New Johnson Johnson data shows second shot boosts antibodies and protection against COVID-19 – but one dose is still strong against delta variant
- Written by Maureen Ferran, Associate Professor of Biology, Rochester Institute of Technology
Public health officials have been waiting for good data before making any decisions about booster shots for people who received Johnson & Johnson's Janssen COVID-19 vaccine.AP Photo/Mary AltafferOn Sept 22, 2021, Johnson & Johnson released data that answers two questions many people have likely been wondering about its vaccine: How good is...

