Reversed cold chain is used for: September 2010
Transpoation of vaccines back from vaccination center to hospital
Transpoation of vaccine from hospital to vaccination center
A system of storing and transpoing samples at recommended temperatures from the point of collection to the laboratory
Transpoing oral polio vaccine only
Ans. C: A system of storing and transpoing samples at recommended temperatures from the point of collection to the laboratory The 'cold chain' is a system of storing and transpoing the vaccines at recommended temperatures from the point of manufacture to the point of use. There is also a concept called 'reverse cold chain', which is a system of storing and transpoing samples at recommended temperatures from the point of collection to the laboratory. The role of the cold chain is to maintain the potency of vaccines.