Complement receptor 4 Complement receptor 1 Complement receptor 3 Complement receptor of the immunoglobulin family CD93 C3a receptor C5a receptor C5a receptor 2 틀:면역계의 세포 DC-SIGN 탈과립 보체활성화 대체경로 포식작용 Complement receptor 2 옵소닌화 보체 혈소판 적혈구