Skip to main content
. 2017 Oct 4;8:1907. doi: 10.3389/fmicb.2017.01907

Table 1.

Comparison of the LoD in terms of means, standard deviation, coefficient of variation percentage as a measure of accuracy of the 6 species of Leishmania for each molecular marker by qPCR.

Marker Species 10-3 (0,001 parasite equivalents/mL) 10-2 (0.01 parasite equivalents/mL) 10-1 (0.1) parasite equivalents/mL 100 (1 parasite equivalent/mL)




Mean (Ct) SD CV% Mean (Ct) SD CV% Mean (Ct) SD CV% Mean (Ct) SD CV%
HSP70 L. amazonensis 33.32 1.76 5.29 29.87 0.95 3.19 27.45 0.37 1.34
L. braziliensis 33.29 1.60 4.82 30.09 0.74 2.44 27.56 0.47 1.69
L. guyanensis 31.88 1.79 5.60 29.92 1.01 3.36 27.5 0.52 1.88
L. panamensis 31.75 2.66 8.37 30.26 0.86 2.83 27.59 0.43 1.55
L. mexicana 33.99 1.46 4.29 30.38 0.68 2.24 28.05 0.48 1.71
L. infantum 34.29 2.19 6.39 30.03 0.63 2.10 27.43 0.45 1.66

ITS L. amazonensis 36.76 0.84 2.30 34 0.37 1.07 30.14 0.37 1.24
L. braziliensis 36.56 0.80 2.19 34.22 0.39 1.15 30.07 0.33 1.09
L. guyanensis 37.58 0.85 2.26 34.43 0.39 1.13 30.14 0.35 1.17
L. panamensis 37.14 0.79 2.13 33.93 0.41 1.21 30.03 0.47 1.57
L. mexicana 37.55 0.65 1.74 34.48 0.39 1.14 30.21 0.44 1.46
L. infantum 36.77 0.75 2.03 34.38 0.43 1.26 29.98 0.36 1.21

kDNA L. amazonensis 29.57 0.34 1.14 23.83 0.24 0.99 20.3 0.22 1.07
L. braziliensis 29.85 0.31 1.04 24.52 0.11 0.46 19.46 0.20 1.00
L. guyanensis 30.1 0.37 1.24 24.67 0.34 1.39 19.44 0.26 1.32
L. panamensis 29.99 0.45 1.49 24.54 0.26 1.09 20.18 0.21 1.05
L. mexicana 30.41 0.40 1.33 24.09 0.30 1.24 20.21 0.22 1.11
L. infantum 29.99 0.40 1.35 24.09 0.31 1.27 19.99 0.21 1.06

18 S L. amazonensis 39.03 0.63 1.61 34.91 0.45 1.30 31.51 0.43 1.35
L. braziliensis 38.74 0.56 1.44 35.03 0.37 1.05 31.27 0.39 1.24
L. guyanensis 38.89 0.78 2.01 34.83 0.46 1.33 31.25 0.58 1.84
L. panamensis 39.06 0.49 1.24 34.72 0.41 1.17 31.44 0.45 1.44
L. mexicana 38.67 0.81 2.10 34.77 0.61 1.76 31.32 0.40 1.28
L. infantum 39.62 0.76 1.92 34.75 0.47 1.36 31.53 0.48 1.51