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Light toxicity in zebrafish embryos. 2 dpf embryos (n = 30) were exposed to green light (21 mW/cm2, 520 nm) for 0, 3, 6, or 12 h. (A) Transmitted light images of the embryos after light irradiation. (B–D) The percentage of mortality, malformation and fish length after various time of light exposure. Results represents the means ± SD from three independent experiments.
