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Cisplatin lysosomes

WebOct 1, 2024 · Cisplatin, sequestered in the lysosome is freed by the LMP action of CPTNPs, allowing for increased availability of cisplatin and increased cell death. (For … WebWestern blotting showed that cisplatin decreased protein expression of E6 and increased protein expression of p53, p21 and Bax. It had no effect on protein expression of Bcl-2. It is concluded that cisplatin can induce apoptosis in HeLa cells by suppressing HPV E6 and thereby restoring the function of p53. Publication types

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WebSep 25, 2024 · We investigated whether triggering lysosomal membrane permeabilization (LMP) or suppressing autophagy can restore cisplatin susceptibility in lung cancer with acquired chemoresistance. Cisplatin IC 50 in A549Pt (parental) and A549cisR (cisplatin resistant) cells was 13 μM and 47 μM, respectively. WebNCI's Dictionary of Cancer Terms provides easy-to-understand definitions for words and phrases related to cancer and medicine. cecil d. andrus wma https://gcpbiz.com

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WebFeb 1, 2014 · Here we show that a synergistic interaction can be achieved between sunitinib and cisplatin through a mechanism involving both the apoptotic and the autophagic/lysosomal systems. Such drug cooperation results in enhanced growth inhibition and cell death in both MTC cell culture and tumor xenografts. Materials and Methods … WebJun 5, 2024 · Disrupting lysosomes with bafilomycin A1 increased the sensitivity of resistant cells to CDDP (Fig. 2K ). Fig. 2: Therapy-activated TFEB acts as a critical regulator to control lysosomal... WebNov 7, 2024 · Although cisplatin is one of the most common antineoplastic drug, its successful utilisation in cancer treatment is limited by the drug resistance. Multiple … cecil d. andrus park boise

Modulating lysosomal function through lysosome membrane

Category:Lysosomes as mediators of drug resistance in cancer

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Cisplatin lysosomes

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WebJan 1, 2016 · Ctr1 imports platinum-based drugs into the cell. The drug enters the nucleus, induces DNA crosslinking, resulting in DNA damage, cell cycle arrest and apoptosis (a). … WebLysosome Fe 2+ release is responsible for etoposide- and cisplatin-induced stemness of small cell lung cancer cells Iron metabolism has been shown to hand over cancer stem cell, which is regarded as the root of tumor progression, recurrence and chemoresistance.

Cisplatin lysosomes

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WebSep 25, 2024 · We investigated whether triggering lysosomal membrane permeabilization (LMP) or suppressing autophagy can restore cisplatin … WebNov 2, 2024 · Lysosomal exocytosis is a Ca 2+ -dependent process whereby lysosomes fuse with the plasma membrane and release their contents to the extracellular space [ 74]. Interestingly, lysosomal …

WebSep 21, 2015 · Platinum-based cisplatin is a first-line therapeutic agent used in the treatment of multiple cancers, including ovarian cancer. Cisplatin acts by inducing DNA damage, triggering cell cycle arrest, and initiating apoptosis ( 4 ). However, many ovarian cancer patients develop acquired cisplatin resistance, resulting in failure of …

WebBafilomycin A1 increases the sensitivity of tongue squamous cell carcinoma cells to cisplatin by inhibiting the lysosomal uptake of platinum ions but not autophagy. Author links open overlay panel Hong-Ying Chu a b 1, Wei Wang a 1, Xue Chen a, ... Lysosome is a potential target for increasing the cytotoxicity of DDP. WebAug 3, 2024 · The eukaryotic endomembrane system (EMS) is a set of interrelated membrane-bound organelles that include the endoplasmic reticulum (ER), Golgi, lysosome and the plasma membrane, as well as the vesicles trafficking between them. It is responsible for numerous cellular processes, such as endocytosis and exocytosis.

WebJan 28, 2014 · We conclude that TRIM38 negatively regulates TNFα- and IL-1β-induced signaling by mediating lysosome-dependent degradation of TAB2/3, two critical components in TNFα- and IL-1β-induced signaling pathways. Our findings reveal a previously undiscovered mechanism by which cells keep the inflammatory response in …

WebNov 7, 2024 · Cisplatin (cis-diamminedichloroplatinum (II)) is a square-planar geometry platinum coordination compound synthesized for the first time in 1844. Its cytotoxic properties were discovered in the 1970s and since its approval by FDA for cancer therapy in 1978 it has become one of the most commonly used drugs in the treatment of human … butterfly western bootsWebJun 2, 2016 · Cisplatin is a widely prescribed anticancer drug, which triggers cell death by covalent binding to a broad range of biological molecules. Among cisplatin targets, … butterfly westerngurt cooperWebApr 26, 2016 · Doxorubicin blocks autophagic flux in cardiomyocytes by impairing lysosome acidification and lysosomal function. Reducing autophagy initiation protects against doxorubicin cardiotoxicity. Doxorubicin blocks autophagic flux in cardiomyocytes by impairing lysosome acidification and lysosomal function. cecil d andrus white cloud wildernessWebOct 28, 2024 · Annexin A2 (ANXA2) is a phospholipid-binding protein involving in organelle membrane integrity function, suggesting its important role in autophagy and lysosome homeostasis. It implicates ANXA2... cecil davidson sand and gravelWebApr 22, 2003 · We isolated human KB adenocarcinoma cisplatin-resistant (CP-r) cell lines with multidrug-resistance phenotypes because of reduced accumulation of cisplatin and other cytotoxic compounds such as methotrexate and heavy metals. cecil day lewis most famous poemsWebOct 14, 2005 · Lysosomes are an essential part of the vesicular compartment and connect the outside medium with many classes of cellular targets in the cytosol, nucleus, … butterfly wheein lyricsWebThe nanomaterial consists of peptide amphiphiles, which self-assemble into nanoparticles, colocalize with the lysosome, and change conformation to nanofibrils due to lysosomal pH shift, which leads to the disruption of the lysosome, cell death, and cisplatin sensitization. butterfly west hartford