Richard S. Bradbury1Comments to Author , Meredith Lane, Irene Arguello, Sukwan Handali, Gretchen Cooley, Nils Pilotte, John M. Williams, Sam Jameson, Susan P. Montgomery, Kathryn Hellmann, Michelle Tharp, Lisa Haynie, Regina Galloway, Bruce Brackin, Brian Kirmse, Lisa Stempak, Paul Byers, Steven Williams, Fazlay Faruque, and Charlotte V. Hobbs1Comments to Author 
Author affiliations: Centers for Disease Control and Prevention, Atlanta, Georgia, USA (R.S. Bradbury, M. Lane, S. Handali, G. Cooley, S.P. Montgomery); Synergy America, Inc., Atlanta (M. Lane); University of Mississippi Medical Center, Jackson, Mississippi, USA (I. Arguello, J.M. Williams, S. Jameson, K. Hellmann, M. Tharp, L. Haynie, R. Galloway, B. Kirmse, L. Stempak, F. Faruque, C.V. Hobbs); Smith College, North Hampton, Massachusetts, USA (N. Pilotte, S. Williams); Mississippi State Department of Health, Jackson (B. Brackin, P. Byers)

Main Article

Table 2

Results of multiplex serologic testing for antibodies suggesting prior exposure to Toxocara spp., Giardia duodenalis, and Cryptosporidium spp. on 1,960 postdiagnostic serum samples from patients at University of Mississippi Medical Center, Jackson, Mississippi, USA*

Parasite antigen used
Toxocara spp. Tc-CTL-1
S. stercoralis rSs-NIE-1 plus CrAg-ELISA†
G. duodenalis 
C. parvum Cp17
C. parvum Cp23
C. parvum Cp17 + Cp23‡
C. parvum Cp17 + Cp23 and G. duodenalis VSP3
172 (8.8) 4 (0.2) 111 (5.7) 646 (33.0) 1,076 (54.9) 538 (27.4) 38 (1.9)

*All values are no. (%). †8 samples were found to be positive by the rSs-NIE-1 MAGPIX multiplex serologic assay (ThermoFisher,, but only 4 reacted in the confirmatory S. stercoralis crude L3 larval antigen (CrAg) ELISA. ‡Only samples reactive to both Cp17 and Cp23 were considered positive for Cryptosporidium spp. exposure.

Main Article

1These authors contributed equally to this article.

Page created: June 16, 2021
Page updated: July 18, 2021
Page reviewed: July 18, 2021
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