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. 2013 Sep 10;8(9):e74743. doi: 10.1371/journal.pone.0074743

Figure 4. Digestibility of diets and intestinal protease activity in fish fed these diets containing 0.4% chitosan nanoparticles (CsNPs), 0.02% bare trypsin (bTryp), and 0.01% or 0.02% trypsin encapsulated in 0.4% chitosan nanoparticles (TrypCsNPs).

Figure 4

Means bearing different superscript letters differ significantly (P<0.05). Values represent means ± standard error of triplicate observations.