Description Usage Format Source References Examples
Gene expression levels from two-color dye-swap experiment on 6 microarrays. Arrays 1 and 2 represent the first biological sample (ie, the first dye swap), 3 and 4 the second, and arrays 5 and 6 the third.
1 |
A data frame with 258000 observations on the following 5 variables.
color
a factor with levels green
red
representing the dye used for the gene expression
array
a factor with levels 1
2
3
4
5
6
corresponding to the 6 arrays
gene
a factor with 21500 levels representing the genes on the arrays
plant
a factor with levels rnt
wt
for
the two types of plants: runts and wild type
signal
a numeric vector with the gene expression level (normalized but not log transformed)
Data provided by Soren Bak <bak@life.ku.dk>.
Added by Claus Ekstrom <ekstrom@life.ku.dk>
Morant, M. et al. (2010). Metabolomic, Transcriptional, Hormonal and Signaling Cross-Talk in Superroot2. Molecular Plant. 3, p.192–211.
1 2 3 4 5 | data(superroot2)
# Select one gene
g1 <- superroot2[superroot2$gene=="AT2G24000.1",]
model <- lm(log(signal) ~ plant + color + array, data=g1)
summary(model)
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