Table 2.
Location | Samples | No. of samples | Detection method | Positive samples (%) | Range (μg/kg ) | Contaminated milk sample (%) > 0.05 μg/kg | Reference |
---|---|---|---|---|---|---|---|
Kenya | PM | 53 | ELISA | NR | 0.0076 – 0.21 | 26 (49.1%) | Lindahl et al [50] |
UHT | 55 | NR | < LOD - 0.47 | 16 (29.1%) | |||
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China | PM | 131 | ELISA | 120 (91.6) | < 0.005 – 0.3523 | 78 (59.5%) | Xiong et al [29] |
UHT | 111 | 58 (52.3) | < 0.005 – 0.0725 | 2 (1.80%) | |||
| |||||||
China | PM | 38 | ELISA | 18 (47.4) | 0.005 – 0.263 | 0 | Li et al [36] |
UHT | 193 | 138 (71.5) | 0.007 – 0.040 | 23 (11.9%) | |||
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Pakistan | UHT | 60 | HPLC | 42 (70) | LOD - 0.3029 | 21 (35%) | Iqbal et al [1] |
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Iran | PM | 220 | ELISA | 187 (85) | 0.0054 – 0.5122 | 154 (70%) | Tajic et al [28] |
UHT | 140 | 93 (66.4) | 0.0058 – 0.5084 | 76 (54.2%) | |||
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Brazil | PM | 30 | ELISA | 16 | ND - 0.064 | NR | dos Santos et al [51] |
| |||||||
Italy | UHT | 31 | HPLC | 18 (58.1) | 0.009 – 0.026 | 0 | Armorini et al [38] |
| |||||||
Iran | PM | 20 | HPLC | NR | 0.008 – 0.231 | 1 (5%) | Taherabadi et al [52] |
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Jordan | PM | 30 | ELISA | 30 (100) | 0.0146 – 0.21678 | 12 (40%) | Omar [31] |
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Iran | PM | 30 | ELISA | 4 (13.3) | NR | 4 (13.3%) | Rouhi et al [32] |
| |||||||
Brazil | PM | 7 | ELISA | 7 (100.0) | 0.01 – 0.03 | 2 (28.6%) | Sifuentes dos Santos et al [27] |
UHT | 28 | 28 (100.0) | 0.01 – 0.08 | 5 (71.4%) | |||
| |||||||
Kosovo | UHT | 94 | ELISA | 74 (78.7) | 0.00502 – 0.06226 | 4 (4.2%) | Rama et al [34] |
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Croatia | UHT | 706 | ELISA | 706 (100) | 0.00398 – 0.1835 | (9.64%) | Bilandzic et al [30] |
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Iran | PM | 80 | ELISA | 77 (96.25) | NR | 20 (16%) | Moosavy et al [33] |
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Pakistan | UHT | 84 | HPLC | 35 (41.6) | LOD – 0.88 | 20 (23.8%) | Iqbal et al [39] |
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India | PM | 7 | HPLC | 3 (42.9) | 0.0018–0.0038 | 3 (42.9%) | Siddappa et al [37] |
ELISA = enzyme-linked immunosorbent assay; HPLC = high-performance liquid chromatography; LOD = limit of detection; ND = not detected; NR = not reported; PM = pasteurized milk; UHT = ultra high temperature milk.