Bicarbonate effects on the Hill reaction and photophosphorylation.

Abstract

Sinice the origilnal disco%-ery by \Warburg alnd Krippahl (22, \Juch of the sporadic litera- tnlre onl this sulbject has been devoted to confirming the existence of the requirenm,ent wvith other kindls of chloroplasts, dli-,erse electroi) acceptors anid somiie- what (liffering conditionis Thus, WV arburg aind Krippahl originally reported a re(quiire- ment for preilluminatioii (ltring the period of Co., (lepletioin, 19) o)- serve(l large CO., effects wsithout preillumination, andl Heise aincl Gaffroni Both Gyood (6) and Iza\a-(1) showed that the absence of CO., xxas miiore inhibitorv at higih light intensities than at lo\w-intenisities, and .\beles et al. (