Tuesday, March 17, 2020
Coronavirus vaccine trial administers first dose to participant
(CNN)A novel coronavirus vaccine trial in the US has now given a dose to its first participant, the National Institute of Allergy and Infectious Diseases announced Monday.
The study aims to enroll a total of 45 healthy adults over a six-week time frame. Each participant will receive two injections about a month apart in varying doses.
There is currently no vaccine for coronavirus, which has spread to 4,477 reported cases across 49 states, Puerto Rico, the US Virgin Islands and the District of Columbia. At least 87 people have died.
The study, which is a Phase I trial, is meant to establish that the vaccine is safe and induces a desired response from participants' immune systems. Proving that the vaccine is effective in preventing Covid-19 infection, however, will require follow-up studies involving many more participants, which will take many more months, experts say. Read more >>