Figure 2. Spatio-temporal expression pattern of
acn-1::gfp in C. elegans. A, hypodermal expression in an embryo (1.5-fold stage). B,
hyp7 and seam cell expression in an L4 larva. C, punctate fluorescence seen in larval seam cells. D, seam and vulva expression in a late L4 larva; E, expression observed in toroidal cells that surround the vulva invagination space (Is) of a late L4 larva. F, ray precursor cells (papillae) in the tail of a male L4 larva.