134 



Table 6. Inhibitory Effect of Kojic Acid on the Consumption of Oxygen by 

 Polyphenol Oxidase ^^ ^ 







% 



Inhibition 









Lobster PPO 





Appl 



e PPO 



Kojic acid (mM) 



DL-DOPA 

 



Catechol 

 



4-Methylcatechol 



Chlorogenic acid 











v* 







0.28 



50.2 



47.4 



ND 





m:> 



0.56 



60.3 



65.0 



36.7 





- 24.8 



1.06 



80.3 



77.5 



50.9 



. ■^•:' 



41.9 -^ 



1.41 



ND 



ND 



55.4 





52.1 



ND: Not determined 



