In vitro maturation of porcine oocytes isolated from various experimental groups.

<p>The number of animals per group, their average age, total number of isolated oocytes and the maturation rate scored after 44 hours of in vitro culture represented by absolute number of oocytes with polar bodies and frequency of polar body extrusion per group is indicated for each group. LxCLW stands for crossbred of Landrace and Czech Large White pigs.