呢個係basic 既 個人免疫反應
With the presence of helper t call, antigen activates B cell that synthesize lymphoblast , which further divide in memory B cell and plasma call. Plasma cell generates antibody to perform phagocytosis, opsonization and neutralization
你係咪問點解班磚家/醫生成日強調抗體水平高先有用果個巴
我回答既係呢個問題
呢個問題要用人群免疫去睇(非以上個人的b cell activation)
因為 herd immunity threshold (HIT) = 1-(1/R0)
睇#100