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The expression of β-ARs in rats with myocardial depression in septic shock. Heart tissue was harvested from the septic shock rats at 2, 4, and 6 h after LPS treatment. a Representative immunoblotting image of β3-AR expression. b Quantitative data of the expression levels of β1-, β2-, and β3-AR proteins detected by immunoblotting. c Quantitative data of the expression levels of β1-, β2-, and β3-AR mRNA detected by real-time PCR. n = 4. * p < 0.05, ** p < 0.01 versus the control.
