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. 2009 Oct 30;65(Pt 11):1097–1104. doi: 10.1107/S1744309109040287

Table 3. Mitogenic assay of rabbit and human FGF-1 with 3T3 fibroblasts in the presence or absence of 10 U ml−1 heparin.

  EC50 (ng ml−1)  
Protein (−) Heparin (+) Heparin Heparin stimulation
Human FGF-1 58.4 ± 25.4 0.48 ± 0.08 122×
Rabbit FGF-1 654.1 ± 341.6 0.26 ± 0.05 2520×