{"id":27782,"date":"2024-10-17T04:48:17","date_gmt":"2024-10-17T04:48:17","guid":{"rendered":"https:\/\/enfoquenoticioso.com\/tecnologia\/disenan-bacterias-que-actuan-como-vacunas-contra-el-cancer\/"},"modified":"2024-10-17T04:48:17","modified_gmt":"2024-10-17T04:48:17","slug":"disenan-bacterias-que-actuan-como-vacunas-contra-el-cancer","status":"publish","type":"post","link":"https:\/\/enfoquenoticioso.com\/?p=27782","title":{"rendered":"Dise\u00f1an bacterias que act\u00faan como vacunas contra el c\u00e1ncer"},"content":{"rendered":"<div>\n<p>Un equipo de cient\u00edficos de la <strong>Universidad de Columbia <\/strong>ha desarrollado una <strong>vacuna contra el c\u00e1ncer a base de bacterias<\/strong>. Es importante dejar claro que, al hablar de una vacuna contra el c\u00e1ncer, no hacemos referencia a las t\u00edpicas vacunas que se emplean para <a href=\"https:\/\/hipertextual.com\/2021\/10\/vacuna-malaria\" target=\"_blank\" rel=\"noopener\">prevenir enfermedades infecciosas<\/a>. En este caso, se trata de una estrategia para estimular al sistema inmunitario de los pacientes y que sea mucho m\u00e1s eficaz a la hora de atacar las c\u00e9lulas cancerosas.<\/p>\n<p>No es algo nuevo, como tampoco es nuevo el uso de bacterias para tratar el c\u00e1ncer. De hecho, actualmente se sigue usando para el tratamiento de <strong>c\u00e1nceres concretos, como el de vejiga.<\/strong> Pero que estas dos cuestiones no sean nuevas no quiere decir que la combinaci\u00f3n de ambas no sea algo novedoso.<\/p>\n<p>La vacuna contra el c\u00e1ncer desarrollada por estos cient\u00edficos aprovecha el poder de las bacterias de una manera que nunca se hab\u00eda hecho hasta ahora. Hay que tener en cuenta que los primeros ensayos se han realizado <strong>solo en ratones.<\/strong> Pero, aun as\u00ed, los buenos resultados que se han obtenido dejan mucho lugar al optimismo.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Tabla de Contenido<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar tabla de contenidos\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/enfoquenoticioso.com\/?p=27782\/#Bacterias_contra_tumores_%C2%A1Fight\" >Bacterias contra tumores: \u00a1Fight!<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/enfoquenoticioso.com\/?p=27782\/#%C2%BFEn_que_consiste_la_vacuna_contra_el_cancer_bacteriana\" >\u00bfEn qu\u00e9 consiste la vacuna contra el c\u00e1ncer bacteriana?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/enfoquenoticioso.com\/?p=27782\/#Una_ventana_al_futuro\" >Una ventana al futuro<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/enfoquenoticioso.com\/?p=27782\/#%C2%BFQue_se_puede_esperar_de_esta_vacuna_contra_el_cancer\" >\u00bfQu\u00e9 se puede esperar de esta vacuna contra el c\u00e1ncer?<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-bacterias-contra-tumores-fight\"><span class=\"ez-toc-section\" id=\"Bacterias_contra_tumores_%C2%A1Fight\"><\/span>Bacterias contra tumores: \u00a1<em>Fight<\/em>!<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Hace tiempo que se sabe que algunas bacterias tienen la capacidad de <strong>migrar a los tumores y colonizarlos<\/strong>. En ciertas ocasiones las c\u00e9lulas tumorales est\u00e1n privadas de ox\u00edgeno, pero eso no supone un problema para las<strong> bacterias anaerobias<\/strong>. Una vez all\u00ed, estimulan el ataque del sistema inmunitario. Al fin y al cabo, este se dirige contra todo aquello que considera extra\u00f1o, por lo que en este caso se suman las bacterias y las propias c\u00e9lulas tumorales.\u00a0<\/p>\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"567\" alt=\"E. coli\" class=\"wp-image-1813446 perfmatters-lazy\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-1500x1091.jpg?resize=780%2C567&amp;quality=70&amp;strip=all&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1500%2C1091&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=800%2C582&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=768%2C558&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1536%2C1117&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=2048%2C1489&amp;quality=70&amp;strip=all&amp;ssl=1 2048w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1200%2C873&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1024%2C745&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1568%2C1140&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=2000%2C1454&amp;quality=70&amp;strip=all&amp;ssl=1 2000w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=400%2C291&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?w=2340&amp;quality=70&amp;strip=all&amp;ssl=1 2340w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-1500x1091.