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. 2008 Oct 20;183(2):187–194. doi: 10.1083/jcb.200805185

Figure 2.

Figure 2.

Molecular dependency of kinetochore localization of SPDL-1 and other kinetochore proteins. (A) Embryos dissected from adult hermaphrodites untreated (WT) or injected with dsRNA of indicated genes were fixed and analyzed by immunofluorescence microscopy. Images of embryos at metaphase of the first mitosis are shown. KNL-1 and CZW-1 are required but NDC-80 or BUB-1 are not for SPDL-1 targeting to kinetochores. Bar, 20 μm. (B) Lysate from wild-type worms untreated (WT) or injected with dsRNA of indicated genes were analyzed by Western blotting with antibody to indicated proteins. To each lane, whole-worm lysates from 20 injected worms was loaded. (C) Embryos expressing indicated protein fused with GFP were dissected from adult hermaphrodites untreated (WT) or injected with spdl-1 dsRNA and analyzed by time-lapse fluorescence microscopy. Images of embryos at metaphase of the first mitosis are shown. For BUB-1, wild-type embryos were dissected from wild-type adult hermaphrodites untreated (WT) or injected with spdl-1 dsRNA, fixed, and stained with anti–BUB-1 antibody. Kinetochore localization of proteins was not affected in SPDL-1–depleted embryos. Bars, 10 μm.