definiens: means any prophylactic and/or therapeutic Vaccine product for the sole purpose of elicitingan immune response to one or more antigens directed to any indication listed on Exhibit B attached hereto and incorporatedherein, solely or in combination with other indications listed on Exhibit C and D attached hereto, formulated and delivered incombination with QS-21 with or without other adjuvants . For the sake of clarity, Co - exclusive Vaccines shall specificallyexclude any and all ( i ) formulations of QS-21 with [ * * ] or with [ * * ] ( provided however that said exclusion shall not [ * * ] from [ * * ] or [ * * ] with [ * * ] and/or [ * * ] by [COMPANY] ), and/or ( ii ) uses of QS-21 without an antigen, including without limitation, combinations where antigens are not present