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[–]mahavishnunj 1 insightful - 1 fun1 insightful - 0 fun2 insightful - 1 fun -  (0 children)

"... or of a portion of the pathogen's structure that upon administration to an individual stimulates antibody production or cellular immunity against the pathogen but is incapable of causing severe infection"

"... or of a portion of the pathogen's structure that upon administration to an individual stimulates antibody production or cellular immunity against the pathogen but is incapable of causing severe infection"

can you actually read/comprehend the bullshit you post?