The delivery and storage of vaccines poses a big challenge for public health officials in remote locations and the developing world. Most vaccines are stable below or around room-temperature, but they degrade over time if not refrigerated.
This challenge often leads to wastage and leaves vulnerable patients without the life-saving treatments they need. Estimates suggest that more than 1.5 million children under five die every year from vaccine-preventable diseases, including rotavirus, measles, tetanus, meningococcal disease and whopping cough.
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Nanocoating could enable vaccines to last longer saving millions
