In-Package Air Cold Plasma Treatment of Chicken Breast Meat: Treatment Time Effect

Table 2

Effect of cold plasma treatment time on populations (log₁₀ CFU/mL) of psychrophiles and pathogens on raw chicken breast fillets (mean ± SE).

Treatment (70 kV)	Psychrophiles (log10 CFU/mL)	Campylobacter jejuni (log10 CFU/mL)	Salmonella typhimurium (log10 CFU/mL)
0 sec + 0 time	4.03 ± 0.34^d	5.14 ± 0.14^a	5.30 ± 0.31^a
0 sec + 5d storage	8.33 ± 0.07^a	4.99 ± 0.17^a	4.90 ± 0.16^a
60 sec + 5d storage	7.81 ± 0.03^b	4.20 ± 0.18^b	4.49 ± 0.19^b
180 sec + 5d storage	7.18 ± 0.12^c	3.97 ± 0.13^b	4.42 ± 0.21^b
300 sec + 5d storage	7.33 ± 0.15^c	4.03 ± 0.16^b	4.25 ± 0.20^b

^a-dMeans within a bacterial populations with no common superscript letter differ significantly ().