![Antibody–nanobody combination increases their neutralizing activity against SARS-CoV-2 and nanobody H11-H4 is effective against Alpha, Kappa and Delta variants | Scientific Reports Antibody–nanobody combination increases their neutralizing activity against SARS-CoV-2 and nanobody H11-H4 is effective against Alpha, Kappa and Delta variants | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-022-14263-1/MediaObjects/41598_2022_14263_Fig1_HTML.png)
Antibody–nanobody combination increases their neutralizing activity against SARS-CoV-2 and nanobody H11-H4 is effective against Alpha, Kappa and Delta variants | Scientific Reports
![Structural and biochemical rationale for enhanced spike protein fitness in delta and kappa SARS-CoV-2 variants | Nature Communications Structural and biochemical rationale for enhanced spike protein fitness in delta and kappa SARS-CoV-2 variants | Nature Communications](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41467-022-28324-6/MediaObjects/41467_2022_28324_Fig1_HTML.png)
Structural and biochemical rationale for enhanced spike protein fitness in delta and kappa SARS-CoV-2 variants | Nature Communications
![Cross-neutralization of SARS-CoV-2 Kappa and Delta variants by inactivated vaccine-elicited serum and monoclonal antibodies | Cell Discovery Cross-neutralization of SARS-CoV-2 Kappa and Delta variants by inactivated vaccine-elicited serum and monoclonal antibodies | Cell Discovery](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41421-021-00347-1/MediaObjects/41421_2021_347_Fig1_HTML.png)
Cross-neutralization of SARS-CoV-2 Kappa and Delta variants by inactivated vaccine-elicited serum and monoclonal antibodies | Cell Discovery
![Explained: Why WHO named Covid-19 variants first found in India as 'Kappa' and 'Delta' | India News - Times of India Explained: Why WHO named Covid-19 variants first found in India as 'Kappa' and 'Delta' | India News - Times of India](https://static.toiimg.com/photo/msid-83139644/83139644.jpg)