It is not certain whether bioluminescence is actually of epithelial origin or if it is a bacterial production.

Hürthle cells are hypothesized to be of follicular epithelial origin.

Hepatocyte growth factor is secreted by mesenchymal cells and acts as a multi-functional cytokine on cells of mainly epithelial origin.

Significantly elevated ( 5-fold) levels of OPN transcripts were observed in cells of epithelial origin dissected from primary carcinomas and associated metastases over nonmalignant cell sources.

Hu806 targets the overexpressed form of the epidermal growth factor receptor (EGFr) present in 50 percent of all cancers of epithelial origin.

Furthermore, keratin expression is helpful in determining epithelial origin in anaplastic cancers.

Basal cell carcinoma and squamous cell carcinoma are both of epithelial origin.

Adenosis involves abnormal count and density of lobular units, while other lesions appear to stem mainly from ductal epithelial origins.

While still a student, he took part in Karl Thiersch's research that demonstrated the epithelial origin of cancer.

Since these findings, a number of studies identified decreased miR-203 expression in various malignancies, mainly of epithelial origin.