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. 2005 Mar;73(3):1873–1878. doi: 10.1128/IAI.73.3.1873-1878.2005

TABLE 2.

Standard curve data from a real-time quantitative reverse transcriptase PCR analysis of total RNA extracted from stimulated RAW cells, a macrophage like cell linea

Target ΔRg significance thresholdb Log dilutions Range of Ct valuesc R2d Slope
18S rRNA 0.2 10−3-10−7 7-26 0.997 3.7997
TLR1 0.02 10−1-10−5 20-36 0.9805 3.444
TLR2 0.04 10−1-10−5 18-36 0.9776 3.414
TLR4 0.04 10−1-10−4 24-37 0.9891 3.719
TLR5 0.02 10−1-10−3 29-38 0.9913 3.915
TLR6 0.02 10−1-10−4 23-34 0.9561 3.219
TLR9 0.03 10−1-10−4 24-34 0.9900 3.133
MD2 0.04 10−1-10−4 19-38 0.9927 3.583
MyD88 10−1-10−5 22-35 0.9829 3.106
TIRAP 0.03 10−1-10−3 23-31 0.9320 3.435
TNF-α 0.03 10−2-10−6 17-38 0.9861 4.3687
iNOS 0.03 10−1-10−5 18-35 0.9805 3.495
a

To generate standard curves for the specific reactions for the various probes, total RNA extracted from stimulated RAW macrophages was serially diluted.

b

ΔRn is the change in the reporter dye level.

c

Ct is the threshold cycle value, the cycle at which the change in the reporter dye level detected passes the ΔRn.

d

R2 is the coefficient of regression. Regression analyses of the mean values of three or four replicate reverse transcriptase PCRs for the log10-diluted RNA were used.