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(a) Ecotoxicology of Ru-1 to zebrafish embryo at various concentrations for 96 h on a 4× objective lens in the microscope. (b) Cumulative hatching rate of zebrafish embryos in the presence/absence of Ru-1 at various concentrations every 24 h. (c) Lethality rate of zebrafish embryos in the presence/absence of Ru-1 at different concentrations every 24 h.
