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. 2022 Jul 13;10(7):1120. doi: 10.3390/vaccines10071120

Figure 11.

Figure 11

(a) Components of adjuvant system AS03 (assembled from squalene, polysorbate 80 and α-tocopherola [a type of vitamin E]). (b) MPL structure of adjuvant system AS04 as a TLR4 agonist which is mixed with alum.