Teratogenic effects of solvents between 72 and 96 hours post-fertilization.

Zebrafish embryos at 4 dpf, treated for the previous 24 hours with a, embryo medium, or b and c, 2.5% DMSO. DMSO-treated larvae display either smaller or no swim bladders (red arrows) and necrosis in the yolk area surrounding the internal organs (white asterisk). All embryos are depicted with anterior to the left, dorsal to the top.




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