[BioC] Cannot find MoGene-1.0

Peter Robinson peter.robinson at t-online.de
Sun Mar 1 11:14:50 CET 2009


Hi all,

I am trying to use the affy package to analyze  GeneChip® Mouse Gene 1.0 
ST Array data.  What do I need to do to get the CDF information for this 
chip? I am loading the
mogene10st.db package, but that doesnt seem to be correct.
Thanks a lot, Peter

 > library(affy)
Lade nötiges Paket: Biobase
Lade nötiges Paket: tools

Welcome to Bioconductor

  Vignettes contain introductory material. To view, type
  'openVignette()'. To cite Bioconductor, see
  'citation("Biobase")' and for packages 'citation(pkgname)'.

Lade nötiges Paket: affyio
Lade nötiges Paket: preprocessCore

 > library(mogene10st.db)
Lade nötiges Paket: AnnotationDbi
Lade nötiges Paket: DBI
 > myAffy = ReadAffy(filenames=celfiles)

 > myAffy
AffyBatch object
size of arrays=1050x1050 features (11 kb)
cdf=MoGene-1_0-st-v1 (??? affyids)
number of samples=24
Fehler in getCdfInfo(object) :
  Could not obtain CDF environment, problems encountered:
Specified environment does not contain MoGene-1_0-st-v1
Library - package mogene10stv1cdf not installed
Data for package affy did not contain mogene10stv1cdf
Bioconductor - mogene10stv1cdf not available
Zusätzlich: Warning message:
missing cdf environment! in show(AffyBatch)


 > sessionInfo()
R version 2.8.1 (2008-12-22)
i486-pc-linux-gnu

locale:
LC_CTYPE=de_DE at euro;LC_NUMERIC=C;LC_TIME=de_DE at euro;LC_COLLATE=de_DE at euro;LC_MONETARY=C;LC_MESSAGES=de_DE at euro;LC_PAPER=de_DE at euro;LC_NAME=C;LC_ADDRESS=C;LC_TELEPHONE=C;LC_MEASUREMENT=de_DE at euro;LC_IDENTIFICATION=C

attached base packages:
[1] tools     stats     graphics  grDevices utils     datasets  methods
[8] base

other attached packages:
[1] mogene10st.db_1.0.2  RSQLite_0.6-4        DBI_0.2-4
[4] AnnotationDbi_1.4.3  affy_1.18.2          preprocessCore_1.2.0
[7] affyio_1.8.0         Biobase_2.0.1



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