Induction of fibroblast chemotaxis by fibronectin. Localization of the chemotactic region to a 140,000-molecular weight non-gelatin-binding fragment.

AE Postlethwaite, J Keski-Oja, G Balian… - The Journal of …, 1981 - rupress.org
AE Postlethwaite, J Keski-Oja, G Balian, AH Kang
The Journal of experimental medicine, 1981rupress.org
Plasma and cell-derived fibronectin are potent chemoattractants for human dermal
fibroblasts in vitro. The chemotactic property of fibronectin resides in a major 140,000-mol wt
non-gelatin-binding fragment of the native molecule. Human monocytes and neutrophils do
not recognize fibronectin as a chemotactic stimulus. These findings suggest that fibronectin
and perhaps certain fragments of fibronectin may function in vivo as a specific
chemoattractant for fibroblasts and could, therefore, induce directional migration of …
Plasma and cell-derived fibronectin are potent chemoattractants for human dermal fibroblasts in vitro. The chemotactic property of fibronectin resides in a major 140,000-mol wt non-gelatin-binding fragment of the native molecule. Human monocytes and neutrophils do not recognize fibronectin as a chemotactic stimulus. These findings suggest that fibronectin and perhaps certain fragments of fibronectin may function in vivo as a specific chemoattractant for fibroblasts and could, therefore, induce directional migration of fibroblasts to sites of tissue injury, remodeling or morphogenesis.
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