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rCGH (version 1.2.0)

Comprehensive Pipeline for Analyzing and Visualizing Array-Based CGH Data

Description

A comprehensive pipeline for analyzing and interactively visualizing genomic profiles generated through commercial or custom aCGH arrays. As inputs, rCGH supports Agilent dual-color Feature Extraction files (.txt), from 44 to 400K, Affymetrix SNP6.0 and cytoScanHD probeset.txt, cychp.txt, and cnchp.txt files exported from ChAS or Affymetrix Power Tools. rCGH also supports custom arrays, provided data is in a suitable format. This package takes over all the steps required for individual genomic profiles analysis, from reading files to segmenting and annotating genes. This package provides several visualization functions (static or interactive) which facilitate individual profiles interpretation. Input files can be in compressed format, e.g. .bz2 or .gz.

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Version

Version

1.2.0

License

Artistic-2.0

Issues

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Maintainer

Frederic Commo

Last Published

February 15th, 2017

Functions in rCGH (1.2.0)

rCGH-class

Class "rCGH"
hg18

Hg18 Chromosome Lengths and Centromere Locations
hg19

Hg19 Chromosome Lengths and Centromere Locations
rCGH-cytoScan-class

Class "rCGH-cytoScan"
AllAccessors

"rCGH" Accessor Functions
agilentDB

aCGH Agilent Probes GC Fraction
rCGH-generic-class

Class "rCGH-generic"
rCGH-package

Comprehensive Pipeline for Analyzing and Visualizing Array-Based CGH Data
show-methods

show "rCGH"
view

Interactive Genomic Profile Visualization
hg38

Hg38 Chromosome Lengths and Centromere Locations
multiplot

Static Genomic Profile and LOH Visualization
plotProfile

Static Genomic Profile Visualization
rCGH-Agilent-class

Class "rCGH-Agilent"
EMnormalize

Genomic Profile Centralization
byGeneTable

Converting a Segmentation Table Into a By-Gene Table
readAffyCytoScan

Affymetrix CytoScanHD "rCGH-cytoScan" Constructor
rCGH-SNP6-class

Class "rCGH-SNP6"
plotDensity

Visualizing the Log2Ratios Density and Centralization Decision
plotLOH

Allelic Differences Visualization
segmentCGH

Genomic Profile Segmentation
setInfo<--methods

Adding Information In An Object Of Class "rCGH"
readAffySNP6

Affymetrix SNP6 "rCGH-SNP6" Constructor
readAgilent

Agilent Dual-Color Hybridization "rCGH-Agilent" Constructor.
recenter<--methods

Recentering a Genomic Profile
readGeneric

Generic rCGH object "rCGH-generic" Constructor