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Embryo zebrafish observed with the stereomicroscope. (A) Larvae treated with 10 mg/L of ZnCl2; curvatures of the spine are not evident. (B) Larva treated with 200 mg/L of ZnCl2 with pronounced curvature of the spine. Scale bar: (A) = 100 μm; (B) = 120 μm.
