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. 2011 Jul 6;62(12):4127–4142. doi: 10.1093/jxb/err175

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© 2011 The Author(s).

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/2.5), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 9. — Casparian bands in the mestome sheath in different developmental regions of barley leaves. Cross-sections were stained with berberin-hemisulphate/toluidine blue and viewed under UV-light (Brundrett et al., 1988). Occurrence of Casparian bands (yellow fluorescence) is indicated by arrows. Xylem vessels showed autofluorescence. MX, metaxylem; PX, protoxylem; MSH, mestome sheath; PH, phloem. Scale bar (A, C, E, G)=50 μm, scale bar (B, D, F, H)=25 μm.