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Fig. 4 | Zoological Letters

Fig. 4

From: Regeneration of the digestive tract of an anterior-eviscerating sea cucumber, Eupentacta quinquesemita, and the involvement of mesenchymal–epithelial transition in digestive tube formation

Fig. 4

Histology of the intact digestive tract. Cross sections of the digestive tract of E. quinquesemita were stained with HE. d, e, f, i, j are high-magnification views of the boxed areas in a, b, c, g, h, respectively. a, d Stomach. Some contents of the stomach are also observed in a. b, e 1st descending intestine. c, f Ascending intestine. g, i 2nd descending intestine. h, j Cloaca. ce, celomic epithelium; ct, connective tissue; cu, cuticle; gd, gonadal duct; le, luminal epithelium; m, muscle; mes, mesentery. Scale bars100 μm in a-c, g, h; 50 μm in d-f, i, j

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Zoological Letters

ISSN: 2056-306X

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