528 



5. QUINONES 



Table 5-7 

 Antimitotic Potencies of Quinones and Polyphenols in Fibroblast Cultures 



Substance 



Concentration (mM) for 

 50% mitotic inhibition 



Reference" 



" The references are: (1) Friedmann et al. (1952 a); (2) Friedmann et al. (1954); 

 (3) Friedmann and Simon-Reuss (1956 a); (4) Mitchell and Simon-Reuss (1947); and 

 (5) Mitchell and Simon-Reuss (1952 b). 



* Estimated. 



