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The effect of all-trans retinol on in vitro mouse embryo's developmental competence | ||
Iranian Journal of Veterinary Medicine | ||
مقاله 8، دوره 8، شماره 3، دی 2014، صفحه 207-212 اصل مقاله (109.17 K) | ||
شناسه دیجیتال (DOI): 10.22059/ijvm.2014.51893 | ||
نویسندگان | ||
Armin Towhidi* 1؛ Mohammad Reza Farshidpour2؛ Mohammad Chamani3؛ Mehdi Zhandi1؛ Abbas Gerami4؛ Mohsen Nouri2 | ||
1Department of Animal Sciences, Faculty of Agricultural Science and Engineering, University of Tehran, Karaj, Iran | ||
2Department of Animal Sciences, Faculty of Agriculture, Islamic Azad University, Varamin Branch, Varamin, Iran | ||
3Department of Animal Sciences, Faculty of Agriculture, Islamic Azad University, Science and research Branch, Tehran, Iran | ||
4Department of Statistic, Faculty of Mathematics, University of Tehran, Tehran, Iran | ||
چکیده | ||
BACKGROUND: All-trans retinol is a biological antioxidant scavenging the ROS in the cell culture. OBJECTIVES: This study was conducted to investigate the effect of all-trans retinol in fertilization and culture medium on mouse embryo's developmental competence. METHODS: This study was designed into two experiments. In the first experiment, in vitro mature oocytes were co-cultured with sperm in fertilization medium containing different concentrations of all-trans retinol (0, 1, 5, and 10 μM). After fertilization, zygotes in each group were separately cultured in CZB culture medium for 5 days to the blastocyst stage. In the second experiment, in vitro produced zygotes were cultured in CZB culture medium containing different concentrations of all-trans retinol (0, 1, 5, and 10 μM) for 5 days to the blastocyst stage. RESULTS: In the first experiment, the blastocyst formation rate significantly increased by 5 μM in all-trans retinol, which was more than those of the other groups. Also, percentage of grade one embryos was significantly higher in the presence of 5 μM all-trans retinol than those in the presence of 0 and 1 μM all-trans retinol. In the second experiment, different concentrations of all-trans retinol could not alter blastocyst formation rate; however, the percentage of grade one embryo was higher in the presence of 10 μM all-trans retinol than that of the control group. CONCLUSIONS: These results showed that supplementation of fertilization medium with 5 μM alltrans retinol could improve mouse embryo's development and morphology. On the other hand, supplementation of embryo culture medium can improve mouse embryo morphology without any effect on embryo developmental competence. | ||
کلیدواژهها | ||
Development؛ fertilization؛ mouse؛ Oocyte؛ retinol | ||
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