Summary of VAC053 and VAC065 clinical trials and the IgG humoral immune response to R21/Matrix-M vaccination
| Trial . | Volunteer . | Lineages (#) . | IGHV3-30/33 (#) . | IGHV3-30/33 relative abundance (%) . | Titer (µg/ml) . |
|---|---|---|---|---|---|
| VAC053 | 14 | 23 | 21 | 90.8 | 64.2 |
| 43 | 16 | 13 | 79.5 | 10.0 | |
| 50 | 33 | 13 | 93.9 | 19.7 | |
| 321 | 23 | 7 | 67.6 | 7.3 | |
| VAC065 | 1010 | 24 | 12 | 45.6 | 63.1 |
| 1024 | 27 | 20 | 94.5 | 53.0 | |
| 1067 | 11 | 6 | 44.9 | 38.6 | |
| 1013 | 5 | 1 | 10.0 | 40.0 | |
| 1015 | 28 | 24 | 97.8 | 43.5 | |
| 1061 | 10 | 7 | 20.7 | 45.6 |
| Trial . | Volunteer . | Lineages (#) . | IGHV3-30/33 (#) . | IGHV3-30/33 relative abundance (%) . | Titer (µg/ml) . |
|---|---|---|---|---|---|
| VAC053 | 14 | 23 | 21 | 90.8 | 64.2 |
| 43 | 16 | 13 | 79.5 | 10.0 | |
| 50 | 33 | 13 | 93.9 | 19.7 | |
| 321 | 23 | 7 | 67.6 | 7.3 | |
| VAC065 | 1010 | 24 | 12 | 45.6 | 63.1 |
| 1024 | 27 | 20 | 94.5 | 53.0 | |
| 1067 | 11 | 6 | 44.9 | 38.6 | |
| 1013 | 5 | 1 | 10.0 | 40.0 | |
| 1015 | 28 | 24 | 97.8 | 43.5 | |
| 1061 | 10 | 7 | 20.7 | 45.6 |
Titers against NANP6 peptide were measured by indirect ELISA at day 63 (VAC053) and day 84 (VAC065).