highly significantp < 0.01
The addition of 100, 200, and 300 ng/mL ghrelin had a beneficial effect on oocyte maturation during IVM of sheep oocytes, with 200 ng/mL ghrelin having a highly significant effect ( p < 0.01) and 300 ng/mL ghrelin and 100 ng/mL ghrelin having a significant effect ( p < 0.05), as shown in Table 3 . 3.2.