Eric Walker added A local source of immune cells for the central nervous system to B cells

Eric Walker added Covid-19 patients with cancer, HIV, may play a role in incubating variants - The Washington Post to a number of topics

Eric Walker added Scientists See Signs of Lasting Immunity to Covid-19, Even After Mild Infections - The New York Times to a number of topics

Eric Walker added An Immune Protein Could Prevent Severe COVID-19--if It Is Given at the Right Time - Scientific American to a number of topics

Eric Walker added B cell - Wikipedia to B cells

Eric Walker added Scientists Uncover Biological Signatures of the Worst Covid-19 Cases - The New York Times to a number of topics

Eric Walker added Lymphopenia, B cells and T cells and Lymphocyte - Wikipedia and How a Chemical Weapons Disaster in WWII Led to a U.S. Cover-Up—and a New Cancer Treatment | History | Smithsonian Magazine to Lymphocytes, and added Lymphocytes to White blood cells (WBCs)

Eric Walker added a number of links to B cells, and added B cells to Lymphocytes