3-Phosphoinositide-dependent protein kinase-1 (PDK1) has been recognized as a promising anticancer target. Thus, it is interesting to identify new inhibitors of PDK1 for anticancer drug discovery. Through a combined use of virtual screening and wet experimental activity assays, we have identified a new PDK1 inhibitor with IC(50)=~200 nM. The anticancer activities of this compound have been confirmed by the anticancer activity assays using 60 cancer cell lines. The obtained new PDK1 inhibitor and its PDK1-inhibitor binding mode should be valuable in future de novo design of novel, more potent and selective PDK1 inhibitors for future development of anticancer therapeutics.
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http://dx.doi.org/10.1016/j.bmcl.2011.12.121 | DOI Listing |
J Alzheimers Dis
January 2025
Centre for Interdisciplinary Research in Basic Sciences, Jamia Millia Islamia, New Delhi, India.
Background: Extracellular signal-regulated kinase 1 (ERK1) belongs to mitogen-activated protein kinases, which are essential for memory formation, cognitive function, and synaptic plasticity. During Alzheimer's disease (AD), ERK1 phosphorylates tau at 15 phosphorylation sites, leading to the formation of neurofibrillary tangles. The overactivation of ERK1 in microglia promotes the release of pro-inflammatory cytokines, which results in neuroinflammation.
View Article and Find Full Text PDFAm J Pathol
January 2025
Division of Nephrology, Department of Internal Medicine, Washington University School of Medicine, St. Louis, MO, USA; Department of Cell Biology & Physiology, Washington University School of Medicine, St. Louis, MO, USA. Electronic address:
Cellular stress conditions, such as oxidative and endoplasmic reticulum (ER) stresses contribute to development of various kidney diseases. Oxidative stress is prompted by reactive oxygen species (ROS) accumulation and delicately mitigated by glutathione and thioredoxin (Trx) antioxidant systems. Initially identified as a Trx-binding partner, thioredoxin interacting protein (TXNIP) is significantly upregulated and activated by oxidative and ER stresses.
View Article and Find Full Text PDFiScience
January 2025
College of Veterinary Medicine, Institute of Comparative Medicine, Yangzhou University, Yangzhou 225009, Jiangsu Province, P.R. China.
Pyroptosis plays an important role in attracting innate immune cells to eliminate infected niches. Our study focuses on how influenza A virus (IAV) infection triggers pyroptosis in respiratory epithelial cells. Here, we report that IAV infection induces pyroptosis in a human and murine airway epithelial cell line.
View Article and Find Full Text PDFPhytomedicine
January 2025
Department of Integrative Biotechnology, and Biomedical Institute for Convergence at SKKU, Sungkyunkwan University, Suwon 16419, Republic of Korea; Department of Biocosmetics, Sungkyunkwan University, Suwon 16419, Republic of Korea. Electronic address:
Background: Inflammation is the body's innate reaction to foreign pathogens and serves as a self-regulating mechanism. However, the immune system can mistakenly target the body's own tissues, triggering unnecessary inflammation. For millennia, medicinal plants have been employed for the treatment of diseases.
View Article and Find Full Text PDFBMC Cancer
January 2025
Shanxi Key Laboratory of Otorhinolaryngology Head and Neck Cancer, First Hospital of Shanxi Medical University, Taiyuan, 030001, China.
Background: Head and neck squamous cell carcinoma (HNSCC), a highly invasive malignancy with a poor prognosis, is one of the most common cancers globally. Circular RNAs (circRNAs) have become key regulators of human malignancies, but further studies are necessary to fully understand their functions and possible causes in HNSCC.
Methods: CircCCT2 expression levels in HNSCC tissues and cells were measured via qPCR.
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