... of Immune Based Therapies and VaccinesOpen AccessOriginal researchKinetics and isotype profile of antibody responses in rhesus macaques induced following vaccination with HPV 6, 11, 16 and ... Immunoassay (cLIA). Sera from rhesus macaques immunized with 2 µg each of HPV 6, 11, 16 and 18L1-VLPs formulated with Merck Aluminum Adjuvant (MAA) (-◆-) or 2 µg each of HPV 6, 11, 16 and 18L1-VLPs ... quadrivalent vaccine,composed of HPV 6, 11, 16, and 18 L1 VLPs formulated with MAA. This vaccine has also been shown to be effec-tive in preventing persistent infection and HPV 6, 11, 16 and 18 related...