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The overexpression (OE) of PKE1 in tobacco enhanced its salt tolerance. (A) OE of tobacco SpPKE1 lines and wild type (WT) subjected to 200 mM NaCl. The image was captured after 7 days of treatment. The root length (B), contents of chlorophyll (C), and malondialdehyde (MDA) (D) changes subjected to 200 mM NaCl (Salt) and absence of NaCl (Control) in transgenic and WT plants after 12 days of treatment. All data presented as means ± SE, *, Means differ p < 0.05.
