Active immunity is not acquired by which of the following ?
- Immunoglobulins - provide passive immunity Active immunity: - Protective response mounted by a person's own immune system after clinical / subclinical infection / vaccination. - Comprises humoral / cellular immune responses Passive immunity: - Ready-made protection against disease provided by introduction of preformed animal/ human antibodies into the human body Passage of IgG from mother to fetus through placenta Transmission of secretory IgA in breast milk Administration of Antisera
Infection
Vaccination
Immunoglobulin transfer
Subclinical infection
Introduction