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  • Title: Heparin induces fibroblast proliferation, cell-matrix interaction and epidermal growth inhibition.
    Author: Imaizumi T, Jean-Louis F, Dubertret ML, Dubertret L.
    Journal: Exp Dermatol; 1996 Apr; 5(2):89-95. PubMed ID: 8734917.
    Abstract:
    We have examined the effect of heparin on fibroblasts cultivated in monolayer or in a 3-dimensional culture system: the so-called collagen lattices. Thereafter, we have investigated the effect of heparin on the kinetics of epidermal growth on the collagen lattices. In monolayer culture, heparin stimulated the fibroblast growth with an optimal response at 0.01 mg/ml. The volume of treated fibroblasts was smaller than that of untreated controls. In the collagen lattices, heparin stimulated the fibroblast growth with an optimal response at 0.1 mg/ml. The volume of treated fibroblasts was greater than that of untreated controls, the opposite to the result observed in monolayer culture. The beginning of the contraction of the collagen lattices was inhibited by heparin. Heparin inhibited epidermal growth on the immersion as well as on the emersion collagen lattices. These effects of heparin should be the consequences of heparin-induced modifications of cell-matrix interactions.
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