quellung

• Nom désignant le gonflement de la capsule entourant un microorganisme après réaction avec un anticorps, phénomène utilisé dans certains tests d'identification des microorganismes.

A noun referring to the swelling of the capsule surrounding a microorganism after reaction with an antibody, which is the basis for certain tests used to identify microorganisms.

indénombrable

1. Capsular swelling reactionC2formalmedical

   The swelling of the capsule surrounding a microorganism after reaction with a specific antibody, used as a basis for identifying certain bacteria.

   Réaction de gonflement capsulaire

   • The quellung reaction is a key test for identifying pneumococcus.
   • Laboratory technicians observed quellung under the microscope.
   • The quellung test confirmed the presence of Haemophilus influenzae.