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Title: Benign prostatic hyperplasia and growth factors. Author: Lawson RK. Journal: Urologe A; 1990 Jan; 29(1):5-7. PubMed ID: 1690485. Abstract: A great deal of work has been accomplished in the attempt to determine the cause of benign prostatic hyperplasia (BPH). Early work by morphologists suggests that BPH starts as a stromal disease and that the hyperplastic stroma secretes a substance that stimulates the growth of epithelial cells. The quantitative morphometric data also suggest that BPH is primarily a stromal disease. Experimental embryology data have shown that the basic fibroblast growth factor, bFGF, is involved in early embryogenesis and is the primary inducer of mesodermal tissue. Work in mouse embryos has shown that a powerful inducer for prostatic epithelial growth is elaborated by the urogenital mesenchyme. Both of these findings fit the hypothesis that stromal hyperplasia may be initiated by a growth factor and that a second growth factor stimulates epithelial growth. Work in our laboratory has established that bFGF is the primary growth factor present in human BPH. We have also found that bFGF is synthesized by prostate fibroblasts and bFGF may be in higher concentration in the periurethral tissues of BPH. At this time, no definite link between growth factors and hyperplastic growth of the prostate has been established. However, circumstantial evidence has lead us to formulate several hypothesis regarding the role of growth factors in BPH. Hopefully, these hypothesis will be of some assistance in guiding future work on growth factors and BPH.[Abstract] [Full Text] [Related] [New Search]