Allergen-Specific IgG Antibodies Purified from Mite-Allergic Patients Sera Block the IgE Recognition of Dermatophagoides pteronyssinus Antigens: An In Vitro Study

Table 2

Dermatophagoides  pteronyssinus-specific IgE, IgG1, and IgG4 reactivity profile in serum pools of atopic (𝑛=5) and non-atopic (𝑛=5) subjects.

Dpt-specific antibody levels	Groups
	Atopic	Nonatopic
	Dpt-specific serum pool	Nonspecific serum pool
IgE (mean EI ± SD)	4.28 ± 1.73	1.06 ± 0.54
IgG1 (mean EI ± SD)	6.43 ± 2.00	0.85 ± 0.17
IgG4 (mean EI ± SD)	4.51 ± 2.11	0.85 ± 0.19

Dpt: Dermatophagoides pteronyssinus allergen extract; EI: ELISA index; SD: standard deviation.