BCG vaccine nesting birds and rusted electrical conduits. The resulting closure of the plant for over two years resulting in shortages of bladder cancer and tuberculosis vaccines. On October 29, 2014 Health Canada gave the permission for Sanofi to resume production of BCG. The global supply situation was analyzed in 2017 and concluded that the global supply is sufficient to meet forecasted BCG vaccine demand but risks for shortages remain mainly due to supply concentration. A weakened strain of bovine tuberculosis bacillus, "Mycobacterium bovis" is specially subcultured in a culture medium, usually Middlebrook 7H9. Some BCG vaccines are freeze dried and become
Inoculation theory field itself is meant to act to the public, their opinions, and their actions. It is especially useful with an audience who already has an opinion on a brand. Inoculation theory is the perfect way to convince already faithful customers that they are making the right choice in trusting your company and to keep the customer coming back in the future. For example, Apple and their "Get A Mac" campaign. This campaign did a great job of following the inoculation theory in targeting those who already preferred Mac computers. The series of ads pit out in the duration of the