JCS -- Fontao et al. 114 (11): 2065 Figure IG4

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Fig. 4. Plectin-ABD cross-links F-actin into bundles. Electron microscopy examination of polymerized actin mixtures, described in Fig. 3. F-actin alone (A) or in combination with 0.5 µM of purified plectin-ABD (B). Note the numerous bundles of F-actin in the presence of plectin-ABD. Bar, 0.5 µm.