Needle in a numerical haystack. Despite being the causal effector molecule, MSTN is neither DE nor abundant when comparing MSTN mutant cattle versus MSTN wildtype cattle. Here DE is computed by subtracting the average expression in the Wagyu from the average in the Piedmontese, across the 10 time points. Figure from PLoS Computational Biology.
Hudson et al. BMC Genomics 2012 13:356 doi:10.1186/1471-2164-13-356