
Keywords: تحمل محیطی; Mucosal immunity; peripheral tolerance; complement C3; T lymphocytes; humoral immunity; C3ctrl; C3 knockout mice, saline feeding, ovalbumin immunized; C3OVA; C3 knockout mice, ovalbumin feeding, ovalbumin immunized; FOXP3; Forkhead box P3; HRP; Horseradis