Figure 6From: Glutaraldehyde-Modified Recombinant Fel d 1: A Hypoallergen With Negligible Biological Activity but Retained ImmunogenicityAllergen-specific proliferation of PBMCs. PBMCs from 4 cat-allergic patients were stimulated with dilutions of nFel d 1 (○), rFel d 1(●), and rFel d 1-mod (■). Panels A-D each represent an individual patient.Back to article page