diagnostic testing Allergies 1 Article 1 COVID-19 1 Fc receptor 1 IgE 1 adult 1 allergen 1 allergy 1 animal experiment 1 cell assay 1 collaboration 1 controlled study 1 effector cell 1 functional assay 1 hematopoietic stem cell 1 high throughput screening 1 homeobox B8 1 homeobox b8 1 homeodomain protein 1 human 1 human cell 1 human high-affinity IgE receptor 1 immortalized cell line 1 immunoglobulin E receptor 1 immunotherapy 1 immunotherapy monitoring 1 mast cell 1 mast cells 1 mouse 1