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The Search for One Vaccine to Rule Them All
Scientists are working on a ‘universal’ vaccine that could protect against a broad range of coronaviruses
The next pandemic was supposed to be influenza. After all, three flu pandemics occurred in the last century alone — the Spanish flu of 1918, Asian influenza in 1957, and the Hong Kong flu of 1968.
With the 21st century came the H5N1 avian flu. First, poultry and wild birds succumbed to it. By the mid-2000s, dozens of people in Southeast Asia fell ill, and around 60% of those who contracted it died. Governments predicted a pandemic and drew up preparedness plans, but it never arrived. Meanwhile, a different strain of flu was bubbling up halfway around the world.
In April 2009, the H1N1 swine flu began infecting people in Mexico and soon spread to the United States. Later that month, the World Health Organization (WHO) declared the first-ever “public health emergency of international concern.” Swine flu spread around the world quickly, and the WHO officially deemed the situation a pandemic in June.
The perpetual threat of an influenza pandemic led researchers like Matthew Memoli, MD, a virologist at the National Institute of Allergy and Infectious Diseases (NIAID), to pursue the idea of a universal flu vaccine — one that…
