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ASU Electronic Theses and Dissertations

This collection includes most of the ASU Theses and Dissertations from 2011 to present. ASU Theses and Dissertations are available in downloadable PDF format; however, a small percentage of items are under embargo. Information about the dissertations/theses includes degree information, committee members, an abstract, supporting data or media.

In addition to the electronic theses found in the ASU Digital Repository, ASU Theses and Dissertations can be found in the ASU Library Catalog.

Dissertations and Theses granted by Arizona State University are archived and made available through a joint effort of the ASU Graduate College and the ASU Libraries. For more information or questions about this collection contact or visit the Digital Repository ETD Library Guide or contact the ASU Graduate College at

Cocaine abuse affects millions of people with disastrous medical and societal consequences. Despite this, there is still no FDA-approved treatment to decrease the likelihood of relapse in rehabilitated addicts, and acute cocaine toxicity (overdose) is only symptomatically treated. Studies have demonstrated a promising potential treatment option with the help of the human serum enzyme butyrylcholinesterase (BChE), an enzyme capable of breaking down cocaine into biologically inactive side products. This activity of wild-type BChE, however, is relatively low. This prompted the design of variants of BChE which exhibit significantly improved catalytic activity against cocaine. Plants were used as a sustainable, scalable, …

Larrimore, Katherine E., Mor, Tsafrir S, Gaxiola, Roberto, et al.
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