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. Author manuscript; available in PMC: 2014 Jun 7.
Published in final edited form as: Chem Soc Rev. 2012 Dec 18;42(11):4543–4556. doi: 10.1039/c2cs35422e

Fig. 3.

Fig. 3

Conjugate (semi-synthetic) vaccines are heterogeneous: the same vaccine preparation contains a mixture of molecules (such as molecules A and B) that differ by the number and type of glycans conjugated to the protein. Full synthetic vaccines are chemically homogeneous.