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Pharmacy and Pharmaceutical Sciences

University of Kentucky

Theses/Dissertations

Enzyme therapy

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Full-Text Articles in Medicine and Health Sciences

Development And Preclinical Evaluation Of Long-Lasting Cocaine Hydrolases For Cocaine Overdose And Cocaine Use Disorder Treatment, Ting Zhang Jan 2018

Development And Preclinical Evaluation Of Long-Lasting Cocaine Hydrolases For Cocaine Overdose And Cocaine Use Disorder Treatment, Ting Zhang

Theses and Dissertations--Pharmacy

Cocaine is a plant-based illicit drug commonly involved in substance use disorder. Although cocaine overdose and cocaine use disorders cause adverse health consequences to individuals and the economic burden on their family and society, there are no FDA (Food and Drug Administration) approved medications for treatment. Recently, it has been recognized that delivery of cocaine hydrolase (CocH) is a promising therapeutic strategy. Human butyrylcholinesterase (hBChE), the primary enzyme involved in cocaine metabolism in human, have advantages over other candidates for the development of CocH. Previous studies in our laboratory have designed and characterized hBChE mutants that have ~4,000-fold improved catalytic …


Development Of Cocaine Hydrolase For Therapeutic Treatment Of Cocaine Abuse, Xiabin Chen Jan 2016

Development Of Cocaine Hydrolase For Therapeutic Treatment Of Cocaine Abuse, Xiabin Chen

Theses and Dissertations--Pharmacy

Cocaine abuse is a world-wide public health and social problem without a U.S. Food and Drug Administration (FDA)-approved medication. An ideal anti-cocaine medication would accelerate cocaine metabolism producing biologically inactive metabolites by administration of an efficient cocaine-specific exogenous enzyme. Recent studies in our lab have led to discovery of the desirable, highly efficient human cocaine hydrolases (hCocHs) that can efficiently detoxify and inactivate cocaine without affecting normal functions of central nervous system (CNS). Preclinical and clinical data have demonstrated that these hCocHs are safe for use in humans and effective for accelerating cocaine metabolism. However, the actual therapeutic use of …


Human Butyrylcholinesterase Mutants For Cocaine Detoxification, Shurong Hou Jan 2014

Human Butyrylcholinesterase Mutants For Cocaine Detoxification, Shurong Hou

Theses and Dissertations--Pharmacy

Cocaine is one of the most reinforcing drugs of abuse and has caused serious medical and social problems. There is no FDA-approved medication specific for cocaine. It is of a high priority to develop an effective therapeutic treatment for cocaine abuse. Human butyrylcholinesterase (BChE) has been recognized as a promising candidate of enzyme therapy to metabolize cocaine into biologically inactive metabolites and prevent it from reaching central nervous system (CNS). However, the catalytic activity of wide-type human BChE against cocaine is not sufficiently high for treatment of cocaine abuse. Dr. Zhan’s lab has successfully designed and discovered a series of …