141256-04-4

141256-04-4 structure
141256-04-4 structure
  • Name: QS-21
  • Chemical Name: 61H83WZX3U
  • CAS Number: 141256-04-4
  • Molecular Formula: C92H148O46
  • Molecular Weight: 1990.13
  • Catalog: Signaling Pathways Immunology/Inflammation NOD-like Receptor (NLR)
  • Create Date: 2018-06-23 04:25:54
  • Modify Date: 2025-08-27 11:02:30
  • QS-21, an immunostimulatory saponin, could be used as a potent vaccine adjuvant. QS-21 stimulates Th2 humoral and Th1 cell-mediated immune responses through action on antigen presenting cells (APCs) and T cells. QS-21 can activate the NLRP3 inflammasome with subsequent release of caspase-1 dependent cytokines, IL-1β and IL-18[1][2][3].

Name 61H83WZX3U
Synonyms 61H83WZX3U
Description QS-21, an immunostimulatory saponin, could be used as a potent vaccine adjuvant. QS-21 stimulates Th2 humoral and Th1 cell-mediated immune responses through action on antigen presenting cells (APCs) and T cells. QS-21 can activate the NLRP3 inflammasome with subsequent release of caspase-1 dependent cytokines, IL-1β and IL-18[1][2][3].
Related Catalog
Target

NLRP3 inflammasome

In Vivo Studies in mouse APCs (DCs and macrophages) identifie QS-21 as an activator of the NLRP3 inflammasome, and cause subsequent release of caspase-1 dependent proinflammatory cytokines I1-1β/I1-18 that can promote Th 17 cell maturation or drive INF-γ-mediated Th1 responses, respectively[3].
References

[1]. Fernández-Tejada A, et al. Development of Improved Vaccine Adjuvants Based on the Saponin Natural Product QS-21 through Chemical Synthesis. Acc Chem Res. 2016;49(9):1741-1756.

[2]. Marty-Roix R, et al. Identification of QS-21 as an Inflammasome-activating Molecular Component of Saponin Adjuvants. J Biol Chem. 2016;291(3):1123-1136

[3]. Lacaille-Dubois MA. Updated insights into the mechanism of action and clinical profile of the immunoadjuvant QS-21: A review. Phytomedicine. 2019;60:152905.

Molecular Formula C92H148O46
Molecular Weight 1990.13
Hazard Codes Xi
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