B cells, aka B lymphocytes, are white blood cells that are part of your immune system and responsible for making antigen-specific immunoglobulin (Ig) antibodies, including the IgE type that sometimes attach to harmless proteins.
B cells, aka B lymphocytes, are white blood cells that are part of your immune system and responsible for making antigen-specific immunoglobulin (Ig) antibodies, including the IgE type that sometimes attach to harmless proteins.