induces immune profile ISCOMATRIX vaccine adjuvant Samantha G. Sayers ISCOMATRIX® vaccine adjuvant ISCOMATRIX is identical to ISCOMs except that it does not contain antigen. Ref: PMID: 17336431. A particulate antigen delivery system vaccine adjuvant that is a vaccine adjuvant comprising cholesterol, phospholipid and saponin but without antigen. https://violinet.org/vaxjo/vaxjo_detail.php?c_vaxjo_id=87 PMID:19450632 particulate antigen delivery system vaccine adjuvant Th1/Th2 mixed immune profile