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Revolutionary Vaccine Breaks Refrigeration Barrier in Africa

For decades, distribution of vaccines in Africa and other warm regions has been hampered by the need to keep the vaccines refrigerated - a major challenge in remote areas without electric power.  But the World Health Organization says a new vaccine aimed at preventing meningitis A can withstand temperatures up to 40 degrees Celsius, and was found to be 100 percent effective during a trial study in Benin.  Researchers said that health workers in Benin have successfully immunized...

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