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. 2010 May;82(5):855–860. doi: 10.4269/ajtmh.2010.09-0533

Table 2.

Detection of Trypanosoma rangeli and Trypanosoma cruzi infections from triatomine bugs

Insect stage Total no. of samples T. rangeli T. cruzi
PCR LAMP PCR LAMP
+ve* +ve +ve +ve
Nymph 37 0 (0%) 3 (8%) 7 (19%) 10 (27%)
Adult 15 4 (27%) 4 (27%) 7 (47%) 7 (47%)
Total 52 4 (8%) 7 (13%) 14 (27%) 17 (33%)
*

Positive detection.

Both loop-mediated isothermal amplification (LAMP) and polymerase chain reaction (PCR) positively detected T. cruzi from same seven samples, whereas 3 samples were positive by LAMP only.

Four samples were detected as T. cruzi and T. rangeli mixed infections by both LAMP and PCR.