Pathogens may be attenuated for use in vaccines by
A) raising the pathogen for several generations in tissue culture cells.
B) treatment with formaldehyde.
C) genetic manipulation.
D) genetic manipulation coupled with treatment with formaldehyde.
E) genetic manipulation and/or raising the pathogen for several generations in tissue culture cells.

Question

Quizplus · Accepted Answer

Attenuation of pathogens for vaccines can be achieved through genetic manipulation and/or by raising the pathogen in tissue culture cells, which can lead to a less virulent form suitable for vaccination.

Pathogens May Be Attenuated for Use in Vaccines by