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" data-sizes=\"(max-width: 780px) 100vw, 780px\"\/><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"567\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-1500x1091.jpg?resize=780%2C567&amp;quality=70&amp;strip=all&amp;ssl=1\" alt=\"E. coli\" class=\"wp-image-1813446\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1500%2C1091&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=800%2C582&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=768%2C558&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1536%2C1117&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=2048%2C1489&amp;quality=70&amp;strip=all&amp;ssl=1 2048w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1200%2C873&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1024%2C745&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=1568%2C1140&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=2000%2C1454&amp;quality=70&amp;strip=all&amp;ssl=1 2000w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?resize=400%2C291&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-scaled.jpg?w=2340&amp;quality=70&amp;strip=all&amp;ssl=1 2340w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/09\/E_coli_at_10000x_original-1500x1091.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\"\/><figcaption class=\"wp-element-caption\">E. coli se encuentra naturalmente en nuestra microbiota intestinal. Cr\u00e9dito: Brian0918 (Wikimedia Commons)<\/figcaption><\/figure>\n<p>Si a\u00fan se utiliza este m\u00e9todo con el c\u00e1ncer de vejiga es porque tiene cierta eficacia. Sin embargo, no se estimula el sistema inmunitario tanto como ser\u00eda conveniente. Por eso, para el desarrollo de su vacuna contra el c\u00e1ncer estos cient\u00edficos <a href=\"https:\/\/www.eurekalert.org\/news-releases\/1061247\" target=\"_blank\" rel=\"noopener\">han optado<\/a> por una nueva estrategia.<\/p>\n<h2 class=\"wp-block-heading\" id=\"h-en-que-consiste-la-vacuna-contra-el-cancer-bacteriana\"><span class=\"ez-toc-section\" id=\"%C2%BFEn_que_consiste_la_vacuna_contra_el_cancer_bacteriana\"><\/span>\u00bfEn qu\u00e9 consiste la vacuna contra el c\u00e1ncer bacteriana?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Para el desarrollo de esta vacuna contra el c\u00e1ncer, los cient\u00edficos modificaron gen\u00e9ticamente una cepa de la bacteria <em><strong>Escherichia coli <\/strong><\/em>para que codificase prote\u00ednas espec\u00edficas de las <strong>c\u00e9lulas tumorales<\/strong>. Esto quiere decir que se introdujeron en su ADN las instrucciones para que la bacteria sintetice esas prote\u00ednas y las exhiba en su superficie. Como resultado, cuando el sistema inmunitario ataca a la bacteria, genera respuesta contra ella, pero tambi\u00e9n contra esas prote\u00ednas espec\u00edficas del tumor. As\u00ed, cuando ya no haya bacterias modificadas en el organismo, las defensas del cuerpo estar\u00e1n preparadas para atacar al tumor. Habr\u00e1n desarrollado <strong>memoria.<\/strong><\/p>\n<aside class=\"scaip scaip-1    \">\n<aside id=\"newspack-ads-widget-52\" class=\"widget_newspack-ads-widget clearfix\"\/>\n<aside id=\"block-140\" class=\"widget_block clearfix\">\n<div class=\"wp-block-group has-white-color has-text-color has-background has-link-color has-normal-font-size wp-elements-8b59c1c3ac741e322c38063c7fe76880\" style=\"background:linear-gradient(171deg,rgb(238,0,0) 0%,rgb(125,23,220) 100%)\">\n<div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"h-no-te-quedes-atras\"><span class=\"ez-toc-section\" id=\"Una_ventana_al_futuro\"><\/span>Una ventana al futuro<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"has-text-align-center\">Inf\u00f3rmate cada ma\u00f1ana con nuestra <a href=\"https:\/\/hipertextual.con\/newsletter\" target=\"_blank\" rel=\"noopener\">newsletter<\/a>, descubre lo m\u00e1s importante de la tecnolog\u00eda, la ciencia, series de TV y pel\u00edculas.