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amorphous aluminum hydroxyphosphate sulfate adjuvant

Vaxjo ID 79
Vaccine Adjuvant Name amorphous aluminum hydroxyphosphate sulfate adjuvant
Alternative Names AAHSA, Merck Aluminum Adjuvant
Adjuvant VO ID VO_0001323
Description Merck Aluminum Adjuvant (AAHS) is a proprietary aluminum hydroxyphosphate sulfate formulation that is both physically and functionally distinct from traditional aluminum phosphate and aluminum hydroxide adjuvants. At a macromolecular level, AAHS is structurally related to aluminum phosphate as it forms an amorphous mesh‑like structure. AAHS bears a nearly zero charge at neutral pH (Caulfield et al., 2007).
Stage of Development Licensed
Location Licensed United States
Host Species for Licensed Use 2
Related Vaccine(s)
References
Caulfield et al., 2007: Caulfield MJ, Shi L, Wang S, Wang B, Tobery TW, Mach H, Ahl PL, Cannon JL, Cook JC, Heinrichs JH, Sitrin RD. Effect of alternative aluminum adjuvants on the absorption and immunogenicity of HPV16 L1 VLPs in mice. Human vaccines. 2007; 3(4); 139-145. [PubMed: 17581283].