Which one of the following can not be used for the preparation of vaccines against plague?
Synthetic capsular polysaccharide material
The correct option is Option C.
Explanation of correct answer:
Recombinant cyclic polysaccharides content is often used to treat respiratory symptoms caused by Streptococcus pneumonia, including influenza.
Explanation of incorrect answer:
Option A:
The vaccine against plague is produced from avirulent microbes and a thermal emulsion of virulent bacteria.
Option B:
Since 1890, killed bacteria have now been utilized used in vaccines, although they are less efficient towards pneumonic plague, thus live vaccine about an evacuated strain has recently been devised.
Option D:
Plague is indeed handled by formalin-inactivated concentrations of pathogenic organisms.
Final Answer: Synthetic capsular polysaccharide material can not be used for the preparation of vaccines against plague.