In this Letter is described the structure-based design of potent dihydro-pyrazoloquinazolines as PDK1 inhibitors. Starting from low potency HTS hits with the aid of X-ray crystallography and modeling, a medicinal chemistry activity was carried out to improve potency versus PDK1 and selectivity versus CDK2 protein kinase.
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http://dx.doi.org/10.1016/j.bmcl.2010.05.070 | DOI Listing |
J Transl Int Med
December 2024
Department of Respiratory and Critical Care Medicine, The First Hospital of China Medical University, Shenyang 110001, Liaoning Province, China.
Background And Objectives: Histone deacetylase (HDAC) families regulate various physical processes and the development of several diseases. The role of HDACs in asthma development and progression worths further investigation. This study aims to evaluate the effect of HDACs in a mouse model of asthma.
View Article and Find Full Text PDFDrug Deliv
December 2025
Department of Medicine, Faculty of Biomedical and Health Sciences, Universidad Europea de Madrid, Madrid, Spain.
Recent studies on head and neck squamous cell carcinoma (HNSCC) tumorigenesis have revealed several dysregulated molecular pathways. The phosphatidylinositol-3-kinase (PI3K) signaling pathway is frequently activated in HNSCC, making it an attractive target for therapies. PHT-427 is a dual inhibitor of PI3K and the mammalian target of AKT/PDK1.
View Article and Find Full Text PDFNaunyn Schmiedebergs Arch Pharmacol
January 2025
Dr. Babasaheb Ambedkar Technological University, Lonere, Raigad, 402103, India.
Acute lung injury i.e. ALI and its serious form acute respiratory distress syndrome (ARDS) are incurable medical conditions associated with significant global mortality and morbidity.
View Article and Find Full Text PDFEur J Med Res
December 2024
Department of Immunology and Microbiology, College of Life Science and Technology, MOE Key Laboratory of Tumor Molecular Biology, Jinan University, No. 601 Huangpu Avenue West, Tianhe, Guangzhou, 510632, China.
Background: The T790M mutation in the epidermal growth factor receptor (EGFR) gene is the primary cause of resistance to EGFR-tyrosine kinase inhibitor (TKI) therapy in non-small cell lung cancer (NSCLC) patients. Previous research demonstrated that certain traditional Chinese medicine (TCM) monomers exhibit anti-tumor effects against various malignancies. This study aims to investigate the potentials of shikonin screened from a TCM monomer library containing 1060 monomers in killing EGFR-T790M drug-resistant NSCLC cells and elucidate the underlying mechanisms.
View Article and Find Full Text PDFJ Adv Res
December 2024
Department of Breast Surgery, Harbin Medical University Cancer Hospital, Harbin 150040, China; Lead Contact. Electronic address:
Introduction: Altered epigenetic reprogramming enables breast cancer cells to adapt to hypoxic stress. Hypoxic microenvironment can alter immune cell infiltration and function, limiting the effectiveness of immunotherapy.
Objectives: The study aimed to identify how fat mass and obesity-associated protein (FTO) helps breast cancer cells cope with the hypoxic microenvironment and the mechanisms behind breast cancer cell resistance to tumor immunity.
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