{"id":493025,"date":"2025-09-08T11:45:19","date_gmt":"2025-09-08T17:45:19","guid":{"rendered":"https:\/\/billieparkernoticias.com\/?p=493025"},"modified":"2025-09-08T11:45:19","modified_gmt":"2025-09-08T17:45:19","slug":"importante-cientificos-del-ipn-desarrollan-bioinsecticida-para-detener-dengue","status":"publish","type":"post","link":"https:\/\/fronteraveracruz.com\/?p=493025","title":{"rendered":"#Importante: Cient\u00edficos del IPN desarrollan bioinsecticida para detener dengue ."},"content":{"rendered":"<p>\u2022 Mediante la t\u00e9cnica de silenciamiento g\u00e9nico, los investigadores lograron frenar el desarrollo del insecto y con ello reducir el n\u00famero de ejemplares.<\/p>\n<p>\u2022 En \u00e9poca de lluvias aumentan los casos de la enfermedad debido a que la humedad favorece el desarrollo del mosco Aedes aegypti<\/p>\n<p>08.09.2025 Cient\u00edficos del Instituto Polit\u00e9cnico Nacional (IPN), en colaboraci\u00f3n con expertos de la Universidad Aut\u00f3noma de Ciudad Ju\u00e1rez (UACJ), crearon un bioinsecticida, cuya patente est\u00e1 en proceso, con el que se busca disminuir las poblaciones del mosquito Aedes aegypti, transmisor del dengue, enfermedad que se incrementa en esta \u00e9poca debido al aumento de la humedad generada por las lluvias y la elevaci\u00f3n de la temperatura.<\/p>\n<p>El doctor Erick de Jes\u00fas de Luna Santillana, experto que lidera la investigaci\u00f3n en el Centro de Biotecnolog\u00eda Gen\u00f3mica (CBG), ubicado en Reynosa, Tamaulipas, se\u00f1al\u00f3 que actualmente no existen tratamientos efectivos contra el dengue ni otros virus transmitidos por este insecto (chikungunya y zika). Por ello, subray\u00f3 la importancia de desarrollar mecanismos de control eficaces y amigables con el ambiente, como los bioinsecticidas.<\/p>\n<p>Esta investigaci\u00f3n representa una muestra del compromiso de orientar el conocimiento cient\u00edfico y tecnol\u00f3gico en beneficio de la sociedad, planteado por la Presidenta Claudia Sheinbaum Pardo, as\u00ed como por el titular de la Secretar\u00eda de Educaci\u00f3n P\u00fablica (SEP), Mario Delgado Carrillo.<\/p>\n<p>Aedes aegypti es un mosquito tropical de origen africano que ha colonizado M\u00e9xico y presenta mayor incidencia en estados como Tamaulipas, Guerrero, Jalisco, Veracruz, Morelos, Colima y la costa de Michoac\u00e1n. No sobrevive en lugares con altitud, como la Ciudad de M\u00e9xico, Toluca, Zacatecas y algunas zonas del Baj\u00edo.<\/p>\n<p>El experto del IPN detall\u00f3 que, para frenar el desarrollo del insecto, aplicaron la t\u00e9cnica gen\u00e9tica denominada silenciamiento g\u00e9nico v\u00eda RNA de interferencia (ARNi), con la cual bloquearon la expresi\u00f3n de los genes que permiten al Aedes aegypti completar su desarrollo, impidiendo que crezca m\u00e1s all\u00e1 de la etapa larvaria.<\/p>\n<p>Precis\u00f3 que al bloquear la expresi\u00f3n de la quitina (que forma la nueva cut\u00edcula de la larva) y de la ecdisona (hormona del crecimiento relacionada con la metamorfosis), se detiene la muda de las larvas y estas mueren antes de evolucionar a insecto.}<\/p>\n<p>\u201cEs as\u00ed como se conforma el bioinsecticida, presentado en hojuelas de consistencia firme con las que se alimentan las larvas\u201d, explic\u00f3 Javier Alfonso Garza Hern\u00e1ndez, otro de los doctores involucrados e investigador de la UACJ.<\/p>\n<p>El especialista, egresado del Doctorado en Biotecnolog\u00eda impartido en el CBG, destac\u00f3 que basta con que las larvas ingieran una peque\u00f1a cantidad del alimento para que los RNAs act\u00faen y el Aedes aegypti en formaci\u00f3n muera. Para garantizar mayor efectividad, el alimento diluido en el agua de los criaderos ingresa en las larvas a trav\u00e9s de los orificios naturales que poseen, lo cual les provoca la muerte.<\/p>\n<p>Los expertos informaron que actualmente se realizan ensayos de campo con el bioinsecticida. Estos consisten en colocar toneles con larvas para simular los criaderos comunes que suelen encontrarse en las viviendas (llantas, cubetas y cacharros), donde prueban tanto la efectividad del producto como de los atrayentes de insectos.<\/p>\n<p>Subrayaron que el bioinsecticida es inocuo para el ser humano y para otros insectos, ya que \u00fanicamente provoca el silenciamiento g\u00e9nico en las larvas del mosquito Aedes aegypti, al identificar de manera espec\u00edfica su blanco de acci\u00f3n.<\/p>\n<p>Los doctores De Luna Santillana y Garza Hern\u00e1ndez coincidieron en que es fundamental contar con nuevas estrategias de control que sean amigables con el ambiente; sin embargo, consideraron igualmente imprescindible fomentar la concientizaci\u00f3n de la poblaci\u00f3n sobre la limpieza de patios y traspatios, ya que, al llegar las lluvias, las llantas viejas, cubetas, recipientes y cacharros se convierten en criaderos ideales para el vector del dengue.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u2022 Mediante la t\u00e9cnica de silenciamiento g\u00e9nico, los investigadores lograron frenar el desarrollo del insecto y con ello reducir el n\u00famero de ejemplares. \u2022 En \u00e9poca de lluvias aumentan los casos de la enfermedad debido a que la humedad favorece el desarrollo del mosco Aedes aegypti 08.09.2025 Cient\u00edficos del Instituto Polit\u00e9cnico Nacional (IPN), en colaboraci\u00f3n&#8230;<\/p>\n","protected":false},"author":3,"featured_media":493030,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[18,19],"tags":[12159,2074,5913],"class_list":["post-493025","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticias-de-ultima-hora","category-ellas-en-el-pais","tag-bioinsecticida","tag-dengue","tag-ipn"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - 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