readTargets {limma} | R Documentation

## Read RNA Targets File

### Description

Read a RNA targets file into dataframe.

### Usage

    readTargets(file="Targets.txt", sep="\t")

### Arguments

`file` | character string giving the name of the targets file.
`sep` | the field separator character

### Details

The targets file is a text file with rows corresponding to microarrays and columns `Cy3` and `Cy5` specifying which RNA samples are hybridized to which channel of each microarray. Other columns are optional.

### Value

A data frame including columns

`Cy3` | character vector giving names of RNA samples
`Cy5` | character vector giving names of RNA samples

### Author(s)

Gordon Smyth

### See Also

An overview of LIMMA functions for reading data is given in 3.ReadingData.

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