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. 2014 May 9;52(6):3358–3366. doi: 10.1007/s13197-014-1401-z

Table 2.

Effect of thermal treatment of films on the total soluble matter (TSM) and protein solubility (PS) of tilapia scale gelatin films

	Heating temperature (°C)	Heating time (h)
	Heating temperature (°C)	0	0.5	1.0	2.0	4.0	6.0
TSM (%)	80	54.80 ± 0.96^a	55.48 ± 0.95^a	54.86 ± 0.35^a	55.29 ± 0.24^a	55.47 ± 0.22^a	55.04 ± 0.02^a
	100	54.80 ± 0.96^a	52.34 ± 2.88^ab	51.14 ± 0.50^ab	52.66 ± 2.83^ab	50.01 ± 2.99^b	45.32 ± 4.53^b
	120	54.80 ± 0.96^a	46.62 ± 1.05^b	36.10 ± 1.60^c	34.47 ± 1.57^c	33.53 ± 1.47^c	28.16 ± 0.09^d
PS (%)	80	64.90 ± 1.66^a	64.89 ± 2.53^a	63.86 ± 2.60^a	63.56 ± 1.85^a	66.25 ± 3.02^a	66.57 ± 2.96^a
	100	64.90 ± 1.66^a	66.25 ± 2.08^a	59.95 ± 1.96^b	61.19 ± 1.31^b	54.49 ± 2.53^c	45.01 ± 2.83^c
	120	64.90 ± 1.66^a	60.64 ± 2.21^b	52.82 ± 1.74^c	44.68 ± 1.63^d	38.12 ± 1.21^e	28.35 ± 1.05^f

Any two means in the same row followed by the same letter are not significantly different (p > 0.05)

Data are expressed as mean ± standard deviation