{"id":207008,"date":"2021-02-08T00:26:45","date_gmt":"2021-02-07T23:26:45","guid":{"rendered":"https:\/\/tucuentavip.com\/es\/?p=207008"},"modified":"2021-02-06T10:01:48","modified_gmt":"2021-02-06T09:01:48","slug":"vacuna-contra-el-coronavirus-carrera-contra-el-tiempo","status":"publish","type":"post","link":"https:\/\/theprisma.co.uk\/es\/2021\/02\/08\/vacuna-contra-el-coronavirus-carrera-contra-el-tiempo\/","title":{"rendered":"Vacuna contra el coronavirus: carrera contra el tiempo"},"content":{"rendered":"<p><em>Lograr vacunas eficaces contra el Covid-19 es un desaf\u00edo constante para los cient\u00edficos, y tener ya cuatro candidatos en ensayos cl\u00ednicos constituye un reto m\u00e1s amplio. Y ese reto ha sido asumido por Cuba.<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-201799\" src=\"https:\/\/tucuentavip.com\/wp-content\/uploads\/2020\/07\/Cuba-grandes-avances-1-1024x526.jpg\" alt=\"\" width=\"486\" height=\"250\" srcset=\"https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/07\/Cuba-grandes-avances-1-1024x526.jpg 1024w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/07\/Cuba-grandes-avances-1-300x154.jpg 300w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/07\/Cuba-grandes-avances-1-107x55.jpg 107w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/07\/Cuba-grandes-avances-1-650x334.jpg 650w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/07\/Cuba-grandes-avances-1.jpg 1280w\" sizes=\"auto, (max-width: 486px) 100vw, 486px\" \/>Soberana 01, Soberana 02, Mambisa y Abdala, completan la propuesta de la isla caribe\u00f1a para hacer frente a la pandemia y concluir 2021 con la mayor parte de la poblaci\u00f3n vacunada.<\/p>\n<p>Pero, \u00bfen qu\u00e9 etapa est\u00e1 cada uno de esos candidatos? \u00bfQui\u00e9nes est\u00e1n incluidos en las siguientes fases de estudio y cu\u00e1les son las fechas m\u00e1s cercanas para saltar a pr\u00f3ximos escalones?<\/p>\n<p>A estas preguntas respondieron, durante una presentaci\u00f3n virtual en la sede de la Organizaci\u00f3n Panamericana de la Salud en La Habana, los l\u00edderes de cada vacuna: Instituto Finlay con Soberana 01 y Soberana 02; y el Centro de Ingenier\u00eda Gen\u00e9tica y Biotecnolog\u00eda (CIGB) con Mambisa y Abdala.<\/p>\n<p>Al referirse a Soberana 01, el director del Finlay, Vicente V\u00e9rez, explic\u00f3 que este candidato constituye un posible refuerzo ideal para inmunidad en pacientes convalecientes del coronavirus SARS-CoV-2, pat\u00f3geno causante de la Covid-19, y tambi\u00e9n de los vacunados con productos biotecnol\u00f3gicos.<\/p>\n<p>Primer proyecto que present\u00f3 la isla caribe\u00f1a en agosto de 2020, ya mostr\u00f3 elevada seguridad en la fase I de sus ensayos, sin efectos adversos en personas convalecientes del padecimiento.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-202712 alignleft\" src=\"https:\/\/tucuentavip.com\/wp-content\/uploads\/2020\/08\/Un-personaje-anima-Cuba-Pixabay-FOT-3-DERE.jpg\" alt=\"\" width=\"487\" height=\"274\" srcset=\"https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-anima-Cuba-Pixabay-FOT-3-DERE.jpg 896w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-anima-Cuba-Pixabay-FOT-3-DERE-300x169.jpg 300w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-anima-Cuba-Pixabay-FOT-3-DERE-98x55.jpg 98w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-anima-Cuba-Pixabay-FOT-3-DERE-650x366.jpg 650w\" sizes=\"auto, (max-width: 487px) 100vw, 487px\" \/>V\u00e9rez puntualiz\u00f3 que la capacidad neutralizante del suero de los recuperados de la Covid-19 a los cuales pusieron Soberana 01, se ha multiplicado 200 veces.<\/p>\n<p>Declar\u00f3 que esa experiencia muestra la importancia de reforzar las vacunas contra la Covid-19 y se decidi\u00f3 usar Soberana 01 hasta en una tercera dosis para ese objetivo.<\/p>\n<p>Asimismo, especific\u00f3 que la fase II\/III de ensayos cl\u00ednicos de Soberana 01 est\u00e1 prevista a iniciar en el presente mes con esquemas de dos y tres dosis a fin de preparar a la poblaci\u00f3n para enfrentarse a escenarios m\u00e1s complejos de la pandemia. La etapa III tiene concebido un estudio con placebo y otro de tipo cohorte al cual se aplicar\u00e1n m\u00e1s dosis a personas no inmunizadas para comprobar los resultados.<\/p>\n<p>Por otra parte, V\u00e9rez dijo que se prev\u00e9 que Soberana 02 inicie su fase III de ensayos cl\u00ednicos el pr\u00f3ximo 1 de marzo.<\/p>\n<p>Para ese per\u00edodo se contar\u00e1 con alrededor de 150 mil dosis y tambi\u00e9n valoran el uso de una tercera dosis con acci\u00f3n de refuerzo a fin de lograr inducir respuesta inmune de neutralizaci\u00f3n viral.