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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: Prog Neuropsychopharmacol Biol Psychiatry. 2013 Jun 2;45:223–229. doi: 10.1016/j.pnpbp.2013.05.012

Fig. 1.

Fig. 1

The structure shows the synthesis of keyhole limpet hemocyanin-6-succinyl morphine (KLH-6-SM). The KLH-6-SM protein conjugate is produced by the reaction between 6-SM and keyhole limpet hemocyanin or bovine serum albumin (BSA) using N-(3-dimethylaminopropyl)-N′-ethylcarbodiimide hydrochloride (EDC) and N-hydroxysulfosuccinimide (sulfoNHS).