<prompt> Trivalent oral polio vaccine contains, type 3 virus-100,000 TCID 50200,000 TCID 50300,000 TCID 50400,000 TCID 50  <response>: .oral polio vaccine contains live attenuated virustype1,2,3 grown in monkey kidney cell cuture or human diploid cell culture.its given as a trivalent vaccine containing 300000 TCID 50 of type 1, 100000 TCID 50 of type 2 300000 TCID 50 of type 3 virus per dose. ref:park;s textbook,22 nd ed,pg 187 