
Availability will vary by state, and a pharmacy professor says cost barriers can keep families from getting vaccinated.
A decades-long research effort in mRNA-produced licensed vaccines targets influenza, respiratory syncytial virus, cytomegalovirus, HIV, and cancer.
Messenger RNA (mRNA) vaccine technology, first proposed in the early 1970s and confirmed in the laboratory only in the late 1990s, remained a largely experimental concept for 2 more decades.1






