[BioC] how to convert gene identifier to symbol?

[John Zhang]

> 
> I am using library hgu95av2 to generate a list of pathways
> >xx <- as.list(hgu95av2PATH2PROBE)
> However the results are gene identifiers. 
> 
> > xx[2]
> $`00642`
>  [1] "38377_at"   "840_at"     "31873_at"   "40782_at"   "35004_at"  
>  [6] "35203_at"   "39238_at"   "39691_at"   "39813_s_at" "39814_s_at"
> [11] "39103_s_at" "39104_at"  
> 
> How can I convert these identifiers to gene symbols?


You may just take one of the probe ids (e.g. 38377_at) under a given gene id and 
do:

>get("38377_at", hgu95av2SYMBOL)
[1]"MYST3"

> 
> Thanks in advance.
> 
> Cathy
>       
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Jianhua Zhang
Department of Medical Oncology
Dana-Farber Cancer Institute
44 Binney Street
Boston, MA 02115-6084