NeuroFIG 22: Gap junctions in C. elegans. A. Graphic rendition of subunit composition of homotypic, heterotypic, and heteromeric gap junctions. B. Fluorescent micrograph of a transgenic animal expressing the Punc-9::GFP reporter gene in neural and muscle tissues. Bwmu, body wall muscles; um, uterine muscles; vm, vulval muscles; VNC mn, ventral nerve cord motor neurons. Arrow indicates position of vulva. Scale bar: 10 μm. Ventral view.

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