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-202983\" src=\"https:\/\/tucuentavip.com\/wp-content\/uploads\/2020\/08\/Vacuna-contra-Lciencia-labor-Pixabay-FOT-3-DER.jpg\" alt=\"\" width=\"487\" height=\"312\" srcset=\"https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Vacuna-contra-Lciencia-labor-Pixabay-FOT-3-DER.jpg 628w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Vacuna-contra-Lciencia-labor-Pixabay-FOT-3-DER-300x192.jpg 300w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Vacuna-contra-Lciencia-labor-Pixabay-FOT-3-DER-86x55.jpg 86w\" sizes=\"auto, (max-width: 487px) 100vw, 487px\" \/>Resalt\u00f3 que a fines de febrero comenzar\u00e1 el ensayo cl\u00ednico con ambas vacunas (Soberana 01 y 02) en la poblaci\u00f3n pedi\u00e1trica.<\/p>\n<p>Se incluir\u00e1n pacientes entre cinco y 18 a\u00f1os de edad con el objetivo de garantizar seguridad en las etapas escolares y los infantes entre cero y cinco a\u00f1os no recibir\u00e1n el inyectable, pues sus sistemas inmunes est\u00e1n expuestos a otras cargas de vacunas.<\/p>\n<p>Igualmente, la poblaci\u00f3n mayor de 80 a\u00f1os tampoco formar\u00e1 parte de los estudios, pues como manifest\u00f3 el director del Finlay sus sistemas inmunes no son tan fuertes ni producen tantos anticuerpos. Sobre Mambisa y Abdala, desarrollados por el CIGB, la doctora Marta Ayala, directora del centro, se\u00f1al\u00f3 que, si la segunda de ellas contin\u00faa con su avance favorable, el pa\u00eds podr\u00eda hacer su registro en las instancias internacionales y empezar la inmunizaci\u00f3n a partir de agosto pr\u00f3ximo.<\/p>\n<p>Este producto inicia hoy su fase II de ensayos cl\u00ednicos con cerca de 680 voluntarios y estiman comenzar la fase III alrededor del 15 de marzo.<\/p>\n<p>Los resultados preliminares de Abdala indican perfiles de seguridad y reactogenicidad favorables, sin reacciones adversas severas. Adem\u00e1s, demostr\u00f3 inmunogenicidad y capacidad neutralizante del virus.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-202714 alignleft\" src=\"https:\/\/tucuentavip.com\/wp-content\/uploads\/2020\/08\/Un-personaje-animado-Cuba-bandera-Pixabay-FOT-2-IZQ.jpg\" alt=\"\" width=\"485\" height=\"345\" srcset=\"https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-animado-Cuba-bandera-Pixabay-FOT-2-IZQ.jpg 896w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-animado-Cuba-bandera-Pixabay-FOT-2-IZQ-282x200.jpg 282w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-animado-Cuba-bandera-Pixabay-FOT-2-IZQ-77x55.jpg 77w, https:\/\/theprisma.co.uk\/wp-content\/uploads\/2020\/08\/Un-personaje-animado-Cuba-bandera-Pixabay-FOT-2-IZQ-650x461.jpg 650w\" sizes=\"auto, (max-width: 485px) 100vw, 485px\" \/>Por su parte, Mambisa, \u00fanico de los cuatro candidatos cubanos para administrar de forma nasal tambi\u00e9n ha sido bien tolerado y mostr\u00f3 seguridad en las personas que lo recibieron durante la fase I de su ensayo cl\u00ednico, apunt\u00f3 Ayala.<\/p>\n<p>Ambos productos cerraron el ciclo corto de ensayo, comprendido en los d\u00edas cero, 14 y 28, para despu\u00e9s del procesamiento de muestras transitar a otro periodo de evaluaci\u00f3n m\u00e1s largo, de cero, 28 y 56 d\u00edas. <a href=\"https:\/\/www.prensa-latina.cu\/\">(PL)<\/a><\/p>\n<p><em><a href=\"http:\/\/www.pixabay.com\/\">(Fotos: Pixabay)<\/a><\/em><\/p>\n<div class=\"twttr_buttons\"><div class=\"twttr_twitter\">\n\t\t\t\t\t<a href=\"http:\/\/twitter.com\/share?text=Vacuna+contra+el+coronavirus%3A+carrera+contra+el+tiempo\" class=\"twitter-share-button\" data-via=\"\" data-hashtags=\"\"  data-size=\"default\" data-url=\"https:\/\/theprisma.co.uk\/es\/2021\/02\/08\/vacuna-contra-el-coronavirus-carrera-contra-el-tiempo\/\" data-dnt=\"true\" data-related=\"\" target=\"_blank\">Tweet<\/a>\n\t\t\t\t<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Lograr vacunas eficaces contra el Covid-19 es un desaf\u00edo constante para los cient\u00edficos, y tener ya cuatro candidatos en ensayos cl\u00ednicos constituye un reto m\u00e1s amplio. Y ese reto ha sido asumido por Cuba. &nbsp; Soberana 01, Soberana 02, Mambisa y Abdala, completan la propuesta de la isla caribe\u00f1a para [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":205704,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,12,15],"tags":[],"class_list":["post-207008","post","type-post","status-publish","format-standard","has-post-thumbnail","category-globo","category-latinoamerica","category-reino-unido"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Vacuna contra el coronavirus: carrera contra el tiempo - ThePrisma.co.uk<\/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:\/\/theprisma.co.uk\/es\/2021\/02\/08\/vacuna-contra-el-coronavirus-carrera-contra-el-tiempo\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vacuna contra el coronavirus: carrera contra el tiempo - ThePrisma.co.uk\" \/>\n<meta property=\"og:description\" content=\"Lograr vacunas eficaces contra el Covid-19 es un desaf\u00edo constante para los cient\u00edficos, y tener ya cuatro candidatos en ensayos cl\u00ednicos constituye un reto m\u00e1s amplio. 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