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Transcript of Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie...
![Page 1: Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie Saenz Advisors: Dr. Paul Gauthier Prof. Michael Bender.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649d1f5503460f949f3580/html5/thumbnails/1.jpg)
Princeton Environmental Institute
Bender Lab,Department of GeosciencesPrinceton University
Natalie SaenzAdvisors: Dr. Paul GauthierProf. Michael Bender
Shedding Light on Plant Respiration
![Page 2: Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie Saenz Advisors: Dr. Paul Gauthier Prof. Michael Bender.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649d1f5503460f949f3580/html5/thumbnails/2.jpg)
Introduction
Bringing the Kok effect to light: A review on the integration of daytime respiration and net ecosystem exchange. (2013)M. Heskel, O. Atkin, M. Turnbull, K. Griffin
![Page 3: Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie Saenz Advisors: Dr. Paul Gauthier Prof. Michael Bender.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649d1f5503460f949f3580/html5/thumbnails/3.jpg)
Plant Metabolism: Respiration
![Page 4: Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie Saenz Advisors: Dr. Paul Gauthier Prof. Michael Bender.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649d1f5503460f949f3580/html5/thumbnails/4.jpg)
Methods Stable Isotope Analyses
![Page 5: Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie Saenz Advisors: Dr. Paul Gauthier Prof. Michael Bender.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649d1f5503460f949f3580/html5/thumbnails/5.jpg)
Results
0 100 200 300 400 500 600 700-2
2
6
10
14
-0.008
-0.006
-0.004
-0.002
0
C1: Carbon Assimi-lation and d13C light response
0 100 200 300 400 500 600 700
-4-202468
1012
00.0050.010.0150.020.0250.030.0350.04
C6: Carbon Assimilation and d13C light response
C Assimilationd13C
0 100 200 300 400 500 600 700-2
0
2
4
6
8
10
12
14
-0.014
-0.012
-0.01
-0.008
-0.006
-0.004
-0.002
0
Control: Carbon Assimilation and d13C light response
C Assimilationd13C
ConclusionThe Kok effect does have a metabolic basis most likely linked to cellular respiration inhibition in the light
![Page 6: Princeton Environmental Institute Bender Lab, Department of Geosciences Princeton University Natalie Saenz Advisors: Dr. Paul Gauthier Prof. Michael Bender.](https://reader036.fdocuments.net/reader036/viewer/2022062421/56649d1f5503460f949f3580/html5/thumbnails/6.jpg)
Many thanks to Prof. Michael Bender and Dr. Paul Gauthier for their guidance, support, patience, and mentoring
PEI for making the summer internship possible
Acknowledgements