Immune Response- Meagan Mulvany By meaganmulvany Period: Feb 10, 2002 to Feb 11, 2019 Immune Response- Meagan Mulvany Antibody forms and attaches itself to cells. Period: Feb 10, 2002 to Feb 10, 2019 Immune Response- Meagan Mulvany Allergen enters body Period: Feb 10, 2002 to Feb 12, 2019 Immune Response- Meagan Mulvany Body sends signals out for large amounts of histamine Period: Feb 10, 2002 to Feb 13, 2019 Immune Response- Meagan Mulvany Irritation and swelling in the body occur