Preparing hapten from doxycycline and bovine serum albumin, used to raise antibodies for detecting the antimalarial doxycycline in serum or urine

摘要

Method for preparing a hapten (I) by Mannich reaction between doxycycline (II) and bovine serum albumen (BSA) comprises (a) dissolving (II) and BSA in presence of formaldehyde at pH 4-5; (b) incubation of the mixture at 25-50[deg]C for at least 12 hours and (c) purification and isolation of the (II)-BSA conjugate formed by passage through a desalting column. ACTIVITY : Antimalarial. MECHANISM OF ACTION : None given.