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livre - Wiki do IF-SC

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(a)<br />

(c)<br />

Absorbância<br />

Absorbância<br />

3,0<br />

2,5<br />

2,0<br />

1,5<br />

1,0<br />

0,5<br />

0,0<br />

1,2<br />

0,9<br />

0,6<br />

0,3<br />

0,0<br />

200 400<br />

λ (nm)<br />

400 600<br />

λ (nm)<br />

(b)<br />

(d)<br />

Absorbância<br />

Absorbância<br />

3,0<br />

2,5<br />

2,0<br />

1,5<br />

1,0<br />

0,5<br />

0,0<br />

1,2<br />

0,9<br />

0,6<br />

0,3<br />

0,0<br />

200 400 600 800<br />

λ(nm)<br />

400 600<br />

Figura 35: Espectros UV antes (símbolo aberto) e após 24 horas (símbolo fecha<strong>do</strong>) de incubação da<br />

lacase imobilizada com soluções de (a) guaiacol, (b) pirocatecol, (c) pirogalol e (d) vanilina.<br />

λ(nm)<br />

109

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