Humoral immunity, 80% COVID-19 antibodies lost 6mths after 2nd Pfizer dose
#1

Is humoral immunity active or passive?

Passive immunity is the transfer of active humoral immunity in the form of ready-made antibodies from one individual to another. Naturally-acquired passive immunity includes antibodies given from the mother to her child during fetal development or through breast milk after birth.


https://sg.yahoo.com/news/study-shows-80...55049.html
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