%0 Journal Article %T Cobalt Oxide Nanoparticles/Graphene/Ionic Liquid Crystal Modified Carbon Paste Electrochemical Sensor for Ultra-sensitive Determination of a Narcotic Drug %A Ahmed Galal %A Ekram Hamdy El-Ads %A Nada Farouk Atta %A Samar Hamed Hassan %J Archive of "Advanced Pharmaceutical Bulletin". %D 2019 %R 10.15171/apb.2019.014 %X Purpose: Drug-abuse, namely morphine (MO) affects the metabolism of neurotransmitters such as dopamine (DA). Therefore, it is crucial to devise a sensitive sensing technique to simultaneously determine both compounds in real samples %K Morphine %K Dopamine %K Cobalt oxide nanoparticles %K Graphene %K Ionic liquid crystal %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6468225/