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. 2022 Oct 6;11(10):1988. doi: 10.3390/antiox11101988

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Vitamin E nanoemulsions on confocal microscopy. Ram spermatozoa stained with the fluorescent combination of Hoechst and DiD oil under a confocal laser scanning microscope. (a) Nucleus of sperm head stained by Hoechst 33342. (b) Vitamin E nanoemulsions labelled with DiD (DiIC₁₈(5). (c) Spermatozoa marked with the fluorescent combination.