according to the ultrastructural features , 6 types of fibroblasts are distinguished of which two are immature forms ( little-differentiated and young fibroblasts ) and the rest ( collagenoblasts , myofibroblasts , fibroclasts , fibrocytes ) are mature cells with the functional specificity participating in the collagen production , contraction , remodeling , involution and stabilization of the connective tissue , respectively .
C0007589
differentiated
C0007634
cells