Where are antibodies produced during vaccination?

We are immune to many diseases due to the presence of leukocytes in the blood. They are able to change their shape and with the help of this capture various viruses and foreign particles. When we are given a vaccine, a certain amount of weakened or dead viruses gets into the body. Leukocytes attack them and easily defeat them. This is how antibodies to viruses are produced. When a strong virus enters the body, the body has antibodies. They know how to destroy a virus and quickly deal with such a threat.