Additional file 1 of Combination of long-term 13CO2 labeling and isotopolog profiling allows turnover analysis of photosynthetic pigments in Arabidopsis leaves

Additional file 1: Fig. S1. Cultivation of Arabidopsis plants in plastic cups. Fig. S2. Rosette leaves of Arabidopsis plants before and after 7-d exposure to the different airs (day 8). Fig. S3. 15 Arabidopsis plants before and after 7-d exposure to 13CO2 in the labeling chamber. Fig. S4. 15 Arabidopsis plants before and after 7-d exposure to normal CO2 in the labeling chamber. Fig. S5. Flow rates of CO2-free air and CO2 as well as real-time readings of the CO2 concentration and overpressure inside the labeling chamber. Fig. S6. CO2 concentration measured by LI-840. Fig. S7. Conditions inside the 13CO2 labeling chamber. Fig. S8. Simulation of carotenoid isotopolog distribution based on the natural 13C abundance. Fig. S9. Mass spectra of Lut, all-trans-β-Car and Chl a from the spike tests of TQ-MS. Fig. S10. Mass spectra of 9-cis-β-Car extracted from non-labeled and 13C-labeled Arabidopsis plants. Fig. S11. Correlation between ΣDoL of different pigments extracted from Arabidopsis leaves after 7-d 13CO2 labeling.