{"id":44031,"date":"2025-05-07T13:27:02","date_gmt":"2025-05-07T20:27:02","guid":{"rendered":"https:\/\/periodicorealidades.com\/?p=44031"},"modified":"2025-05-07T13:27:03","modified_gmt":"2025-05-07T20:27:03","slug":"ranas-mexicanas-pueden-ayudar-contra-psoriasis-y-dermatitis-cientificas-de-la-unam-lo-explican","status":"publish","type":"post","link":"https:\/\/periodicorealidades.com\/index.php\/2025\/05\/07\/ranas-mexicanas-pueden-ayudar-contra-psoriasis-y-dermatitis-cientificas-de-la-unam-lo-explican\/","title":{"rendered":"\u00bfRanas Mexicanas Pueden Ayudar contra Psoriasis y Dermatitis? Cient\u00edficas de la UNAM lo Explican"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">La piel de las ranas contiene mol\u00e9culas que pueden contribuir a la curaci\u00f3n de algunas enfermedades inflamatorias e infecciosas como la psoriasis y la dermatitis at\u00f3pica<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cient\u00edficas de la&nbsp;<strong>Universidad Nacional Aut\u00f3noma de M\u00e9xico&nbsp;<\/strong>(UNAM) est\u00e1n realizando estudios con una especie de&nbsp;<strong>rana<\/strong>, end\u00e9mica de nuestro pa\u00eds, para detectar mol\u00e9culas antimicrobianas que ayuden a controlar padecimientos como&nbsp;<strong>psoriasis&nbsp;<\/strong>y&nbsp;<strong>dermatitis at\u00f3pica<\/strong>, pero \u00bfc\u00f3mo lo hacen?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Las investigadoras Yvonne Rosenstein Azoulay y Constance Genevieve Jeanne Henriette Auvynet, del Departamento de Medicina Molecular del Instituto de Biotecnolog\u00eda (IBt) de la\u00a0UNAM, trabajan con secreciones cut\u00e1neas de la\u00a0<strong>rana<\/strong>,\u00a0<em>Pachymedusa dacnicolor<\/em>, para detectar mol\u00e9culas antimicrobianas que ayuden a controlar inflamaciones y no comprometan la capacidad del cuerpo a combatir infecciones.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El objetivo del estudio de las cient\u00edficas con la&nbsp;<strong>rana mexicana<\/strong>, que se encuentra en Morelos y Guerrero, es desarrollar tratamientos seguros, efectivos y accesibles para combatir enfermedades inflamatorias e infecciosas, como la&nbsp;<strong>psoriasis&nbsp;<\/strong>y la&nbsp;<strong>dermatitis at\u00f3pica<\/strong>, padecimientos de la&nbsp;<strong>piel<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Constance Auvynet explic\u00f3 que su estudio se enfoca en \u201cp\u00e9ptidos con actividad dual: antimicrobiana e inmunomoduladora. Tenemos varios modelos, en particular para&nbsp;<strong>padecimientos de la piel&nbsp;<\/strong>como la&nbsp;<strong>psoriasis&nbsp;<\/strong>y la&nbsp;<strong>dermatitis at\u00f3pica<\/strong>\u201d.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"es\" dir=\"ltr\"><a href=\"https:\/\/twitter.com\/hashtag\/Bolet%C3%ADnUNAM?src=hash&amp;ref_src=twsrc%5Etfw\">#Bolet\u00ednUNAM<\/a> Buscan en ranas mol\u00e9culas para combatir enfermedades inflamatorias e infecciosas &gt; <a href=\"https:\/\/t.co\/n5faFCV2Tf\">https:\/\/t.co\/n5faFCV2Tf<\/a> <a href=\"https:\/\/t.co\/OHDNDt5sAI\">pic.twitter.com\/OHDNDt5sAI<\/a><\/p>&mdash; PrensaDigitalUNAM (@PrensaUnam) <a href=\"https:\/\/twitter.com\/PrensaUnam\/status\/1919064500327629075?ref_src=twsrc%5Etfw\">May 4, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Adem\u00e1s, las investigadoras cuentan con otro estudio contra la&nbsp;<strong>actinomicetoma<\/strong>, \u201cuna&nbsp;<strong>infecci\u00f3n&nbsp;<\/strong>granulomatosa cr\u00f3nica causada por diversas bacterias, la m\u00e1s frecuente es la&nbsp;<em>Nocardia brasilensis<\/em>\u201d.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfC\u00f3mo lo hacen?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yvonne Rosenstein explic\u00f3 que purifican \u201cpeque\u00f1os&nbsp;<strong>p\u00e9ptidos&nbsp;<\/strong>con diferentes funciones. Todos son antimicrobianos y muchos modulan la respuesta inmunol\u00f3gica, es decir, tienen un papel dual\u201d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dichos p\u00e9ptidos se producen por las&nbsp;<strong>gl\u00e1ndulas de la piel de las ranas&nbsp;<\/strong>y pueden recolectarse mediante un est\u00edmulo el\u00e9ctrico o al presionar su piel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El procedimiento es posible repetirlo cada 15 d\u00edas,&nbsp;<strong>sin&nbsp;<\/strong>necesidad de&nbsp;<strong>sacrificar a las ranas<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Despu\u00e9s, las muestras pasan por varias etapas de&nbsp;<strong>purificaci\u00f3n&nbsp;<\/strong>y mediante cromatograf\u00edas se obtienen fracciones en las que hay&nbsp;<strong>p\u00e9ptidos<\/strong>, que luego se utilizan en ensayos biol\u00f3gicos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si detectan datos interesantes, la fracci\u00f3n se secuencia para obtener los&nbsp;<strong>p\u00e9ptidos<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Las&nbsp;<strong>investigadoras de la UNAM&nbsp;<\/strong>argumentaron que en los&nbsp;<strong>mam\u00edferos<\/strong>, los&nbsp;<strong>p\u00e9ptidos&nbsp;<\/strong>est\u00e1n en cantidades m\u00ednimas, pero en la&nbsp;<strong>piel de los anfibios&nbsp;<\/strong>se producen grandes proporciones, por lo que es posible aislar suficiente material para obtener la secuencia de amino\u00e1cidos y ensayar sus&nbsp;<strong>efectos farmacol\u00f3gicos&nbsp;<\/strong>a partir de un solo esp\u00e9cimen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Actualmente, las investigadoras realizan investigaciones a nivel biol\u00f3gico con el objetivo de que en el futuro puedan avanzar hacia&nbsp;<strong>estudios cl\u00ednicos<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La piel de las ranas contiene mol\u00e9culas que pueden contribuir a la curaci\u00f3n de algunas enfermedades inflamatorias e infecciosas como la psoriasis y la dermatitis at\u00f3pica Cient\u00edficas de la&nbsp;Universidad Nacional Aut\u00f3noma de M\u00e9xico&nbsp;(UNAM) est\u00e1n realizando estudios con una especie de&nbsp;rana, end\u00e9mica de nuestro pa\u00eds, para detectar mol\u00e9culas antimicrobianas que ayuden a controlar padecimientos como&nbsp;psoriasis&nbsp;y&nbsp;dermatitis at\u00f3pica, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":44032,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-44031","post","type-post","status-publish","format-standard","has-post-thumbnail","category-nacional"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00bfRanas Mexicanas Pueden Ayudar contra Psoriasis y Dermatitis? 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