Pre-mature senescence in the oldest leaves of low nitrate-grown Atxdh1 mutant uncovers a role for purine catabolism in plant nitrogen metabolism
Aigerim Soltabayeva, Sudhakar Srivastava, Assylay Kurmanbayeva, Aizat Bekturova, Robert Fluhr, Moshe Sagi
This study shows that purine catabolism provides nitrogen to younger leaves in low nitrate conditions, and its disruption causes premature senescence in Atxdh1 mutants.
bioRxiv · Dec 13, 2017 · PreprintBiochemistry