<\/p>\n<\/div>\n<\/div>\n<\/aside>\n<aside id=\"block-123\" class=\"widget_block clearfix\"\/><\/aside>\n<\/p>\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"554\" alt=\"vacuna c\u00e1ncer\" class=\"wp-image-1816466 perfmatters-lazy\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-1500x1066.jpg?resize=780%2C554&amp;quality=70&amp;strip=all&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1500%2C1066&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=800%2C569&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=768%2C546&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1536%2C1092&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=2048%2C1456&amp;quality=70&amp;strip=all&amp;ssl=1 2048w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1200%2C853&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1024%2C728&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1568%2C1115&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=2000%2C1422&amp;quality=70&amp;strip=all&amp;ssl=1 2000w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=400%2C284&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?w=2340&amp;quality=70&amp;strip=all&amp;ssl=1 2340w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-1500x1066.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" data-sizes=\"(max-width: 780px) 100vw, 780px\"\/><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"554\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-1500x1066.jpg?resize=780%2C554&amp;quality=70&amp;strip=all&amp;ssl=1\" alt=\"vacuna c\u00e1ncer\" class=\"wp-image-1816466\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1500%2C1066&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=800%2C569&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=768%2C546&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1536%2C1092&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=2048%2C1456&amp;quality=70&amp;strip=all&amp;ssl=1 2048w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1200%2C853&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1024%2C728&amp;quality=70&amp;strip=all&amp;ssl=1 1024w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=1568%2C1115&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=2000%2C1422&amp;quality=70&amp;strip=all&amp;ssl=1 2000w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?resize=400%2C284&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-scaled.jpg?w=2340&amp;quality=70&amp;strip=all&amp;ssl=1 2340w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2024\/10\/bacterialvax-1500x1066.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\"\/><figcaption class=\"wp-element-caption\">Las c\u00e9lulas bacterianas dise\u00f1adas (p\u00farpuras) activan varias partes del sistema inmunol\u00f3gico para atacar a las c\u00e9lulas tumorales (grises). Cr\u00e9dito: Universidad de Columbia. <\/figcaption><\/figure>\n<p>Hay tres grandes ventajas en el enfoque de esta vacuna contra el c\u00e1ncer. La primera es que es totalmente personalizada. Se toman c\u00e9lulas tumorales del paciente y se secuencia su material gen\u00e9tico en busca de esos genes mutados que las convierten en c\u00e1ncer. Estos genes pueden ser espec\u00edficos de cada tipo de c\u00e1ncer, pero tambi\u00e9n difieren entre pacientes. Por eso, <strong>la personalizaci\u00f3n es importante.\u00a0<\/strong><\/p>\n<p>La segunda gran ventaja de esta vacuna contra el c\u00e1ncer es que no solo porta esas prote\u00ednas espec\u00edficas, conocidas como ant\u00edgenos. Tambi\u00e9n porta en su ADN otros moduladores del sistema inmunitario que potencian sus respuesta. Adem\u00e1s, se inhiben los mecanismos por los que las bacterias <strong>se protegen del sistema inmunitario<\/strong>. Por lo tanto, si hubiese alg\u00fan error y no se lograse encontrar el tumor, el sistema inmunitario sacar\u00eda r\u00e1pido la bacteria de la circulaci\u00f3n.\u00a0<\/p>\n<h2 class=\"wp-block-heading\" id=\"h-que-se-puede-esperar-de-esta-vacuna-contra-el-cancer\"><span class=\"ez-toc-section\" id=\"%C2%BFQue_se_puede_esperar_de_esta_vacuna_contra_el_cancer\"><\/span>\u00bfQu\u00e9 se puede esperar de esta vacuna contra el c\u00e1ncer?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>De momento, estos cient\u00edficos han probado su vacuna contra el c\u00e1ncer \u00fanicamente en <strong>modelos de rat\u00f3n con c\u00e1ncer de colon y melanoma<\/strong>. Los resultados han sido muy positivos. En algunos casos se ha ralentizado el crecimiento de los tumores y en otros incluso se han eliminado por completo. Incluso hubo beneficios en el tratamiento cuando se hab\u00eda producido met\u00e1stasis.