Effect of maternal age on the ratio of cleavage and mitochondrial DNA copy number in early developmental stage bovine embryos.

J Reprod Dev · 2013 · PMC3934204 · PMID 23269452

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did not reach statistical significanceno p-value reported

Interestingly, when we looked at the mtDNA number of early developmental stage embryos derived from very old cows (>180 in months), it was found to be lower numbers than those of the other age groups, although the differences did not reach statistical significance.

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