IUPAC definition : A low-molecular weight molecule which contains an antigenic determinant but which
is not itself antigenic unless complexed with an antigenic carrier. Examples of haptens
are dinitrophenols, phosphorylcholine and dextran.;
A low-molecular weight molecule which contains an antigenic determinant but which
is not itself antigenic unless complexed with an antigenic carrier. Examples of haptens
are dinitrophenols, phosphorylcholine and dextran.