{"id":43835,"date":"2020-08-28T06:30:31","date_gmt":"2020-08-28T04:30:31","guid":{"rendered":"https:\/\/rina.naturopatiadigital.eu\/?p=43835"},"modified":"2020-08-28T22:43:09","modified_gmt":"2020-08-28T20:43:09","slug":"area-de-conocimiento-naturopatia-experimental-sustancias-bioactivas-un-extracto-vegetal-rico-en-polifenoles-cystus052-ejerce-actividad-contra-el-virus-de-la-gripe-en-cultivo-celular-sin-efectos","status":"publish","type":"post","link":"https:\/\/rina.naturopatiadigital.eu\/?p=43835","title":{"rendered":"\u00c1rea de conocimiento: Naturopat\u00eda Experimental: Sustancias Bioactivas: \u00abUn extracto vegetal rico en polifenoles, CYSTUS052, ejerce actividad contra el virus de la gripe en cultivo celular sin efectos secundarios t\u00f3xicos ni tendencia a inducir resistencia viral.\u00bb"},"content":{"rendered":"<p><a href=\"https:\/\/1.bp.blogspot.com\/-c1hXM7oAsLo\/X0lr41MT8DI\/AAAAAAAAffk\/zo1J7JrQ2PIQJuZHby78dcH738hjCDu4gCLcBGAsYHQ\/s1600\/Antiviral_Research.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft\" src=\"https:\/\/1.bp.blogspot.com\/-c1hXM7oAsLo\/X0lr41MT8DI\/AAAAAAAAffk\/zo1J7JrQ2PIQJuZHby78dcH738hjCDu4gCLcBGAsYHQ\/s320\/Antiviral_Research.jpg\" width=\"240\" height=\"320\" border=\"0\" data-original-width=\"576\" data-original-height=\"768\" \/><\/a>Ehrhardt, C., Hrincius, E. R., Korte, V., Mazur, I., Droebner, K., Poetter, A., &#8230; &amp; Ludwig, S. (2007).\u00a0<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0166354207003336\">A polyphenol rich plant extract, CYSTUS052, exerts anti influenza virus activity in cell culture without toxic side effects or the tendency to induce viral resistance.<\/a>\u00a0<i>Antiviral research<\/i>, 76(1), 38-47.<\/p>\n<p>Las infecciones por los virus de la gripe A todav\u00eda representan una gran amenaza para los seres humanos y varias especies animales. La aparici\u00f3n de virus de la gripe aviar altamente pat\u00f3genos del subtipo H5N1 capaces de infectar y matar a los seres humanos pone de relieve la urgente necesidad de contramedidas nuevas y eficaces contra esta enfermedad viral.<\/p>\n<p>Aqu\u00ed demostramos que un extracto rico en polifenoles (CYSTUS052) de la planta mediterr\u00e1nea Cistus incanus ejerce una potente actividad anti-virus de la gripe en cultivos de c\u00e9lulas A549 o MDCK infectadas con cepas prototipo de gripe aviar y humana de diferentes subtipos.<\/p>\n<p>El tratamiento con CYSTUS052 dio como resultado una reducci\u00f3n de los t\u00edtulos de virus de la progenie de hasta dos registros. A la dosis efectiva de 50 \u03bcg \/ ml el extracto no exhibi\u00f3 efectos da\u00f1inos aparentes sobre la viabilidad celular, el metabolismo o la proliferaci\u00f3n, lo que es consistente con el hecho de que estos extractos de plantas ya se utilizan en la medicina tradicional en el sur de Europa durante siglos sin ninguna complicaci\u00f3n reportada.<\/p>\n<p>Los virus no desarrollaron resistencia a CYSTUS052 en comparaci\u00f3n con la amantadina, lo que result\u00f3 en la generaci\u00f3n de variantes resistentes despu\u00e9s de solo unos pocos pases. Sobre una base molecular, el efecto protector de CYSTUS052 parece deberse principalmente a la uni\u00f3n de los componentes polifen\u00f3licos polim\u00e9ricos del extracto a la superficie del virus, inhibiendo as\u00ed la uni\u00f3n de la hemaglutinina a los receptores celulares.<\/p>\n<p>Por lo tanto, una aplicaci\u00f3n local de CYSTUS052 en las rutas de entrada del virus puede ser un enfoque prometedor que puede ayudar a proteger de las infecciones por el virus de la gripe.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ehrhardt, C., Hrincius, E. R., Korte, V., Mazur, I., Droebner, K., Poetter, A., &#8230; &amp; Ludwig, S. (2007).\u00a0A polyphenol rich plant extract, CYSTUS052, exerts anti influenza virus activity in cell culture without toxic side effects or the tendency to induce viral resistance.\u00a0Antiviral research, 76(1), 38-47. Las infecciones por los virus de la gripe A todav\u00eda [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-43835","post","type-post","status-publish","format-standard","hentry","category-sustancias-bioactivas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00c1rea de conocimiento: Naturopat\u00eda Experimental: Sustancias Bioactivas: &quot;Un extracto vegetal rico en polifenoles, CYSTUS052, ejerce actividad contra el virus de la gripe en cultivo celular sin efectos secundarios t\u00f3xicos ni tendencia a inducir resistencia viral.&quot; -<\/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:\/\/rina.naturopatiadigital.eu\/?p=43835\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c1rea de conocimiento: Naturopat\u00eda Experimental: Sustancias Bioactivas: &quot;Un extracto vegetal rico en polifenoles, CYSTUS052, ejerce actividad contra el virus de la gripe en cultivo celular sin efectos secundarios t\u00f3xicos ni tendencia a inducir resistencia viral.&quot; -\" \/>\n<meta property=\"og:description\" content=\"Ehrhardt, C., Hrincius, E. R., Korte, V., Mazur, I., Droebner, K., Poetter, A., &#8230; &amp; Ludwig, S. (2007).\u00a0A polyphenol rich plant extract, CYSTUS052, exerts anti influenza virus activity in cell culture without toxic side effects or the tendency to induce viral resistance.\u00a0Antiviral research, 76(1), 38-47. 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