Fig. 5

Effect of CON, CT10 and CT50 on liver metabolome of P. nigromaculatus tadpoles. Different letters indicated significant differences. (1) Glycerophospholipid metabolism, (2) Cysteine and methionine metabolism, (3) Pantothenate and CoA biosynthesis, (4) Tyrosine metabolism, (5) Clycolysis, (6) Alanine, aspartate and glutamate metabolism, (7) Lysine biosynthesis, (8) Glycine, serine and threonine metabolism, (9) Lysine degradation, (10) Purine metabolism, (11) Arginine biosynthesis, (12) Arginine and proline metabolism. PC(18:3(9Z,12Z,15Z)/18:3(6Z,9Z,12Z)) (Phosphatidylcholine).