Table 1 Datasets used in this study
Study | GSE ID | Biological Material (Sample Size) | Data generation platform | Sample collection center | Population |
|---|---|---|---|---|---|
Hu et al. [92] | GSE20347 | Tumor (17) and matched normal (17) esophageal tissue pairs | Affymetrix Human Genome U133A 2.0 Array | Shanxi Cancer Hospital in Taiyuan, Shanxi Province, PR China | Chinese# |
Fujiwara et al. [Unpublished] | GSE23964 | Normal (2) and tumor transfected in series of KYSE cell lines (14) | 3D-Gene Human Oligo chip 25Â k | Â | Unknown |
Chen et al. [93] | GSE70409 | 17 tumor and adjacent normal esophageal tissues | Phalanx Human OneArray | Kaohsiung Medical University Hospital, Taiwan | Taiwanese (inferred) |
Aoyagi et al. [94] | GSE22954 | Tumor (90) and normal (10) esophageal tissues | Affymetrix Human Genome U95A and U133 Arrays | Central Hospital or East Hospital at the National Cancer Center, Chiba, Japan | Japanese (inferred) |
Yan et al. [95] | GSE33426 | Tumor (59) and adjacent normal (12) esophageal tissues. GSE33426 had 18 common samples with GSE29001. They were removed | Affymetrix GeneChip human genome U133A 2.0 array | Shanxi Cancer Hospital and Institute, Taiyuan, Shanxi Province, China | Chinese (Taihang Mountain region)# |
Wang et al. [96] | GSE26886 | Tumor (19) and normal esophageal tissues (9) | Affymetrix Human Genome U133 Plus 2.0 Array | Charité Comprehensive Cancer Center, berlin, Germany | European (inferred) |
Yan et al. [97] | GSE29001 | Tumor (21), normal basal esophageal epithelium (12) and normal differentiated esophageal epithelium (12) | Affymetrix Genechip Human Genome U133A 2.0 Array | Shanxi Cancer Hospital and Institute, Taiyuan, Shanxi Province, China | Chinese# |
Su et al. [37] | GSE23400 | Tumor (53) and adjacent normal esophageal tissues (53) | Affymetrix GeneChip Human Genome U133A 2.0 Array | Shanxi Cancer Hospital in Taiyuan, Shanxi Province, People's Republic of China | Chinese (inferred) |
Lee et al. [98] | GSE17351 | Tumor (5) and adjacent normal esophageal tissues (5) | Affymetrix Genechip U133 plus v2.0 Array | Okayama University Hospital, Kitano Hospital, Japan and the Hospital of the University of Pennsylvania, USA | Unknown/Mixed |
Nicolau-Neto et al. [99] | GSE75241 | Tumor (15) and adjacent normal esophageal tissues (15) | Affymetrix Human Exon 1.0 ST array | Instituto Nacional de Câncer, Rio de Janeiro, Brazil | Brazilian (inferred) |
Yang et al. [100] | GSE44021 | Pairs of tumor (113) and normal (113) esophageal tissues | Affymetrix GeneChip Human Genome U133A 2.0 Arrays | Shanxi Cancer Hospital in Taiyuan, Shanxi Province, PR China | Chinese (inferred) |
Erkizan et al. [101] | GSE77861 | Tumor (7) and adjacent normal esophageal tissues (7) | Affymetrix Human Genome U133 Plus 2.0 Array | Â | African American# |
Tong et al. [102] | GSE32424 * | Tumor (7) and normal (5) esophageal tissues | Illumina Genome Analyzer IIx | Linzhou Cancer Hospital, Henan, China | Chinese (inferred) |
Saito et al. [103] | GSE63941 * | 22 ESCC cell lines and 4 isolated primary human esophageal fibroblasts | Affymetrix GeneChip Human Genome U133A array | Â | Unknown |
Shimokuni et al. [104] | GSE9982 * | 20 KYSE human ESCC cell lines and 2 non-cancerous HEEC-1 esophageal epithelial cell lines | Codelink Uniset Human 20Â K I Bioarray | Â | Unknown |
Zhu et al. [Unpublished] | GSE45168 * | Tumor (5) and adjacent normal (5) esophageal tissues | Agilent-026652 Whole Human Genome Microarray 4 × 44 K v2 |  | Unknown |