Article
Temperature dependence of photosynthesis in Arabidopsis plants with modifications in Rubisco activase and membrane fluidity.
Plant & cell physiology - 1 Mar 2005
Kim Kangmin, Portis Archie R
Abstract excerpt
Net photosynthesis (Pn) is reversibly inhibited at moderately high temperature. To investigate this further, we examined the effects of heat stress on Arabidopsis plants in which Rubisco activase or thylakoid membrane fluidity has been modified. During heating leaves from 25 to 40 degrees C at 250 ppm CO2 and 1% O2, the wild-type (WT), plants expressing the 43 kDa isoform only (rwt43), and plants accumulating...
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