antigenic determinant

• Structure moléculaire spécifique à la surface d'un antigène, reconnue et liée par un anticorps ou un récepteur de cellule T, déclenchant une réponse immunitaire.

A specific molecular structure on the surface of an antigen that is recognized and bound by an antibody or T-cell receptor, triggering an immune response.

1. Immune system targetC2formal

   A specific part of an antigen that is recognized by the immune system, particularly by antibodies or T-cell receptors.

   déterminant antigénique

   • The vaccine targets a specific antigenic determinant on the virus.
   • Researchers identified a new antigenic determinant on the bacterial surface.
   • The immune response is triggered by the antigenic determinant binding to the antibody.