Nadir Jori, M. S. Islas, E. Ferrer, Patricia Ana María Williams
{"title":"阿利吉仑铜(II)复合物。合成与抗氧化活性","authors":"Nadir Jori, M. S. Islas, E. Ferrer, Patricia Ana María Williams","doi":"10.29356/jmcs.v68i2.1981","DOIUrl":null,"url":null,"abstract":"Abstract. Aliskiren (Alk) is a highly selective competitive inhibitor of renin used for the treatment of hypertension and related cardiovascular diseases. With the aim of improving its biological properties by the strategy of the induction of favorable conformational changes, we designed a metal-based drug. In this work we report the synthesis of a solid copper(II) complex with aliskiren, CuAlk, and its characterization in solution and solid-state. Moreover, and based on the association of hypertension with elevated levels of reactive oxygen species (ROS), the antioxidant properties of CuAlk were studied measuring the activities against 2,2-diphenyl-1-picrilhidrazil (DPPH·), hydroxyl (OH·) and peroxyl (ROO·) radicals, in addition to its superoxide dismutase (SOD) simil activity. Both the ligand and the complex were able to scavenge hydroxyl radicals, but upon complexation, the SOD mimetic activity of the ligand is enhanced.\n \nResumen. El Aliskiren (Alk) es un inhibidor por competencia altamente selectivo de la renina que se utiliza en el tratamiento de la hipertensión y enfermedades cardiovasculares relacionadas. Se diseñó un metalofármaco con la idea de mejorar las propiedades biológicas mediante la inducción de cambios conformacionales favorables. En este trabajo se reporta la síntesis de un complejo sólido de cobre(II) con aliskiren, CuAlk, junto con su caracterización en fase sólida y en solución. Además, de acuerdo con la relación que existe entre la hipertensión y los niveles elevados de especies reactivas de oxígeno (ROS), se estudian las propiedades antioxidantes del CuAlk frente a los radicales 2,2-difenil-1-picrilhidracilo (DPPH·), hidroxilo (OH·) y peroxilo (ROO·), además de la actividad superóxido dismutasa símil (SOD). Tanto el ligando, como el complejo fueron capaces de secuestrar radicales hidroxilos, pero, luego de la complejación, se mejoró la actividad SOD símil del ligando.","PeriodicalId":1,"journal":{"name":"Accounts of Chemical Research","volume":null,"pages":null},"PeriodicalIF":16.4000,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Aliskiren Copper(II) Complex. Synthesis and Antioxidant Activity\",\"authors\":\"Nadir Jori, M. S. Islas, E. Ferrer, Patricia Ana María Williams\",\"doi\":\"10.29356/jmcs.v68i2.1981\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Abstract. Aliskiren (Alk) is a highly selective competitive inhibitor of renin used for the treatment of hypertension and related cardiovascular diseases. With the aim of improving its biological properties by the strategy of the induction of favorable conformational changes, we designed a metal-based drug. In this work we report the synthesis of a solid copper(II) complex with aliskiren, CuAlk, and its characterization in solution and solid-state. Moreover, and based on the association of hypertension with elevated levels of reactive oxygen species (ROS), the antioxidant properties of CuAlk were studied measuring the activities against 2,2-diphenyl-1-picrilhidrazil (DPPH·), hydroxyl (OH·) and peroxyl (ROO·) radicals, in addition to its superoxide dismutase (SOD) simil activity. Both the ligand and the complex were able to scavenge hydroxyl radicals, but upon complexation, the SOD mimetic activity of the ligand is enhanced.\\n \\nResumen. El Aliskiren (Alk) es un inhibidor por competencia altamente selectivo de la renina que se utiliza en el tratamiento de la hipertensión y enfermedades cardiovasculares relacionadas. Se diseñó un metalofármaco con la idea de mejorar las propiedades biológicas mediante la inducción de cambios conformacionales favorables. En este trabajo se reporta la síntesis de un complejo sólido de cobre(II) con aliskiren, CuAlk, junto con su caracterización en fase sólida y en solución. Además, de acuerdo con la relación que existe entre la hipertensión y los niveles elevados de especies reactivas de oxígeno (ROS), se estudian las propiedades antioxidantes del CuAlk frente a los radicales 2,2-difenil-1-picrilhidracilo (DPPH·), hidroxilo (OH·) y peroxilo (ROO·), además de la actividad superóxido dismutasa símil (SOD). 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Aliskiren Copper(II) Complex. Synthesis and Antioxidant Activity
Abstract. Aliskiren (Alk) is a highly selective competitive inhibitor of renin used for the treatment of hypertension and related cardiovascular diseases. With the aim of improving its biological properties by the strategy of the induction of favorable conformational changes, we designed a metal-based drug. In this work we report the synthesis of a solid copper(II) complex with aliskiren, CuAlk, and its characterization in solution and solid-state. Moreover, and based on the association of hypertension with elevated levels of reactive oxygen species (ROS), the antioxidant properties of CuAlk were studied measuring the activities against 2,2-diphenyl-1-picrilhidrazil (DPPH·), hydroxyl (OH·) and peroxyl (ROO·) radicals, in addition to its superoxide dismutase (SOD) simil activity. Both the ligand and the complex were able to scavenge hydroxyl radicals, but upon complexation, the SOD mimetic activity of the ligand is enhanced.
Resumen. El Aliskiren (Alk) es un inhibidor por competencia altamente selectivo de la renina que se utiliza en el tratamiento de la hipertensión y enfermedades cardiovasculares relacionadas. Se diseñó un metalofármaco con la idea de mejorar las propiedades biológicas mediante la inducción de cambios conformacionales favorables. En este trabajo se reporta la síntesis de un complejo sólido de cobre(II) con aliskiren, CuAlk, junto con su caracterización en fase sólida y en solución. Además, de acuerdo con la relación que existe entre la hipertensión y los niveles elevados de especies reactivas de oxígeno (ROS), se estudian las propiedades antioxidantes del CuAlk frente a los radicales 2,2-difenil-1-picrilhidracilo (DPPH·), hidroxilo (OH·) y peroxilo (ROO·), además de la actividad superóxido dismutasa símil (SOD). Tanto el ligando, como el complejo fueron capaces de secuestrar radicales hidroxilos, pero, luego de la complejación, se mejoró la actividad SOD símil del ligando.
期刊介绍:
Accounts of Chemical Research presents short, concise and critical articles offering easy-to-read overviews of basic research and applications in all areas of chemistry and biochemistry. These short reviews focus on research from the author’s own laboratory and are designed to teach the reader about a research project. In addition, Accounts of Chemical Research publishes commentaries that give an informed opinion on a current research problem. Special Issues online are devoted to a single topic of unusual activity and significance.
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