Fig. 4From: Ex vivo innate responses to particulate matter from livestock farms in asthma patients and healthy individualsEffect of pre-treatment with NAC (N; striped; 10 mM) or SOD combined with catalase (S/C; white; 100 and 50 μg/ml, respectively) on cytokine production induced by BioPM (5 μg/ml) collected from chicken, goat and pig farms without pre-treatment (blue) in PBMCs from healthy volunteers; n = 4. *p < 0.05Back to article page