Immunol.
a configuration in the upper branches of the Y of an antibody molecule, unique in each antibody type, that binds with the determinant of a specific antigen.
Immunol.
a configuration in the upper branches of the Y of an antibody molecule, unique in each antibody type, that binds with the determinant of a specific antigen.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012