Prostaglandin F(2alpha) stimulates motility and invasion in colorectal tumor cells. 2007

David Qualtrough, and Abderrahmane Kaidi, and Simon Chell, and Henry N Jabbour, and Ann C Williams, and Christos Paraskeva
Cancer Research UK Colorectal Tumour Biology Research Group, Department of Cellular and Molecular Medicine, School of Medical Sciences, University of Bristol, Bristol, United Kingdom. david.qualtrough@bristol.ac.uk

Increased expression of cyclooxygenase-2 (COX-2) and subsequent prostaglandin production is an important event in several human malignancies, including colorectal cancer. COX-2 mediated prostanoid synthesis has been shown to play a key role in tumor progression with prostaglandin E(2) (PGE(2)) being shown to promote tumor growth, invasion and angiogenesis. The role of the other prostaglandins produced by COX-2 in tumors remains poorly understood. We have shown that colorectal tumor cells produce prostaglandin F(2alpha) (PGF(2alpha)) and provide evidence that PGF(2alpha) may play an important role in colorectal tumorigenesis. Our data show that PGF(2alpha) is secreted by both colorectal adenoma and carcinoma-derived cell lines at levels in excess of those detected for PGE(2). These cell lines were also found to express the PGF(2alpha) receptor (FP) indicating potential autocrine effects of PGF(2alpha). This finding is further supported by an in vivo immunohistochemical study of FP expression in resected colon tissue. These data show epithelial expression of FP in normal colorectal mucosa and also in colorectal adenomas and carcinomas. We compared the relative abilities of PGF(2alpha) and PGE(2) to induce cell motility in vitro in colorectal tumor cell lines and show the first evidence of prostaglandin-induced cell motility in colorectal adenoma cell lines. PGF(2alpha) induced cell motility with equivalent potency to PGE(2) in all the cell lines tested and was also shown to increase the invasion of carcinoma-derived cells into reconstituted basement membrane. These data show that PGF(2alpha) may play an important role in the malignant progression of colorectal tumors.

UI MeSH Term Description Entries
D007150 Immunohistochemistry Histochemical localization of immunoreactive substances using labeled antibodies as reagents. Immunocytochemistry,Immunogold Techniques,Immunogold-Silver Techniques,Immunohistocytochemistry,Immunolabeling Techniques,Immunogold Technics,Immunogold-Silver Technics,Immunolabeling Technics,Immunogold Silver Technics,Immunogold Silver Techniques,Immunogold Technic,Immunogold Technique,Immunogold-Silver Technic,Immunogold-Silver Technique,Immunolabeling Technic,Immunolabeling Technique,Technic, Immunogold,Technic, Immunogold-Silver,Technic, Immunolabeling,Technics, Immunogold,Technics, Immunogold-Silver,Technics, Immunolabeling,Technique, Immunogold,Technique, Immunogold-Silver,Technique, Immunolabeling,Techniques, Immunogold,Techniques, Immunogold-Silver,Techniques, Immunolabeling
D009361 Neoplasm Invasiveness Ability of neoplasms to infiltrate and actively destroy surrounding tissue. Invasiveness, Neoplasm,Neoplasm Invasion,Invasion, Neoplasm
D002277 Carcinoma A malignant neoplasm made up of epithelial cells tending to infiltrate the surrounding tissues and give rise to metastases. It is a histological type of neoplasm and not a synonym for "cancer." Carcinoma, Anaplastic,Carcinoma, Spindle-Cell,Carcinoma, Undifferentiated,Carcinomatosis,Epithelial Neoplasms, Malignant,Epithelioma,Epithelial Tumors, Malignant,Malignant Epithelial Neoplasms,Neoplasms, Malignant Epithelial,Anaplastic Carcinoma,Anaplastic Carcinomas,Carcinoma, Spindle Cell,Carcinomas,Carcinomatoses,Epithelial Neoplasm, Malignant,Epithelial Tumor, Malignant,Epitheliomas,Malignant Epithelial Neoplasm,Malignant Epithelial Tumor,Malignant Epithelial Tumors,Neoplasm, Malignant Epithelial,Spindle-Cell Carcinoma,Spindle-Cell Carcinomas,Tumor, Malignant Epithelial,Undifferentiated Carcinoma,Undifferentiated Carcinomas
D002465 Cell Movement The movement of cells from one location to another. Distinguish from CYTOKINESIS which is the process of dividing the CYTOPLASM of a cell. Cell Migration,Locomotion, Cell,Migration, Cell,Motility, Cell,Movement, Cell,Cell Locomotion,Cell Motility,Cell Movements,Movements, Cell
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000236 Adenoma A benign epithelial tumor with a glandular organization. Adenoma, Basal Cell,Adenoma, Follicular,Adenoma, Microcystic,Adenoma, Monomorphic,Adenoma, Papillary,Adenoma, Trabecular,Adenomas,Adenomas, Basal Cell,Adenomas, Follicular,Adenomas, Microcystic,Adenomas, Monomorphic,Adenomas, Papillary,Adenomas, Trabecular,Basal Cell Adenoma,Basal Cell Adenomas,Follicular Adenoma,Follicular Adenomas,Microcystic Adenoma,Microcystic Adenomas,Monomorphic Adenoma,Monomorphic Adenomas,Papillary Adenoma,Papillary Adenomas,Trabecular Adenoma,Trabecular Adenomas
D015179 Colorectal Neoplasms Tumors or cancer of the COLON or the RECTUM or both. Risk factors for colorectal cancer include chronic ULCERATIVE COLITIS; FAMILIAL POLYPOSIS COLI; exposure to ASBESTOS; and irradiation of the CERVIX UTERI. Colorectal Cancer,Colorectal Carcinoma,Colorectal Tumors,Neoplasms, Colorectal,Cancer, Colorectal,Cancers, Colorectal,Carcinoma, Colorectal,Carcinomas, Colorectal,Colorectal Cancers,Colorectal Carcinomas,Colorectal Neoplasm,Colorectal Tumor,Neoplasm, Colorectal,Tumor, Colorectal,Tumors, Colorectal
D015232 Dinoprostone The most common and most biologically active of the mammalian prostaglandins. It exhibits most biological activities characteristic of prostaglandins and has been used extensively as an oxytocic agent. The compound also displays a protective effect on the intestinal mucosa. PGE2,PGE2alpha,Prostaglandin E2,Prostaglandin E2alpha,PGE2 alpha,Prepidil Gel,Prostaglandin E2 alpha,Prostenon,E2 alpha, Prostaglandin,E2, Prostaglandin,E2alpha, Prostaglandin,Gel, Prepidil,alpha, PGE2,alpha, Prostaglandin E2
D015237 Dinoprost A naturally occurring prostaglandin that has oxytocic, luteolytic, and abortifacient activities. Due to its vasocontractile properties, the compound has a variety of other biological actions. PGF2,PGF2alpha,Prostaglandin F2,Prostaglandin F2alpha,9alpha,11beta-PGF2,Enzaprost F,Estrofan,PGF2 alpha,Prostaglandin F2 alpha,9alpha,11beta PGF2,F2 alpha, Prostaglandin,F2alpha, Prostaglandin,alpha, PGF2
D045744 Cell Line, Tumor A cell line derived from cultured tumor cells. Tumor Cell Line,Cell Lines, Tumor,Line, Tumor Cell,Lines, Tumor Cell,Tumor Cell Lines

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