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. 2004 Nov;136(3):3692–3702. doi: 10.1104/pp.104.049064

Figure 2.

Figure 2.

Rhizobial infection (A and B) and polyphenolic accumulation (C and D) in nip and wild-type nodules. nip and A17 wild-type plants inoculated with S. meliloti carrying the hemA∷lacZ reporter were hand-sectioned and stained with X-Gal at 15 dpi. S. meliloti stain blue. A, nip nodule; B, A17 nodule. nip and A17 wild-type plants were inoculated with S. meliloti, fixed, and stained with potassium permanganate followed by methylene blue. Polyphenolics stain blue in this procedure. C, nip nodule; D, A17 nodule. Bars = 0.2 mm.