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Table 3 Effect of all-trans retinol addition to the culture medium (mean ± S. E. M.). Embryos were cultured under low oxygen conditions.

From: Retinol improves bovine embryonic development in vitro

Retinol concentration (μM) Putative zygote (n) Cleavage Blastocyst/ putative zygote Blastocyst/ cleaved
0 567 86.1 ± 2.5 26.5 ± 2.4a 30.7 ± 2.6a
1.0 312 84.7 ± 3.2 27.1 ± 3.2ab 32.1 ± 3.5a
2.0 414 85.3 ± 2.9 28.8 ± 2.8a 34.1 ± 3.1a
5.0 303 80.8 ± 3.2 20.2 ± 3.2a 25.4 ± 3.5a
10.0 388 81.2 ± 3.0 13.5 ± 3.0c 16.2 ± 3.3b
  1. Values are listed as percentages. abcMeans in the same column with different superscripts were significantly different (p < 0.05).
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