Seasonal Variation of Glutathione and Glutathione Reductase in Needles of Picea abies.
In spruce (Picea abies) needles glutathione and glutathione reductase show a periodic seasonal variation with significantly increased levels during the winter. It is proposed that glutathione and glutathione reductase play an important role for the winter hardiness of leaves from evergreen plants.
Esterbauer
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Department of Biochemistry and Department of Anatomy and Physiology of Plants, University of Graz, A-8010 Graz, Austria.
Grill
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