(COL6A1), fibronectin (FN1), Laminin beta-1 (LAMβ1), secreted protein acidic and rich in cysteine (SPARC), and insulin-like growth factor-binding protein 7 (IGFBP7), were high in 2D and Hystem samples and low in the 0.3% PGmatrix sample (Figure 4A), while immune-response-related ...