The extracellular EXO protein mediates cell expansion in Arabidopsis leaves

BMC Plant Biology

Table 3 Leaf thickness, palisade and spongy parenchyma cell areas.

	Leaf thickness [μm]		Palisade parenchyma cell area [μm²]		Spongy parenchyma cell area [μm²]
	WT	*exo*	WT	*exo*	WT	*exo*
Mean	683	599	29959	22137	16803	11512
%WT		88		74		69
n	122	365	304	842	404	1138
SD	55	76	5998	8212	5065	6173
t-test		< 0.01		< 0.01		< 0.01
P-value

Plants were grown in soil for 35 days. The 5th or 6th rosette leaves were embedded in 4% agarose and sectioned through the widest part of the blade for transverse sections (n = number of leaves [leaf thickness] or cells [parenchyma cell area]).

ISSN: 1471-2229