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. 2009 Aug 25;60(14):4201–4213. doi: 10.1093/jxb/erp254

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© 2009 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/uk/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

This paper is available online free of all access charges (see http://jxb.oxfordjournals.org/open_access.html for further details)

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Fig. 2. — Expression of key meristem genes in the pea SAM. (A) A longitudinal section of a paraffin-embedded SAM from a 10-d-old seedling stained with toluidine blue. (B) PsKN1 is expressed throughout the meristem. (C) PsWUS expression is found in the stem cell niche. (D) PsCLV3 is expressed in the stem cell region. (E) PsCLV1 is expressed mainly in the vascular system. Scale bar: 100 μm.