{"id":8127,"date":"2024-08-11T19:28:41","date_gmt":"2024-08-11T19:28:41","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8127"},"modified":"2024-08-11T19:28:41","modified_gmt":"2024-08-11T19:28:41","slug":"berberine-hydrochloride-gelatin-microspheres","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/es\/berberine-hydrochloride-gelatin-microspheres\/","title":{"rendered":"Preparaci\u00f3n y caracterizaci\u00f3n de microesferas de gelatina de clorhidrato de berberina"},"content":{"rendered":"<p>Preparaci\u00f3n y caracterizaci\u00f3n de microesferas de gelatina de clorhidrato de berberina<br \/>\nEl clorhidrato de berberina (BH), tambi\u00e9n conocido como berberina, es un polvo cristalino amarillo de sabor extremadamente amargo. Tiene efectos anticancer\u00edgenos, antibacterianos, hipoglucemiantes, reductores del colesterol y vasodilatadores. Debido a su importante efecto antibacteriano, se utiliza habitualmente para tratar enfermedades como la disenter\u00eda bacteriana y la gastroenteritis, con efectos terap\u00e9uticos definidos. Pero su sabor es extremadamente amargo y los pacientes no lo toleran bien. La fabricaci\u00f3n de microesferas puede mejorar el sabor del f\u00e1rmaco, enmascarar su amargor y reducir la irritaci\u00f3n del clorhidrato de berberina en la mucosa g\u00e1strica. Las microesferas de gelatina se utilizan ampliamente en la investigaci\u00f3n de nuevas formulaciones de f\u00e1rmacos debido a sus ventajas de biodegradabilidad y baja toxicidad. Las formulaciones de microesferas tambi\u00e9n tienen efectos de liberaci\u00f3n sostenida, estabilidad mejorada, enmascaramiento del sabor y focalizaci\u00f3n. En este experimento se utiliz\u00f3 el m\u00e9todo de solidificaci\u00f3n de reticulaci\u00f3n qu\u00edmica por emulsificaci\u00f3n para preparar microesferas de gelatina hidr\u00f3fila de clorhidrato de berberina, se optimiz\u00f3 el proceso de preparaci\u00f3n y se realizaron an\u00e1lisis de caracterizaci\u00f3n para investigar el rendimiento de liberaci\u00f3n, con el fin de proporcionar una base te\u00f3rica para la investigaci\u00f3n de formulaciones relacionadas.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>En este estudio se utiliz\u00f3 el m\u00e9todo de reticulaci\u00f3n qu\u00edmica en emulsi\u00f3n para preparar microesferas de clorhidrato de berberina, con una carga de f\u00e1rmaco de 19,97% y una eficacia de encapsulaci\u00f3n de 67,71%. La liberaci\u00f3n del f\u00e1rmaco in vitro mostr\u00f3 una liberaci\u00f3n lenta del f\u00e1rmaco. Los an\u00e1lisis de DSC, XRD y espectroscopia infrarroja mostraron que el clorhidrato de berberina exist\u00eda en forma amorfa en las microesferas, pero la superficie de las microesferas conten\u00eda una peque\u00f1a cantidad de clorhidrato de berberina. La observaci\u00f3n mediante microscop\u00eda electr\u00f3nica de barrido del aspecto y la morfolog\u00eda de las microesferas revel\u00f3 que eran redondas y lisas, de tama\u00f1o uniforme pero con una uni\u00f3n adhesiva, lo que puede estar relacionado con factores como el m\u00e9todo de secado, la temperatura de secado y la velocidad de secado. El siguiente paso de la investigaci\u00f3n ser\u00e1 investigar las condiciones de secado para mejorar el aspecto y la calidad de las microesferas de gelatina.<\/p>\n<p>La selecci\u00f3n de los emulsionantes y agentes reticulantes adecuados durante el proceso de preparaci\u00f3n tiene un impacto significativo en la redondez, el tama\u00f1o y otras propiedades de las microesferas de gelatina. En el experimento preliminar, se descubri\u00f3 que Span-80 como emulsionante ten\u00eda mejor efecto de emulsificaci\u00f3n que Twen-80 y los emulsionantes mixtos, y pod\u00eda obtener microesferas con mejor redondez. Por lo tanto, se seleccion\u00f3 Span-80 como emulsionante. Los agentes de reticulaci\u00f3n y curado utilizados habitualmente para las microesferas de gelatina son el formaldeh\u00eddo y el glutaraldeh\u00eddo. A trav\u00e9s de experimentos preliminares, se encontr\u00f3 que el glutaraldeh\u00eddo como agente de reticulaci\u00f3n y curado dio lugar a microesferas con tama\u00f1o de part\u00edcula peque\u00f1o y redondo, mientras que el formaldeh\u00eddo caus\u00f3 una adhesi\u00f3n significativa y pobre redondez en las microesferas preparadas; Y el uso de glutaraldeh\u00eddo como agente de curado no requiere ajustar el valor del pH. Puede reaccionar en condiciones neutras y es f\u00e1cil de manejar. Por lo tanto, se elige el glutaraldeh\u00eddo como agente de curado reticulante.<\/p>\n<p>La preparaci\u00f3n de microesferas de gelatina de clorhidrato de berberina mediante el m\u00e9todo de reticulaci\u00f3n qu\u00edmica en emulsi\u00f3n es sencilla y factible, y s\u00f3lo requiere un tipo de material de c\u00e1psula. La gelatina es biodegradable, poco t\u00f3xica, barata y f\u00e1cil de obtener. Las microesferas de gelatina de clorhidrato de berberina resultantes tienen una elevada capacidad de carga de f\u00e1rmaco, una alta eficacia de encapsulaci\u00f3n, una buena estabilidad y buenas perspectivas de aplicaci\u00f3n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Preparation and characterization of berberine hydrochloride gelatin microspheres Berberine hydrochloride (BH), also known as berberine, is a yellow crystalline powder with an extremely bitter taste. It has anti-cancer, antibacterial, hypoglycemic, cholesterol lowering, and vasodilatory effects. Due to its significant antibacterial effect, it is commonly used to treat diseases such as bacterial dysentery and gastroenteritis, with [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Preparation and characterization of berberine hydrochloride gelatin microspheres - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/es\/berberine-hydrochloride-gelatin-microspheres\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Preparation and characterization of berberine hydrochloride gelatin microspheres - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Preparation and characterization of berberine hydrochloride gelatin microspheres Berberine hydrochloride (BH), also known as berberine, is a yellow crystalline powder with an extremely bitter taste. 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