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ROS Dye Detection for Cell Viability Analysis

This study investigates the effects of ROS production on cell viability using ethidium and DCF fluorescence assays. The ROS dye was added before and after trypsinization to assess the percentage of O2 and H2O2-positive cells.

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ROS Dye Detection for Cell Viability Analysis

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  1. 3.74% 3.54% 45.60% 41.22% 3.54% 3.74% 47.21% 43.34% 4.35% 5.15% 2.01% 3.00% 4.35% 5.15% 33.84% 34.73% ROS dye added after trypsinization ROS dye added before trypsinization Percentage of ethidium fluorescence positive cells (O2.- production) Control No GP Control No AA Percentage of DCF fluorescence positive cells (H2O2 production) Control No GP Control No AA HeLa cells Fig. S1

  2. a Ethidium, control Ethidium, GP starvation DCF, control DCF, GP starvation U87 Cells b Ethidium, control Ethidium, AA starvation DCF, control DCF, AA starvation U87 Cells Fig. S2

  3. LC3-I LC3-II β-Actin Fig. S3

  4. * p < 0.002 80 No 3-MA Plus 3-MA 60 % Cells with AVOs or GFP-LC3 dots 40 20 0 a * * * * Fig. S4

  5. Key Name M1 (%) Key Name M1 (%) Control 5.16 Control 5.16 No GP 45.13 36.52 No AA Wort 5.05 Wort+No AA 6.01 Wort+No GP 10.80 HeLa wt HeLa wt b (i) (ii) (iii) # p>0.05 * p<0.04 * # * * # # * * # HeLa wt HeLa SOD2 Fig. S4

  6. Control siRNA * p<0.01 compared to “control siRNA” beclin-1 siRNA atg-7 siRNA c * * * * * * * * Fig. S4

  7. SOD2 COX2 Actin Fig. S5

  8. * p<0.05 * * * * * * Fig. S6

  9. * * p<0.05 p<0.05 * * a * * b * * * * Fig. S7

  10. 50 40 30 % Cells with GFP-LC3 dots 20 10 0 LC3-I LC3-II β-actin p<0.01 * c * * * * d 10.4 28.5 45 38.5 71.2 63.8 14.2 0.007 2 0.8 4.1 0.1 Fig. S7

  11. 100 100 104 104 FL1-H FL3-H 1 mM H2O2 Treatment Control 200 200 Control Counts Counts 0 0 HEK293 cells LC3-I LC3-II β-Actin a Ethidium fluorescence DCF fluorescence b Fig. S8

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