data(rtPCR)
# same scale
overplot( RQ ~ Conc..ug.ml. | Test.Substance,
data=rtPCR,
subset=Detector=="ProbeType 7" & Conc..ug.ml. > 0,
same.scale=TRUE,
log="xy",
f=3/4,
main="Detector=ProbeType 7",
xlab="Concentration (ug/ml)",
ylab="Relative Gene Quantification"
)
# different scales, but force lower limit to 0.01
overplot( RQ ~ Conc..ug.ml. | Test.Substance,
data=rtPCR,
subset=Detector=="ProbeType 7" & Conc..ug.ml. > 0,
log="xy",
f=3/4,
main="Detector=ProbeType 7",
xlab="Concentration (ug/ml)",
ylab="Relative Gene Quantification",
min.y=0.01
)
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