<\/p>\n<figure class=\"wp-block-image alignwide size-large\"><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"503\" alt=\"c\u00e9lulas madre\" class=\"wp-image-1106808 perfmatters-lazy\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=780%2C503&amp;quality=70&amp;strip=all&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1500%2C968&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=800%2C516&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=768%2C496&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1536%2C992&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1200%2C775&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1568%2C1012&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=400%2C258&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=279%2C180&amp;quality=70&amp;strip=all&amp;ssl=1 279w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?w=1783&amp;quality=70&amp;strip=all&amp;ssl=1 1783w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones-1500x968.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" data-sizes=\"(max-width: 780px) 100vw, 780px\"\/><img loading=\"lazy\" data-recalc-dims=\"1\" decoding=\"async\" width=\"780\" height=\"503\" src=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=780%2C503&amp;quality=70&amp;strip=all&amp;ssl=1\" alt=\"c\u00e9lulas madre\" class=\"wp-image-1106808\" srcset=\"https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1500%2C968&amp;quality=70&amp;strip=all&amp;ssl=1 1500w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=800%2C516&amp;quality=70&amp;strip=all&amp;ssl=1 800w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=768%2C496&amp;quality=70&amp;strip=all&amp;ssl=1 768w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1536%2C992&amp;quality=70&amp;strip=all&amp;ssl=1 1536w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1200%2C775&amp;quality=70&amp;strip=all&amp;ssl=1 1200w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=1568%2C1012&amp;quality=70&amp;strip=all&amp;ssl=1 1568w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=400%2C258&amp;quality=70&amp;strip=all&amp;ssl=1 400w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?resize=279%2C180&amp;quality=70&amp;strip=all&amp;ssl=1 279w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones.jpg?w=1783&amp;quality=70&amp;strip=all&amp;ssl=1 1783w, https:\/\/i0.wp.com\/imgs.hipertextual.com\/wp-content\/uploads\/2018\/10\/ratones-1500x968.jpg?w=370&amp;quality=70&amp;strip=all&amp;ssl=1 370w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\"\/><figcaption class=\"wp-element-caption\">Los ensayos se han realizado en ratones<\/figcaption><\/figure>\n<p>Todo esto ocurre con pocos efectos secundarios, ya que<strong> las c\u00e9lulas sanas se libran <\/strong>del ataque del sistema inmunitario o de cualquier f\u00e1rmaco. No debemos olvidar que la quimioterapia afecta tambi\u00e9n a las c\u00e9lulas sanas, de modo que provoca much\u00edsimos efectos secundarios a los pacientes.<\/p>\n<p>A\u00fan es pronto para cantar victoria. Habr\u00e1 que ver c\u00f3mo avanza la investigaci\u00f3n. Pero, de momento, esta vacuna contra el c\u00e1ncer parece prometedora. Seguiremos atentos. Con cautela, pero con esperanza.\u00a0\u00a0<\/p>\n<\/div>\n<p><a href=\"https:\/\/hipertextual.com\/2024\/10\/disenan-bacterias-vacuna-contra-el-cancer\" class=\" target=\" title=\"Dise\u00f1an bacterias que act\u00faan como vacunas contra el c\u00e1ncer\" target=\"_blank\" rel=\"noopener\">Ver fuente<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un equipo de cient\u00edficos de la Universidad de Columbia ha desarrollado una vacuna contra el c\u00e1ncer a base de bacterias. Es importante dejar claro que, al hablar de una vacuna contra el c\u00e1ncer, no hacemos referencia a las t\u00edpicas vacunas que se emplean para prevenir enfermedades infecciosas. En este caso, se trata de una estrategia [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":27783,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-27782","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tecnologia"],"_links":{"self":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/posts\/27782","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=27782"}],"version-history":[{"count":0,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/posts\/27782\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=\/wp\/v2\/media\/27783"}],"wp:attachment":[{"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=27782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=27782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enfoquenoticioso.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=27782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}