VEGFA and systemic sclerosis: However, increased VEGF-A expression level was found in conditioned media from SSc fibroblasts treated with BM-MSC-CM (852 ± 329 pg/mL) and WJ-MSC-CM (891 ± 189 pg/mL), as compared to untreated cells (409 ± 244 pg/mL) (Figure 8F).