Fig. 5From: Expression of HLA-DR by mesenchymal stromal cells in the platelet lysate era: an obsolete release criterion for MSCs?bFGF levels in platelet lysates and “MSC-qualified” FBS. This figure presents bFGF levels in 35 different batches of PLs and 6 batches of FBS. The results are presented as the mean ± SD of duplicate measurementsBack to article page