MMSL 2018, 87(88):128

7-MEOTA-DONEPEZIL HYBRIDS: POTENTIAL CHOLINESTERASE INHIBITORS FOR THE TREATMENT OF ALZHEIMER’S DISEASEMeeting abstracts

Katarina Spilovska1,2,3, Eva Mezeiova1,2,4, Jan Korabecny ORCID...2,4,5, Jana Hroudova1, Vendula Hepnarova ORCID...4,5, Martina Hrabinova4,5, Ondrej Soukup ORCID...2,4,5, Kamil Musilek ORCID...3, Daniel Jun ORCID...5, Kamil Kuca ORCID...3
1 Department of Psychiatry, First Faculty of Medicine, Charles University and General University Hospital in Prague, Czech Republic
2 National Institute of Mental Health, Klecany, Czech Republic
3 University of Hradec Kralove, Faculty of Sciences, Department of Chemistry, Hradec Kralove, Czech Republic
4 Biomedical Research Centre, University Hospital Hradec Kralove, Hradec Kralove, Czech Republic
5 University of Defence, Faculty of Military Health Sciences, Department of Toxicology and Military Pharmacy, Hradec Kralove, Czech Republic

Alzheimerʼs disease (AD) is a devastating neurodegenerative disorder characterized by a severe, progressive loss of memory. Currently, AD therapy is limited on the administration of cholinesterase inhibitors (ChEIs) and the N-methyl-D-aspartate (NMDA) antagonist, memantine. Tacrine as the first registered acetylcholinesterase (AChE, E.C. 3.1.1.7) inhibitor was withdraw due to its adverse effects. 7-Methoxytacrine (7-MEOTA) was prepared as a pharmacologically equal active compound with lower toxicity compared to THA. Donepezil as a highly selective inhibitor for AChE was connected with 7-MEOTA scaffold due to the ability to interact within calatytic anionic site (CAS) as well as peripheral anionic site (PAS) regions of AChE [1]. Recent research has been focused on studying the association between the intracellular amyloid beta (Aβ) cascade and the dysfunction of subcellular organelles, especially mitochondria. Mitochondrial enzyme amyloid beta binding alcohol dehydrogenase (ABAD) might contribute to the neuronal dysfunction associated with AD by interacting with intracellular Aβ [2]. These derivatives embodying 7-MEOTA and donepezil moieties [3] could be effective in the treatment of AD with the respect of their ability to interact with the multiple targets. Within our contribution, synthesis, in vitro biological evaluation including cholinesterase inhibitory activity and effects on mitochondrial function of 7-MEOTA-donepezil series will be reported.

Published: September 2, 2018  Show citation

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Spilovska, K., Mezeiova, E., Korabecny, J., Hroudova, J., Hepnarova, V., Hrabinova, M., ... Kuca, K. (2018). 7-MEOTA-DONEPEZIL HYBRIDS: POTENTIAL CHOLINESTERASE INHIBITORS FOR THE TREATMENT OF ALZHEIMER’S DISEASE. MMSL87(Suppl.1), 128
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