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Figure Caption
Fig. 2 Cardiac malformation in zebrafish embryos exposed to PM. (A–D) Representative images of the cardiac morphology after PM exposure at 3 days post-fertilization (dpf). Red dotted line indicates the pericardial sac, and red arrow indicates venous congestion. Scale bar, 500 μM. (E) Relative heart area (%) of embryos. Kruskal–Wallis test (n = 80, 71, 86, and 48 per group; ****p < 0.0001; n.s., not significant.) (F) Percentage of embryos with pericardial edema per group.
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