Time (days)

L. monocytogenes on catfish fillets (log CFU/g)

Unpacked

LDPE-packed

0

1

2

3

4

5

6

4.00 ± 0.00^a

3.34 ± 0.21^b

4.01 ± 0.01^a

4.20 ± 0.01^c

4.49 ± 0.03^d

4.54 ± 0.03^d

4.86 ± 0.07^e

4.00 ± 0.00^a

3.24 ± 0.17^b

4.12 ± 0.01^c

4.67 ± 0.04^d

5.02 ± 0.01^e

5.11 ± 0.01^e

5.51 ± 0.00^f