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PI-sRI

Vaxjo ID 185       
Vaccine Adjuvant Name PI-sRI       
Alternative Names RIBI synthetic       
Adjuvant VO ID VO_0005776
Description combination adjuvant that is TLR4, NOD1 agonist that induces mixed Th1/Th2 response; designed as an alternative to no longer commercially available RIBI adjuvant       
Stage of Development Research       
Location Licensed US (PAI Life sciences Seattle, WA)       
Host Species for Testing Rabbit       
Components monophosphoryl lipid A [MPL], synthetic trehalose dicorynomycolate (TDcM (a low toxicity analogue of TDM that is considered safe for human use), and muramyl dipeptide (MDP)       
Storage 2-8C       
Function innate immune activation       
References
(Carter, 2024): Vaccine Adjuvant Compendium - VAC [https://vac.niaid.nih.gov/view?id=23]
Lukehart et al., 2022: Lukehart SA, Molini B, Gomez A, Godornes C, Hof R, Fernandez MC, Pitner RA, Gray SA, Carter D, Giacani L, Cameron CE. Immunization with a tri-antigen syphilis vaccine significantly attenuates chancre development, reduces bacterial load, and inhibits dissemination of Treponema pallidum. Vaccine. 2022; 40(52); 7676-7692. [PubMed: 36376214].