TABLE II. Positive results of parasitological and serological methods in mice infected with Trypanosoma cruzi II strains isolated from children and treated in the acute (TAP) and chronic (TCP) phases of infection.
| TAP n/n (%) | TCP n/n (%) | ||||||
|---|---|---|---|---|---|---|---|
| T. cruzi strains | Parasitological methods (FBE, Hm, PCR) | Serological methods (ELISA, FC-ALTA) | Cure | Parasitological methods (Hm, PCR) | Serological methods (ELISA, FC-ALTA) | Cure | |
| 501 | 5/8 (62.5) | 1/8 (12.5) | 3/8 (37.5) | 8/8 (100) | 8/8 (100) | 0/8 (0) | |
| 795 | 7/7 (100) | 7/7 (100) | 0/7 (0) | 4/7 (57) | 7/7 (100) | 0/7 (0) | |
| 806 | 8/8 (100) | 7/7 (100) | 0/8 (0) | 3/5 (60) | 5/5 (100) | 0/5 (0) | |
| 817 | 7/7 (100) | 6/7 (85.7) | 0/7 (0) | 4/4 (100) | 4/4 (100) | 0/4 (0) | |
| 829 | 8/8 (100) | 8/8 (100) | 0/8 (0) | 5/7 (71.4) | 5/5 (100) | 0/7 (0 | |
| 855 | 8/8 (100) | 7/7 (100) | 0/8 (0) | 3/6 (50) | 5/5 (100) | 0/6 (0) | |
| 1661 | 8/8 (100) | 8/8 (100) | 0/8 (0) | 6/8 (75) | 8/8 (100) | 0/8 (0) | |
| 2405 | 8/8 (100) | 7/8 (87.5) | 0/8 (0) | 6/7 (85.7) | 6/6 (100) | 0/7 (0) | |
| Total | 59/62 (95.1) | 51/60 (85) | 3/62 (4.8) | 39/52 (75) | 48/48 (100) | 0/52 (0) | |
FBE: fresh blood examination; FC-ALTA: flow cytometry for the detection of anti-live trypomastigote antibodies; Hm: haemoculture; PCR: polymerase chain reaction.