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Deregulation of the receptor tyrosine kinase c-Met has been implicated in several human cancers and is considered as an attractive target for small molecule drug discovery. In this study, a series of indazoles were designed, synthesized and evaluated as novel c-Met inhibitors. The results showed that the majority of the compounds exhibited significant inhibition on c-Met and compound 4d showed highest activity against c-Met with IC50 value of 0.17 μM in TR-FRET-based assay and IC50 value of 5.45 μM in cell-based assay as compared to other tested compounds. Molecular docking experiments verified the results and explained the molecular mechanism of pretty activities to c-Met.
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http://dx.doi.org/10.1016/j.ejmech.2013.04.004 | DOI Listing |
CEN Case Rep
September 2025
Department of Urology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259-1193, Japan.
Collecting duct carcinoma (CDC) is a rare subtype of renal cell carcinoma with a poor prognosis. Moreover, despite various chemotherapeutic strategies and administration of several tyrosine kinase inhibitors for metastatic CDC, the outcomes remain unfavorable, with no established treatment. Herein, we report the cases of two patients with CDC who exhibited a good response to nivolumab and cabozantinib combination therapy.
View Article and Find Full Text PDFPLoS One
September 2025
Department of Biomedicine, Health and Life Convergence Sciences, BK21 Four, College of Pharmacy, Mokpo National University, Muan, Republic of Korea.
Non-small cell lung cancer (NSCLC) is one of the leading causes of cancer-related deaths, remaining a significant challenge in terms of early detection, effective treatment, and improving patient survival rates. In this study, we investigated the anticancer mechanism of rubiarbonol B (Ru-B) and its derivative 3-O-acetylrubiarbonol B (ARu-B), a pentacyclic terpenoid in gefitinib (GEF)-sensitive and -resistant NSCLC HCC827 cells. Concentration- and time-dependent cytotoxicity was observed for both Ru-B and ARu-B.
View Article and Find Full Text PDFBioorg Chem
September 2025
Department of Medicinal Chemistry, School of Pharmacy, Mashhad University of Medical Sciences, Mashhad, Iran; Biotechnology Research Center, Pharmaceutical Technology Institute, Mashhad University of Medical Sciences, Mashhad, Iran. Electronic address:
Multi-targeted agents can sequentially act on two or more targets, leading to synergistic and more effective therapeutic effects against several complicated disorders, containing cancer, even with relatively modest action. The TRKs (tropomyosin receptor kinases) are confirmed as promising targets in anti-tumor drug discovery. Over the past 20 years, many small molecules TRK inhibitors have been identified, that some of them are being investigated in various clinical phases.
View Article and Find Full Text PDFBioconjug Chem
September 2025
Lobachevsky State University of Nizhny Novgorod, Gagarina av. 23, Nizhny Novgorod 603950, Russian Federation.
Latest studies highlight boron-dipyrromethene (BODIPY) with a -methyl moiety as a promising photoremovable protecting group due to its activation within the phototherapeutic window. While BODIPYs inherently generate ROS and act as photosensitizers, few studies have explored combining their photouncaging capability with photodynamic therapy (PDT). Herein, we developed novel -methyl-BODIPY conjugates of the DNA alkylator Boc--CBI and the multikinase inhibitor cabozantinib derivative activated by green or red light.
View Article and Find Full Text PDFBiomolecules
August 2025
School of Pharmacy, Hebei University of Chinese Medicine, Shijiazhuang 050200, China.
This study reports the rational design and systematic evaluation of a novel series of 2-substituted aniline pyrimidine derivatives as dual Mer/c-Met inhibitors. Among the synthesized compounds, 17c demonstrated potent dual kinase inhibition, with IC values of 6.4 ± 1.
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