How to use GEO

Ka-Lok NgDepartment of BioinformaticsAsia UniversityTaiwan

GEO datasets Go to http://www.ncbi.nlm.nih.gov/ Select ‘GEO datasets’ Keyword : Hepatoma cell lines, homo

GSE8351

GSE, GPL, GSM

GSM

GPL

GPL5452 – view full table

67 samples - mainly HCC samples

Sample GSM206985

G000002 0.065540587 G000003 0.053925988 G000004 0.031904168

Search GEO datasets for “GSE3536”

Title : Hepatoma cell lines vs. Universal control 3

GSE3536

GPL2913 – view full table

36 samples

GSM81024 HepG2 vs. Universal control 5

GEO Profiles - http://www.ncbi.nlm.nih.gov/

Step1:選擇 GEO Profiles

Step2:在此鍵入你所想收尋之關鍵字如 :

GATA6 (gene name ) AND "Homo Sapiens" [ORGN] AND GDS596 (Accession )

Search result

可點進去看 tissue分佈

查詢後，有些得出許多結果，依user 所要的資料去選擇，用基因所對應的 NM編號來選。