523 



Eiji Fuiimori and Kenneth Quinlan 



0.08 



0.06 - 



< 



3 



0.04 



0.02 



2 4 6 8 



CC 9.57 X IO-*M AgNOa 



Fig. 3 Amperometric titration curve of phycoerythrin 

 (pH 7.0, 1.095x10-1 g/1, 7 cc.) 



;;; zo 



X. (m|i) 



Fig. 4 Action spectra of phycocyanin fluorescence at 645 m^i 



(upper solid curve) and at 610 mfx. (lower solid curve). , 



6.8x10-5m PCBM; ,6.8x10-5m PCBM + 2xlO"^M glutathione (pH7.0) 



