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Table 3 Effect of eFSH concentration on nuclear maturation and cumulus expansion.

From: Cumulus expansion, nuclear maturation and connexin 43, cyclooxygenase-2 and FSH receptor mRNA expression in equine cumulus-oocyte complexes cultured in vitro in the presence of FSH and precursors for hyaluronic acid synthesis

Maturation medium Nuclear maturation rate % (n° of oocytes) Cumulus expansion rate % (n° of oocytes)
Control 50% (28) a 33% (15) a
Control + 0.1 μg/ml eFSH 27% (26) a 36% (14) a
Control + 0.5 μg/ml eFSH 37% (27) a 27% (15) a
Control + 1 μg/ml eFSH 37% (27) a 47% (15) a
Control + 5 μg/ml eFSH 50% (28) a 43% (14) a
Control without BSA with 20% FCS 50% (26) a 100% (14) b
  1. a,b Values with different superscripts are significantly different (p < 0.05).