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Fig. 2 | Particle and Fibre Toxicology

Fig. 2

From: Silica encapsulation of ZnO nanoparticles reduces their toxicity for cumulus cell-oocyte-complex expansion

Fig. 2

COC expansion in the presence of increasing concentrations of TiO2 NPs. COCs cultured in increasing concentrations of TiO2 NPs were evaluated in comparison to the control culture (CTRL), in which COCs were not exposed to NPs. In all samples, the extent of COC expansion was assessed at the end of the culture time (16 h) and expressed as expansion index (Ei)

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