Vaccines Won’t Protect Millions of Patients With Crippled Immune Systems April 15, 2021 Auto Bot antibodies, autoimmune diseases, Coronavirus (2019-nCoV), Immune System, Regeneron Pharmaceuticals Inc, Rituxan, Vaccination and Immunization, your-feed-science 0 Many cannot produce enough infection-fighting cells to fend off the coronavirus. But researchers are testing one therapy that may help: monoclonal antibodies.