\HeaderA{colExtract}{Extract a column from a tab delimited file with header}{colExtract}
\keyword{manip}{colExtract}
\begin{Description}\relax
This function allows to extract a specific column from a tab delimited file generated by oneChannelGUI.
The file should contain an header. This function is useful to extract probe set ids to be used fro ven diagram representations
\end{Description}
\begin{Usage}
\begin{verbatim}
colExtract()
\end{verbatim}
\end{Usage}
\begin{Author}\relax
Raffaele A Calogero
\end{Author}

