Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds

A new class of 4-aminoquinolines was synthesized and evaluated in vitro for antiplasmodial activity against both the chloroquine-sensitive (3D7) and -resistant (K1 and W2) strains. The most active compounds 3c–3e had acceptable cytotoxicity but showed strong inhibition toward a panel of cytochrome P...

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Main Authors: Tukulula, Matshawandile, Njoroge, Mathew, Abay, Efrem T., Mugumbate, Grace C., Wiesner, Lubbe, Taylor, Dale, Gibhard, Liezl, Norman, Jennifer, Swart, Kenneth J., Gut, Jiri, Rosenthal, Philip J., Barteau, Samuel, Streckfuss, Judith, Kameni-Tcheudji, Jacques, Chibale, Kelly
Format: Article
Language:English
Published: American Chemical Society 2022
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Online Access:https://doi.org/10.1021/ml400311r
http://hdl.handle.net/11408/4922
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author Tukulula, Matshawandile
Njoroge, Mathew
Abay, Efrem T.
Mugumbate, Grace C.
Wiesner, Lubbe
Taylor, Dale
Gibhard, Liezl
Norman, Jennifer
Swart, Kenneth J.
Gut, Jiri
Rosenthal, Philip J.
Barteau, Samuel
Streckfuss, Judith
Kameni-Tcheudji, Jacques
Chibale, Kelly
author_facet Tukulula, Matshawandile
Njoroge, Mathew
Abay, Efrem T.
Mugumbate, Grace C.
Wiesner, Lubbe
Taylor, Dale
Gibhard, Liezl
Norman, Jennifer
Swart, Kenneth J.
Gut, Jiri
Rosenthal, Philip J.
Barteau, Samuel
Streckfuss, Judith
Kameni-Tcheudji, Jacques
Chibale, Kelly
author_sort Tukulula, Matshawandile
collection DSpace
description A new class of 4-aminoquinolines was synthesized and evaluated in vitro for antiplasmodial activity against both the chloroquine-sensitive (3D7) and -resistant (K1 and W2) strains. The most active compounds 3c–3e had acceptable cytotoxicity but showed strong inhibition toward a panel of cytochrome P450 enzymes in vitro. Pharmacokinetic studies on 3d and 3e in mice showed that they had moderate half-life (4–6 h) and low oral bioavailability. The front runner compound 3d exhibited moderate inhibition of the malaria parasite on P. berghei infected mice following oral administration (5 mg/kg), achieving reduction of parasitemia population by 47% on day 7.
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spelling ir-11408-49222022-06-28T12:30:04Z Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds Tukulula, Matshawandile Njoroge, Mathew Abay, Efrem T. Mugumbate, Grace C. Wiesner, Lubbe Taylor, Dale Gibhard, Liezl Norman, Jennifer Swart, Kenneth J. Gut, Jiri Rosenthal, Philip J. Barteau, Samuel Streckfuss, Judith Kameni-Tcheudji, Jacques Chibale, Kelly Aminoquinolines antiplasmodial activity pharmacokinetics Plasma protein binding A new class of 4-aminoquinolines was synthesized and evaluated in vitro for antiplasmodial activity against both the chloroquine-sensitive (3D7) and -resistant (K1 and W2) strains. The most active compounds 3c–3e had acceptable cytotoxicity but showed strong inhibition toward a panel of cytochrome P450 enzymes in vitro. Pharmacokinetic studies on 3d and 3e in mice showed that they had moderate half-life (4–6 h) and low oral bioavailability. The front runner compound 3d exhibited moderate inhibition of the malaria parasite on P. berghei infected mice following oral administration (5 mg/kg), achieving reduction of parasitemia population by 47% on day 7. 2022-06-28T12:30:04Z 2022-06-28T12:30:04Z 2013 Article 1948-5875 https://doi.org/10.1021/ml400311r http://hdl.handle.net/11408/4922 en ACS Medicinal Chemistry Letters;Volume 4, No. 12; pages 1198-1202 open American Chemical Society
spellingShingle Aminoquinolines
antiplasmodial activity
pharmacokinetics
Plasma protein binding
Tukulula, Matshawandile
Njoroge, Mathew
Abay, Efrem T.
Mugumbate, Grace C.
Wiesner, Lubbe
Taylor, Dale
Gibhard, Liezl
Norman, Jennifer
Swart, Kenneth J.
Gut, Jiri
Rosenthal, Philip J.
Barteau, Samuel
Streckfuss, Judith
Kameni-Tcheudji, Jacques
Chibale, Kelly
Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds
title Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds
title_full Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds
title_fullStr Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds
title_full_unstemmed Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds
title_short Synthesis and in Vitro and in Vivo Pharmacological Evaluation of New 4-Aminoquinoline-Based Compounds
title_sort synthesis and in vitro and in vivo pharmacological evaluation of new 4-aminoquinoline-based compounds
topic Aminoquinolines
antiplasmodial activity
pharmacokinetics
Plasma protein binding
url https://doi.org/10.1021/ml400311r
http://hdl.handle.net/11408/4922
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