Fig. 7
From: Massive expansion and diversity of nicotinic acetylcholine receptors in lophotrochozoans
Expression of ChAT, AChE and four nAChR genes in different organs and during early development in C. gigas. a and b Expression of ChAT (choline O-acetyltransferase) in different organs and during early development. c and d Expression of AChE (actylcholinesterase) in different organs and during early development. e–h High and specific expression of four nAChR genes before trochophore stage. E, egg; TC, two cells; FC, four cells; EM, early morula; M, morula; B, blastula; RM, rotary movement; FS, free swimming; EG, early gastrula; G, gastrula; T1, trochophore 1; T2, trochophore 2; T3, trochophore 3; T4, trochophore 4; T5, trochophore 5; ED1, early D-larva 1; ED2, early D-larva 2; D1, D-larva 1; D2, D-larva 2; D3, D-larva 3; D4, D-larva 4; D5, D-larva 5; D6, D-larva 6; D7, D-larva 7; EU1, early umbo larva 1; EU2, early umbo larva 2; U1, umbo larva 1; U2, umbo larva 2; U3, umbo larva 3; U4, umbo larva 4; U5, umbo larva 5; U6, umbo larva 6; LU1, late umbo larva 1; LU2, late umbo larva 2; P1, pediveliger 1; P2, pediveliger 2; S, spat; J, juvenile. M, mantle; Di, digestive gland; A, adductor muscle; F, foot; Go, gonad; Fg, female gonad; Mg, male gonad; Lp, labial palp