\Header{readTargets}{Read RNA Targets File}
\keyword{IO}{readTargets}
\begin{Description}\relax
Read a RNA targets file into dataframe.
\end{Description}
\begin{Usage}
\begin{verbatim}
readTargets(file="Targets.txt", sep="\t")
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{file}] character string giving the name of the targets file.
\item[\code{sep}] the field separator character
\end{ldescription}
\end{Arguments}
\begin{Details}\relax
The targets file is a text file with rows corresponding to microarrays and columns \code{Cy3} and \code{Cy5} specifying which RNA samples are hybridized to which channel of each microarray.
Other columns are optional.
\end{Details}
\begin{Value}
A data frame including columns
\begin{ldescription}
\item[\code{Cy3}] character vector giving names of RNA samples
\item[\code{Cy5}] character vector giving names of RNA samples
\end{ldescription}
\end{Value}
\begin{Author}\relax
Gordon Smyth
\end{Author}
\begin{SeeAlso}\relax
An overview of LIMMA functions for reading data is given in \link{3.ReadingData}.
\end{SeeAlso}

