[Development of the simple method for measurement the content of Cry j 1 in the air by latex agglutination test].

Background: In order to develop an easy method for measure the airborne C. japonica pollen allergen (Cry j 1) without any utensils or a special apparatus, we examined latex agglutination test for the purpose.

Methods: The latex beads were reacted with the anti-Cry j 1 polyclonal antibody, and the beads were blocked with bovine serum albumin (sensitized beads).