Development of Antibacterial Nanocomposite: Whey Protein-Gelatin-Nanoclay Films with Orange Peel Extract and Tripolyphosphate as Potential Food Packaging

Table 3

Antibacterial properties of WPI-gelatin-MMT-OPE films. Means within the column with the same letters are not significantly different (p<0.05).

Film samples	Bacteria	Viable colony numbers; (CFU/ml)	Antibacterial potency; (%)
WGN5	E. coli	3.55 × 10^6	0
	S. aureus	2.90 × 10^7
WGN5-7	E. coli	1.35 × 10^6	61.97
	S. aureus	Uncountable≥10^8
WGN5-14	E. coli	1.35 × 10^6	67.60
	S. aureus	Uncountable≥10^8
WGN5-21	E. coli	2.80 × 10^6	92.39
	S. aureus	Uncountable≥10^8
WGN5-21-TPP	E. coli	3.81 × 10^6	89.26
	S. aureus	Uncountable≥10^8