Immobilization of Papain on Chitin and Chitosan and Recycling of Soluble Enzyme for Deflocculation of Saccharomyces cerevisiae from Bioethanol Distilleries

Table 4

Viability of yeast cell treated with H₂SO₄ and papain in 2 h of reaction.

Treatments	Cell viability (%)
Control	72.0 ± 1.0^a
Sulfuric acid^1	67.19 ± 0.8^b
Papain^2	72.4 ± 1.4^a

¹Concentration to induce yeast cells deflocculation—pH 2.5; ²4 g⋅L⁻¹; different letters indicate that they are statistically different ( < 0.05).