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Full-Text Articles in Enzymes and Coenzymes

Novel 3,6-Disubstituted Pyridazine Derivatives Targeting Jnk1 Pathway: Scaffold Hopping And Hybridization-Based Design, Synthesis, Molecular Modeling, In Vitro And In Vivo Anticancer Evaluation., Mai M. Shaalan, Essam Eldin A. Osman, Yasmeen M. Attia, Olfat A. Hammam, Riham F. George, Bassem H. Naguib Aug 2024

Novel 3,6-Disubstituted Pyridazine Derivatives Targeting Jnk1 Pathway: Scaffold Hopping And Hybridization-Based Design, Synthesis, Molecular Modeling, In Vitro And In Vivo Anticancer Evaluation., Mai M. Shaalan, Essam Eldin A. Osman, Yasmeen M. Attia, Olfat A. Hammam, Riham F. George, Bassem H. Naguib

Pharmacy

A series of novel 3,6-disubstituted pyridazine derivatives was designed, synthesized, and biologically evaluated as preclinical anticancer candidates. Compound 9e exhibited the highest growth inhibition against most of the NCI-60 cancer cell lines. The in vivo anticancer activity of 9e was subsequently investigated at two dose levels using the Ehrlich ascites carcinoma solid tumor animal model where a reduction in the mean tumor volume allied with necrosis induction was reported, without any signs of toxicity in the treated groups. Interestingly, compound 9e was capable of downregulating c-jun N-terminal kinase-1 (JNK1) gene expression and curbing the protein levels of its phosphorylated form, …


Design, Synthesis, And Anti-Mcf-7 Activity Of New Thieno[2,3-D]Pyrimidinone Derivatives As Potential Breast Cancer Treatment, Bassem H. Naguib, Amgad Albohy, Mostafa A. Abdelaziz, Hanan H. Kadry Jan 2024

Design, Synthesis, And Anti-Mcf-7 Activity Of New Thieno[2,3-D]Pyrimidinone Derivatives As Potential Breast Cancer Treatment, Bassem H. Naguib, Amgad Albohy, Mostafa A. Abdelaziz, Hanan H. Kadry

Pharmacy

Breast cancer is one of the top leading causes of death and the most aggressive type of cancer in women. Resistance to chemotherapy is one of the challenges associated with the development of strategies for the treatment of breast cancer. One way to overcome this issue is to design new agents that target breast cancer cell lines such as MCF-7. In this study, a new series of S-alkylated thieno[2,3-d]pyrimidin-4-ones bearing carboxamide or ketonic scaffolds was synthesized and screened for their cytotoxicity against MCF-7 breast cell lines. Among synthesized candidates, 6d exhibited more potent cytotoxicity against MCF-7 cell lines with IC50 …


Marine-Based Candidates As Potential Rsk1 Inhibitors: A Computational Study, Amgad Albohy, Mousa Altarabeen, Peter Proksch, Qosay Al-Balas, Werner Ernst Georg Müller Jan 2023

Marine-Based Candidates As Potential Rsk1 Inhibitors: A Computational Study, Amgad Albohy, Mousa Altarabeen, Peter Proksch, Qosay Al-Balas, Werner Ernst Georg Müller

Pharmacy

Manzamines are chemically related compounds extracted from the methanolic extract of Acanthostrongylophora ingens species. Seven compounds were identified by our research group and are being characterized. As their biological target is unknown, this work is based on previous screening work performed by Mayer et al., who revealed that manzamine A could be an inhibitor of RSK1 kinase. Within this work, the RSK1 N-terminal kinase domain is exploited as a target for our work and the seven compounds are docked using Autodock Vina software. The results show that one of the most active compounds, Manzamine A N-oxide (5), with an IC50 …