Mic. Malucelli et al., EVALUATION OF THE POLAROGRAPHIC TECHNIQUE FOR ASSAY OF THE VIABILITY OF FREEZE-DRIED BCG VACCINE .1. THE POLAROGRAPHIC TECHNIQUE, Vaccine, 13(3), 1995, pp. 268-272
In this paper, a new assay based on oxygen uptake assessed by polarogr
aphy was evaluated with the aim of establishing the viability of freez
e-dried BCG vaccine. An oxygen electrode possessing a temperature sens
or was designed for this purpose. The polarographic method used had se
veral advantages, particularly its rapidity and use of small amounts o
f biological material. These advantages are ideal for quality control
of BCG vaccine.