603 ERRATUM
B I O C H I M I C A ET BIOPHYSICA ACTA, Vol. 376 (1975) p. 589, line 9: for " . . . 20°C '' read " . . . - 2 0 ° C ''. BIOCHIMICA ET BIOP...
B I O C H I M I C A ET BIOPHYSICA ACTA, Vol. 376 (1975) p. 589, line 9: for " . . . 20°C '' read " . . . - 2 0 ° C ''. BIOCHIMICA ET BIOPHYSICA ACTA, Vol. 387 (1975) p. 404, line 13: for " . . . photoreduction" read " . . . fluorescence". line 25: for " . . . rise in" react " . . . rise is".