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What is Which of the following is a live attenuated vaccine? and explain in detail?
Recombinant Hepatitis B vaccine is a subunit type which is a highly purified vaccine by recombinant DNA technology . Tetanus toxoid is a modified bacterial toxoid. Inactivated polio vaccine or salk vaccine is a suspension of formaldehyde killed poliovirus grown in monkey kidney,human diploid or vero cell culture . Reference : Harrison20th edition pg 1078