| 摘要 |
The invention provides two batches of a vaccine, wherein: (a) each of the batches of vaccine comprises: a conjugate of a capsular saccharide from serogroup C of Neisseria meningitidis and one or both of: (i) a conjugate of a capsular saccharide from serogroup W135 of Neisseria meningitidis; and/or (ii) a conjugate of a capsular saccharide from serogroup Y of Neisseria meningitidis; (b) the concentration of conjugated serogroup C saccharide in the first batch is C1; (c) the concentration of conjugated serogroup C saccharide in the second batch is C2; if applicable, (d) the concentration of conjugated serogroup W135 saccharide in the first batch is W1; if applicable, (e) the concentration of conjugated serogroup W135 saccharide in the second batch is W2; if applicable, (f) the concentration of conjugated serogroup Y saccharide in the first batch is Y1; if applicable, (g) the concentration of conjugated serogroup Y saccharide in the second batch is Y2; and wherein (h) the ratios C1/C2, W1/W2 and Y1/Y2 are each between 0.90 and 1.10. |
