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Examples of measurements of P700 absorbance changes at 830 nm in cell suspensions of T. pseudonana exposed to different experimental conditions: (A) dark-aerobic incubation; (B) 60 min of dark-anaerobic incubation; (C, D) 60 min of anaerobic incubation followed by a 30 min period of reoxygenation or illumination with FR light (720 nm), respectively.
