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. Author manuscript; available in PMC: 2016 Nov 27.
Published in final edited form as: Mol Plant. 2015 May 15;8(8):1153–1164. doi: 10.1016/j.molp.2015.05.003

Figure 2. SAURs activate PM H+-ATPases via inhibiting PP2C.D phosphatases to promote cell expansion.

Figure 2

(A) Seven-day-old light-grown Arabidopsis seedlings. Seedlings were stained in 10 µg /ml propidium iodide, and hypocotyl epidermal cells were observed under a Nikon A1 spectral confocal microscope. Asterisks (*) indicate the intercellular space of two adjacent epidermal cells. Scale bar = 100 µm.

(B) A model for SAUR-regulated cell expansion. Adapted from Spartz et al. (2014).