Table I. Eighteen corresponding cancer and normal tissues in HPA.

Differential expression in cancer was measured by comparing the expression in the cancers with the corresponding normal tissues in the HPA database. Some of the tissues may have been renamed in the current on-line HPA database.

Cancer type	Normal tissue counterpart
Breast cancer	Breast
Cervical cancer	Cervix uterine
Colorectal cancer	Colon and rectum
Endometrial cancer	Endometrium
Head and neck cancer	Oral mucosa and salivary gland
Liver cancer	Liver
Lung cancer	Lung and bronchus
Stomach cancer	Stomach
Malignant glioma	Hippocampus and cerebral cortex (non-neuronal cells)
Malignant lymphoma	Lymph node and spleen
Malignant melanoma	Skin
Ovarian cancer	Ovary
Pancreatic cancer	Pancreas
Prostate cancer	Prostate
Skin cancer	Skin
Testis cancer	Testis
Thyroid cancer	Thyroid gland
Urothelial cancer	Urinary bladder