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Antibodies are in the blood, not in the saliva, whereas herpes virus is secreted to saliva so you get infected through the contact with mucosa.


Welcome to SE. Edit: The answer is in two parts based on the mechanism of action of the toxin. Courtesy: @David and @jamesqf Immunity The white blood cells in the body are responsible for recognizing self or non-self peptides and form the adaptive compartment of the immune system. The B lymphocytes have a receptor that can bind to various peptides. Upon ...

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