Fig 1. Kallikrein generation in normal pooled plasma by synthetic and purified OSCSs, native chondroitin sulfate, dextran sulfate and unfractionated heparin.

Error bars = standard deviations (SD), n = 6, note lines for native CS, unfractionated heparin and plasma alone are overlapping. Inset chart shows line (….) indicating Δ0.2 OD above baseline used to select concentration of samples for the bradykinin assay.