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. 2009 Nov 10;239(1):49–56. doi: 10.1007/s00709-009-0081-4

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© The Author(s) 2009

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Fig. 3 — TEM micrographs showing the ultrastructure of Micrasterias cells pretreated with CeCl₃ for H₂O₂ localization: a control cell, c sorbitol-treated cell, f KCl-treated cell. Selected examples of EEL spectra of the Ce M_4,5 edge from chloroplasts or mitochondria in treated and untreated cells: b chloroplast of control cell, d mitochondrion of sorbitol-treated cell, e chloroplast of sorbitol-treated cell, g mitochondrion of KCl-treated cell, h chloroplast of KCl-treated cell. M mitochondrion, D dictyosome, Chl chloroplast. Bar = 1 µm