Table 1. Primers and their sequences used in this study.

The sequence of primers used in the study were as per Al-Kadmy et al. [20]

Genes	Primer sequences	Product (bp)	Annealing temperature (°C)
mcr-1	F: CACTTATGGCACGGTCTATGA	956 bp	59
	R: CCCAAACCAATGATACGCAT
mcr-2	F: TGGTACAGCCCCTTTATT	1617 bp	57
	R: GCTTGAGATTGGGTTATGA
mcr-3	F: TTGGCACTGTATTTTGCATTT	542 bp	50
	R: TAACGAAATTGGCTGGAACA