Real-time RT-PCR analyses of conserved and novel miRNAs in Chinese fir. Transcript levels were normalized to the arithmetic mean of the selected 5.8 s rRNA gene (for mature miRNAs) or gapdh (for miRNA precursor). Bars indicated the standard error of means.
Wan et al. BMC Plant Biology 2012 12:146 doi:10.1186/1471-2229-12-146