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Table 3 Detection of T. gondii by magnetic capture PCR (MC-qPCR). Weight of tissues tested and quantification cycle (Cq) values of DNA extracted from tissues of calves 6 weeks post-oral inoculation with 106 M4 T. gondii oocysts. Figures in bold indicate a positive qPCR result. Calf 109 removed prior to the end of the experiment

From: Detection and dissemination of Toxoplasma gondii in experimentally infected calves, a single test does not tell the whole story

Calf No.

Calf pool

Tissue

 

Heart

Liver

Diaphragm

Triceps femoralis

Semitendinosus

Masseter

Amount for MC (g)

qPCR (Cq)

Amount for MC (g)

qPCR (Cq)

Amount for MC (g)

qPCR (Cq)

Amount for MC (g)

qPCR (Cq)

Amount for MC (g)

qPCR (Cq)

Amount for MC (g)

qPCR (Cq)

109

Excl

82

neg

85

neg

74

36.91

91

neg

100

neg

81

neg

112

1

91

37.91

100

neg

8

neg

70

neg

100

neg

95

neg

120

77

neg

95

neg

48

neg

55

neg

57

neg

69

neg

115

2

100

neg

100

neg

56

neg

94

neg

94

neg

50

neg

111

100

neg

100

neg

66

neg

100

neg

100

neg

37

neg

118

89

neg

96

neg

na

na

65

32.27

98

32.63

69

29.45

  1. Abbreviations: na, insufficient amount of tissue for analysis; neg, negative result