Table 3 Distribution of Mcr variants among Colistin-Resistant Gram-Negative bacteria
Bacteria Species (mcr Variant) | Author, Publication year | No. of Colistin-Resistant Isolates | No. of Resistant Isolates Harboring mcr genes (%) |
|---|---|---|---|
E. coli (mcr-1) | EL-Mokhtar, 2019 [57] | 22 | 22 (100%) |
El-Mokhtar, 2021 [48] | 21 | 21 (100%) | |
Elshimy, 2021 [47] | 3 | 3 (100%) | |
Elnahriry, 2016 [21] | 1 | 1 (100%) | |
Mahmoud, [27] | 6 | 6 (100%) | |
Rabie, 2020 [51] | 8 | 1 (12.5%) | |
Ajlan, 2022 [44] | 13 | 3 (23.1%) | |
El-Sokkary, 2019 [56] | 19 | 1 (5.3%) | |
Zafer, 2019 [55] | 18 | 1 (5.5%) | |
Emara, 2019 [58] | 1 | 0 (0.0%) | |
Ibrahim, 2021 [46] | 1 | 0 (0%) | |
E. coli (mcr-2) | El-Mokhtar, 2021 [48] | 22 | 0 (0.0%) |
Rabie, 2020 [51] | 8 | 0 (0.0%) | |
El-Sokkary, 2019 [56] | 19 | 0 (0.0%) | |
Zafer, 2019 [55] | 18 | 0 (0.0%) | |
Mahmoud, 2023 [27] | 6 | 0 (0%) | |
K. pneumoniae (mcr-1) | Abdelbary, 2023 [31] | 15 | 15 (100%) |
Abozahra, 2023 [30] | 32 | 27 (84.4%) | |
Mahmoud, 2023 [27] | 30 | 28 (93.3%) | |
Rabie, 2020 [51] | 16 | 1 (6.3%) | |
Ibrahim, 2021 [46] | 10 | 1 (10%) | |
Zafer, 2019 [55] | 22 | 1 (4.5%) | |
Attalla, 2023 [70] | 17 | 1 (5.8%) | |
Emara, 2019 [58] | 8 | 0 (0%) | |
Afify, 2024 [25] | 11 | 0 (0%) | |
Khatib, 2023 [28] | 8 | 0 (0%) | |
El-Sokkary, 2019 [56] | 15 | 0 (0.0%) | |
Ajlan, 2022 [44] | 17 | 0 (0%) | |
K. pneumoniae (mcr-2) | Mahmoud, 2023 [27] | 30 | 10 (33.3%) |
Afify, 2024 [25] | 11 | 0 (0%) | |
Abdelbary, 2023 [31] | 15 | 0 (0%) | |
Rabie, 2020 [51] | 16 | 0 (0%) | |
El-Sokkary, 2019 [56] | 15 | 0 (0%) | |
Zafer, 2019 [55] | 22 | 0 (0%) | |
Ajlan, 2022 [44] | 17 | 0 (0%) | |
P. aeruginosa (mcr-1) | El-Din, 2022 [40] | 18 | 10 (55.6%) |
Shabban, 2020 [49] | 2 | 1 (50%) | |
El-Baky, 2020 [72] | 16 | 8 (50%) | |
Emara, 2019 [58] | 1 | 0 (0%) | |
Khatib, 2023 [28] | 3 | 0 (0%) | |
Ibrahim, 2021 [46] | 3 | 0 (0%) | |
P. aeruginosa (mcr-2) | El-Din, 2022 [40] | 18 | 8 (44.4%) |
Khatib, 2023 [28] | 3 | 1 (33.3%) | |
El-Baky, 2020 [72] | 16 | 0 (0%) | |
A. baumannii (mcr-1) | Shabban, 2020 [49] | 2 | 2 (100%) |
Ajlan, 2022 [44] | 4 | 0 (0%) | |
A. baumannii (mcr-2) | Ajlan, 2022 [44] | 4 | 0 (0%) |