![Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19 Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19](https://www.frontiersin.org/files/Articles/899617/fimmu-13-899617-HTML-r1/image_m/fimmu-13-899617-g004.jpg)
Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19
![Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19 Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19](https://www.frontiersin.org/files/Articles/899617/fimmu-13-899617-HTML-r1/image_m/fimmu-13-899617-g006.jpg)
Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19
![Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19 Frontiers | Egg-Derived Anti-SARS-CoV-2 Immunoglobulin Y (IgY) With Broad Variant Activity as Intranasal Prophylaxis Against COVID-19](https://www.frontiersin.org/files/Articles/899617/fimmu-13-899617-HTML-r1/image_m/fimmu-13-899617-g002.jpg)