- Title
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Effects of carnosine on the embryonic development and TiO2 nanoparticles-induced oxidative stress on Zebrafish
- Authors
- Caruso, G., Scalisi, E.M., Pecoraro, R., Cardaci, V., Privitera, A., Truglio, E., Capparucci, F., Jarosova, R., Salvaggio, A., Caraci, F., Brundo, M.V.
- Source
- Full text @ Front Vet Sci
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Effects of increasing concentrations of carnosine (0.1, 1, 10, and 20 mM) on the phenotypes of both embryos and larvae at different (4, 24, 48, and 72) hpf. Car, carnosine. |
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Beats per minute (BPM) of unexposed larvae and larvae exposed to increasing concentrations of carnosine (0.1, 1, 10, and 20 mM). SD is represented by vertical bars. Car, carnosine; n.s., not significant. |
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Body length (μm) of unexposed larvae and larvae exposed to increasing concentrations of carnosine (0.1, 1, 10, and 20 mM). SD is represented by vertical bars. Car, carnosine; n.s., not significant. |
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Effects of TiO2-NPs on the phenotypes of both embryos and larvae at different (4, 24, 48, and 72) hpf. |
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Total ROS production in (A) untreated larvae, (B) TiO2-NPs-treated larvae, and (C) TiO2-NPs-treated larvae in the presence of carnosine 20 mM (1 h pre-treatment). Carnosine was kept during the exposure to TiO2-NPs. The average fluorescence intensity (AU) of at least 5 values for fixed larva is reported in (D). SD is represented by vertical bars. ***Significantly different, p < 0.001. n.s., not significant. |
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Hsp70 expression levels in (A) untreated larvae, (B) TiO2-NPs-treated larvae, and (C) TiO2-NPs-treated larvae in the presence of carnosine 20 mM (1 h pre-treatment). Carnosine was kept during the exposure to TiO2-NPs. The average fluorescence intensity (AU) of at least 5 values for fixed larva is reported in (D). SD is represented by vertical bars. ***Significantly different, p < 0.001. |
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MTs expression levels in (A) untreated larvae, (B) TiO2-NPs-treated larvae, and (C) TiO2-NPs-treated larvae in the presence of carnosine 20 mM (1 h pre-treatment). Carnosine was kept during the exposure to TiO2-NPs. The average fluorescence intensity (AU) of at least 4 values for fixed larva is reported in (D). SD is represented by vertical bars. *Significantly different, p < 0.05; **Significantly different, p < 0.01; n.s., not significant. |