Expression levels of candidate reference genes for different samples of <i>C</i>. <i>bowringi</i>.

<p>The expression levels are displayed as cycle threshold (Ct) values of the <i>C</i>. <i>bowringi</i> reference genes used in this study. Blue bars indicate the 25/75 percentiles, whisker caps indicate the min to max, and the line denotes the median.