WILLIAM KAMANDA
vaccine
Artificial
immunity
1
Artificial immunity is gained
through vaccination, introducing
weakened pathogens to trigger
a protective immune response
without severe illness.
byjus.com
2
vaccine
www.usatoday.com
3
A vaccine, containing weakened or
killed pathogens, induces
immunological memory without
causing severe symptoms in a
healthy individual.
body response
to vaccination
1. Antigen recognition triggers
immune cell activation.
2. B cells produce antibodies.
3. T cells aid immune response.
4. Memory cells form for future
defense.
5. Swift, targeted response upon
re-exposure.
uss.cnn.com
post vaccination
4
The person develops antibodies
and memory cells. These
elements provide a rapid and
targeted immune response upon
encountering the actual
pathogen, enhancing protection
against infection.
www.istockphoto.com
5
Duration
Immunity varies; some last a
lifetime, while others wane,
requiring boosters for sustained
protection or to address emerging
variants.
www.warriortrading.com
Anti vaccine
debate
Controversy stems from safety
worries, distrust, and
misinformation. Scientific
consensus strongly supports
vaccines' safety and
effectiveness, despite individual
experiences and misinformation
fueling hesitancy.
www.istockphoto.com
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