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Fig. 2 | Allergy, Asthma & Clinical Immunology

Fig. 2

From: Nasal mucosal reactivity assessment via a double-blind placebo-controlled food challenge with cow’s milk allergens

Fig. 2

Nasal mucosal response in the oral food challenge (placebo). axis X-length of time in general, axis Y-optical density measured in OD, ΔE-optical density, T1-the beginning of the reaction (time), T2-time to achieve the highest response in the nasal cavity membrane. a The first assessment–placebo; ΔE = − 0.08 OD, T1 = 321 s (5:21), T2 = 658 s (10:58). b The second assessment–placebo; ΔE = − 0.06 OD, T1 = 3 s (0:03), T2 = 32 s (0:32). c The third assessment–placebo; ΔE = − 0.10 OD, T1 = 1752 s (29:12), T2 = 1787 s (29:47). d The fourth assessment–placebo; ΔE = − 0.08 OD, T1 = 2377 s (39:37), T2 = 2422 s (40:22).

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