Characterization, antimicrobial and cytotoxic activity of polymer blends based on chitosan and fish collagen

AMB Express

Table 2 Gurijuba swim bladder hydroxyproline and collagen content of CT: COL blends obtained with the three proportions (20:80, 50:50 and 80:20) via the three preparation routes

Proportion CT:COL	NaOH		NaCl		NaOH/NaCl
Proportion CT:COL	4-Hy (mg. G⁻¹)	COL (mg. G⁻¹)	4-Hy (mg. G⁻¹)	COL (mg. G⁻¹)	4-Hy (mg. G⁻¹)	COL (mg. G⁻¹)
20:80	6.02^#*	48.16	4.99	39.92	3.63	29.04
50:50	3.83	30.4	0.15	1.2	2.7	21.6
80:20	3.62	28.96	2.95	23.68	3.57	28.56

CT chitosan, COL collagen, NaOH precipitating solution of sodium hydroxide, NaCl precipitating solution of sodium chloride, NaOH/NaCl precipitating solution combined with sodium hydroxide and sodium chloride
^#highest value obtained between staging routes
*highest value obtained between chitosan and collagen proportions