Figure 4 | Scientific Reports

Figure 4

From: Morphological, histological and gene-expression analyses on stolonization in the Japanese Green Syllid, Megasyllis nipponica (Annelida, Syllidae)

Figure 4

Histological transitions during stolonization. (a)–(c) Stage 1, (d)–(g) Stage 2, (h)–(k) Stage 3, (l)–(o) Stage 4, (p)–(s) Stage 5. (d), (e), (h), (i), (l), (m), (p), (q) female stolon, (f), (g), (j), (k), (n), (o), (r), (s) male stolon. The left illustrations indicate observed planes. All scale bars indicate 50 µm. dbv dorsal blood vessel, g gut, gv germinal vesicle, lm longitudinal muscle, nlt nerve-like tissue, oo oocyte, se stolon eye, so segmental organ, t testis, vbv ventral blood vessel, vd vas deferens, vn ventral nerve cord.

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