Haptens are non immunogenic but antigenic in itz neive form.... They can be immunogenic when a carrier called adjuvant is covalently attached... We can say.... All pathogens are antigens, but all antigens are not immunogenic.... Or All immunogens are antigens, but all antigens are not immunogens...
It's telling in an antibody then haptens bounded with antibody Thus it is immunogenic and antigenic both. Alone hapten not antigenic and not immunogenic
