Registration Open for Bioc2024
Early registration discount pricing ends May 31!


This is the development version of gcrma; for the stable release version, see gcrma.

Background Adjustment Using Sequence Information

Bioconductor version: Development (3.20)

Background adjustment using sequence information

Author: Jean(ZHIJIN) Wu, Rafael Irizarry with contributions from James MacDonald <jmacdon at> Jeff Gentry

Maintainer: Z. Wu <zwu at>

Citation (from within R, enter citation("gcrma")):


To install this package, start R (version "4.4") and enter:

if (!require("BiocManager", quietly = TRUE))

# The following initializes usage of Bioc devel


For older versions of R, please refer to the appropriate Bioconductor release.


To view documentation for the version of this package installed in your system, start R and enter:

gcrma1.2 PDF
Reference Manual PDF


biocViews Microarray, OneChannel, Preprocessing, Software
Version 2.77.0
In Bioconductor since BioC 1.6 (R-2.1) or earlier (> 19 years)
License LGPL
Depends R (>= 2.6.0), affy(>= 1.23.2), graphics, methods, stats, utils
Imports Biobase, affy(>= 1.23.2), affyio(>= 1.13.3), XVector, Biostrings(>= 2.11.32), splines, BiocManager
System Requirements
See More
Suggests affydata, tools, splines, hgu95av2cdf, hgu95av2probe
Linking To
Depends On Me affyILM, affyPLM, bgx, maPredictDSC, maskBAD, webbioc
Imports Me affycoretools, affylmGUI
Suggests Me panp
Links To Me
Build Report Build Report

Package Archives

Follow Installation instructions to use this package in your R session.

Source Package gcrma_2.77.0.tar.gz
Windows Binary
macOS Binary (x86_64) gcrma_2.77.0.tgz
macOS Binary (arm64) gcrma_2.77.0.tgz
Source Repository git clone
Source Repository (Developer Access) git clone
Bioc Package Browser
Package Short Url
Package Downloads Report Download Stats