Antisera to human IL-4 were raised by repeated immunisations of rabbits with highly purified antigen. Purified IgG prepared by affinity chromatography.
Reconstitute with 0.1 mL distilled water.. Care should be taken during reconstitution as the protein may appear as a film at the bottom of the vial. RayBiotech recommend that the vial is gently mixed after reconstitution. For long term storage the addition of 0.09 % sodium azide is recommended. NB: For functional studies do not add azide.