Cisplatin hydrolysis

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August undefined, 2024

WebA stable, microcrystalline form of cisplatin, a process for its preparation, and stable, sterile dry-mix formulations thereof which are more rapidly reconstituted with sterile water to produce solutions suitable for intravenous administration to man than are similar formulations containing "regular" cisplatin. The microcrystalline cisplatin and dry-mix … WebSep 21, 2010 · Cisplatin, or cis-[Pt(NH(3))(2)Cl(2)], was the first member of a new revolutionary class of anticancer drugs that is still used today for the treatment of …

Computational consideration of cisplatin hydrolysis and acid ...

WebHydrolysis of cisplatin Working species • synthesis • reactivity Anticancer metal complexes cisplatin(顺铂) From by chance to structure based exploration Discoverer of Anticancer Activity of Cisplatin • drug concentration and accumulation • effects on cell life • cell resistance • toxicity • cancer spectrum Cell responds to ... WebCisplatin undergoes hydrolysis in water. The chloride concentration is an important factor in determining the hydrolysis or aquation of cisplatin. The high chloride concentration ( ∼ 103 mM) of blood plasma prevents the hydrolysis of cisplatin. northestar salon

Chemical basis for the detoxification of cisplatin-derived hydrolysis ...

WebCisplatin, or cis-[Pt(NH3)2Cl2], was the first member of a new revolutionary class of anticancer drugs that is still used today for the … WebKinetics of the adduct formation of cisplatin and its hydrolysis products with 5′-GMP was investigated using capillary electrophoresis (CE) under ‘simulated physiological conditions’. Therefore, chloride ion and phosphate concentration as well as the pH were chosen comparable to intracellular conditions. WebDec 19, 2024 · The hydrolysis rate of cisplatin and transplatin affects their reactivity with biomolecules. ... USA). The antioxidant 2-mercaptoethanol was purchased from Wako Pure Chemical Industries (Osaka, Japan). Cisplatin was synthesized according to a previous report . Transplatin was purchased from Sigma Aldrich (Saint Louis, MO, USA). Other … northesttoday

Effects of External Electric Field on the Hydrolysis of …

Kinetics of binding properties of 5′-GMP with cisplatin under …

WebSep 21, 2010 · Cisplatin, or cis- [Pt (NH (3)) (2)Cl (2)], was the first member of a new revolutionary class of anticancer drugs that is still used today for the treatment of a wide variety of cancers. The mode... WebInside the cell, the neutral cisplatin molecule undergoes hydrolysis, in which a chlorine ligand is replaced by a molecule of water, generating a positively charged species, as shown below and in Figure 1. Hydrolysis occurs inside the cell due to a much lower … how to save a preset in lightroomWebChemical basis for the detoxification of cisplatin-derived hydrolysis products by sodium thiosulfate Cisplatin remains the most widely used platinum-based anti-cancer drug and is included on the World Health Organization's list of essential medicines. north essex teacher training nett

"WebJul 1, 1985 · For animals pretreated with NaCl (25 mmoles/kg) or water p.o. the urinary excretion of total platinum, cisplatin and six of the seven metabolites separated by hplc was not significantly different between the two treatments during the 0-5-hr period post dosing. " - Cisplatin hydrolysis

Cisplatin hydrolysis

Hydrolysis of chlorido complexes of d8 metals: Old

WebJan 16, 2024 · The key difference between cisplatin and transplatin is that cisplatin produces much more DNA abduct than transplatin. Cisplatin and transplatin are struct ... The compound slowly undergoes hydrolysis in an aqueous solution, giving a mixture of an aqua complex and some other trans compounds. Moreover, the oxidation addition of … WebThe cisplatin hydrolysis products are more toxic than the parent drug itself. Sodium thiosulfate was successfully used to reduce toxic side effects of cisplatin hydrolysis products [7]. Because of the severe side effects, cisplatin is administrated in small doses at low concentrations. For these reasons,

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WebSep 24, 2024 · Cisplatin’s mechanism of action is initiated by the activation of the complex in the intracellular medium by the hydrolysis of chloride molecules. The cisplatin molecule hydrolyzes in the cytoplasm, and acts as a potent electrophilic agent, reacting with nucleic acids and sulfhydryl groups of proteins [ 14 , 15 ].

WebCisplatin, cis - [PtCl 2 (NH 3) 2 ], is extensively used for the treatment of testicular and ovarian cancers and increasingly against other types of solid tumors (head/neck, lung, cervical, and bladder) ( 1 , 2 , 3 , 4 ). The cytotoxic effect of cisplatin is thought to be due to attack on DNA bases and induction of apoptosis in cancer cells ( 5 , 6 WebRusso and co-authors compared the energy barriers of AP-1′s and cisplatin’s hydrolysis processes and found that the hydrolysis of AP-1 is more favorable . Depending on the basis set used for DFT calculations, the activation barriers for hydrolysis of cisplatin are in the 25 kcal/mol–30 kcal/mol range [51,57]. The higher cytotoxic ...

WebFeb 28, 2024 · One of the main problems in chemotherapy using platinum drugs as anticancer agents is the resistance phenomenon. Synthesizing and evaluating valid alternative compounds is challenging. This review focuses on the last two years of progress in the studies of platinum (II)- and platinum (IV)-based anticancer complexes. In … WebMar 24, 2003 · Cisplatin is administered to patients i.v. The physiological chloride concentration in blood and extracellular body fluids is 100 mM, which is high enough to …

WebIn water, the antineoplastic drug cisplatin, cis- [PtCl2 (NH3)2] (1) hydrolyses slowly to the aqua complexes cis- [Pt (NH3)2Cl (H2O)]+ (2) and, to a small extent, cis- [Pt (NH3)2 …

WebMar 9, 2024 · Since the hydrolysis process of cisplatin is very slow compared to auranofin (minimum 48 h to reach a reaction efficiency of up to 50% [37,38], while for auranofin the reaction can be completed... northestar reviewsWebDec 15, 2015 · f-MWCNT-2 contains ester linkage, which has also been commonly used to facilitate controlled release of drug molecules from nanocarriers or prodrugs upon hydrolysis. 41 On the other hand, disulfide bond containing linkers were also included to attach AuNPs on MWCNTs open-tips. Disulfide linkage is widely known to be sensitive to … northestar.comWebJan 11, 2024 · Cisplatin is a squared planar platinum (II) complex composed by a central metal atom coordinated with two chlorides and two ammonia molecules in a cis configuration (Figure 2 ). Even though the … northe star health and wellnessWebMay 1, 2024 · Abstract. The discovery of the antitumor activity of cisplatin in 1969 has accelerated research in platinum chemistry. In particular, cisplatin hydrolysis, the rate-determining process activating ... how to save a ppt templateWebJan 16, 2024 · The hydrolysis of cisplatin was analyzed under a confined regime. The Cl - /H 2 O exchange process was calculated for free cisplatin in aqueous solution and … northestar products reviewsWebactivity of cisplatin. Aqua complexes [PtX(NH 3) 2(H 2O)] + (X ¼Cl, OH), obtained in water by hydrolysis of cisplatin and of the inactive isomer transplatin, are transferred into the gas-phase by electrospray ionization. The so-formed ions, cis- and trans-[PtX(NH 3) 2(H 2O)] +, have been allowed to react with how to save a ppt template themeWebJan 11, 2024 · This information will help you hydrate yourself after getting high-dose cisplatin chemotherapy. Cisplatin can affect your kidneys. To keep your kidneys from … how to save a ppt slide