Table 1.

Summary of VAC053 and VAC065 clinical trials and the IgG humoral immune response to R21/Matrix-M vaccination

TrialVolunteerLineages (#)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 67.6 7.3 
VAC065 1010 24 12 45.6 63.1 
1024 27 20 94.5 53.0 
1067 11 44.9 38.6 
1013 10.0 40.0 
1015 28 24 97.8 43.5 
1061 10 20.7 45.6 
TrialVolunteerLineages (#)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 67.6 7.3 
VAC065 1010 24 12 45.6 63.1 
1024 27 20 94.5 53.0 
1067 11 44.9 38.6 
1013 10.0 40.0 
1015 28 24 97.8 43.5 
1061 10 20.7 45.6 

Titers against NANP6 peptide were measured by indirect ELISA at day 63 (VAC053) and day 84 (VAC065).

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