\name{MAplot-methods} \docType{methods} \alias{MAplot} \alias{MAplot-methods} \alias{MAplot,FeatureSet-method} \title{MA plots} \description{ Create MA plots using a reference array (if one channel) or using channel2 as reference (if two channel). } \section{Methods}{ \describe{ \item{object = "FeatureSet"}{ExpressionFeatureSet} } } \keyword{methods}