I don't see a link to a probe file there. Simens Zhong wrote: > The data link is as follows, > > http://www.ebi.ac.uk/microarray-as/aer/jsp/ae-view- experiment.jsp?accnum=E-TABM-158 > > The Pubmed ID of this study is 17157792. > > Thanks, > > SZ > > >> Hi Simens, >> >> As far as I know, there isn't a probe file available for this particular >> chip. If you can tell me where I can download one, I am happy to make a >> probe package and then we will make it available via biocLite(). >> >> Best, >> >> Jim >> >> >> >> Simens Zhong wrote: >>> Hi, all, >>> >>> >>> I got problems when normalizing HT-HG_U133A Early Access Array. What I >>> did >>> is as follows, >>> >>> library(u133aaofav2cdf) >>> library(affy) >>> library(gcrma) >>> >>> Data <- ReadAffy() >>> tmp <- gcrma(Data) >>> Adjusting for optical >>> effect.................................................... >>> .................................................................. ............Do >>> ne. >>> Computing affinities[1] "Checking to see if your internet connection >>> works..." >>> [1] "Environment u133aaofav2probe was not found in the Bioconductor >>> repository." >>> Error in get(x, envir, mode, inherits) : variable "u133aaofav2probe" was >>> not fou >>> nd >>> Execution halted >>> >>> >>> I did find the package "u133aaofav2cdf", but "u133aaofav2probe" seems to >>> me unavailable in bioconductor. has any idea? >>> >>> Thanks. >>> >>> SZ >>> >>> _______________________________________________ >>> Bioconductor mailing list >>> Bioconductor at stat.math.ethz.ch >>> https://stat.ethz.ch/mailman/listinfo/bioconductor >>> Search the archives: >>> http://news.gmane.org/gmane.science.biology.informatics.conductor >> -- >> James W. MacDonald, M.S. >> Biostatistician >> Affymetrix and cDNA Microarray Core >> University of Michigan Cancer Center >> 1500 E. Medical Center Drive >> 7410 CCGC >> Ann Arbor MI 48109 >> 734-647-5623 >> > -- James W. MacDonald, MS Biostatistician UMCCC cDNA and Affymetrix Core University of Michigan 1500 E Medical Center Drive 7410 CCGC Ann Arbor MI 48109 734-647-5623