Fibronectin is frequently absent in malignant fibroblast cells. One of the major functions of fibronectin is which one of the following?
A.
To inhibit the action of MMPs
B.
To coordinate collagen deposition within the ECM
C.
To fix the position of cells within the ECM
D.
To regulate GAG production
E.
To extend GAG chains using nucleotide sugars