Fig. 1From: Validation of housekeeping genes as candidate internal references for quantitative expression studies in healthy and nervous necrosis virus-infected seven-band grouper (Hyporthodus septemfasciatus)Graphical representation of absolute Ct values for each gene analyzed in healthy and infected seven-band grouper. Whiskers represent the maximum and minimum values. Data represented as mean ± SEM, asterisk shows significant difference at p < 0.05Back to article page