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. 1999 Mar 22;144(6):1135–1149. doi: 10.1083/jcb.144.6.1135

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Components of the NCR attached to cisternae, including bridges, buds, and projecting tubules. a–c show views of the relevant parts of C1, C3, and C6, respectively. The complexity of these structures suggests that they are highly dynamic. Bar, 100 nm.