Table 2.

Cluster of genes and their potential functions in overcoming multiple stress that C. jejuni encounters in processing facility.

Stressors	Gene Involved	Gene Function	References
Heat stress	(i) dnaJ	Express DnaJ chaperone protein-protein folding and heat shock response	[51]
	(ii) racR	Component of RacR-RacS temperature-responsive signal transduction system	[53]
	(iii) htrA	High temperature requirement A (HtrA)-like protease and chaperones	[91]
	(iv) dps	Express iron sequestration ferritin protein (Dps)	[132]
	(v) dnaK	Express DnaK chaperonin- protein folding
Refrigeration and freezing stress	(i) sodB	Superoxide dismutase	[59]
	(ii) luxS	S-ribosylhomocysteinase-catalyzes the formation of autoinducer-2 (AI-2) molecules and homocysteine	[133]
Osmotic stress	(i) kpsM	Capsule export gene-encodes capsule export apparatus	[65]
Acid stress	(i) clpB	ATP-dependent Protease-heat shock gene	[79]
	(ii) trxB	Thioredoxin-disulfide reductase-protein folding	[87]
	(iii) fur	Ferric uptake regulator gene	[88]
UV stress	recA	Express recA protein involved in DNA repair	[78]