{"id":6361,"date":"2026-03-30T00:17:00","date_gmt":"2026-03-30T07:17:00","guid":{"rendered":"https:\/\/buenosdiasbcs.com\/?p=6361"},"modified":"2026-03-29T22:18:53","modified_gmt":"2026-03-30T05:18:53","slug":"cigarra-la-nueva-variante-de-covid-19-que-se-propaga-rapidamente","status":"publish","type":"post","link":"https:\/\/buenosdiasbcs.com\/?p=6361","title":{"rendered":"\u2018Cigarra\u2019: la nueva variante de COVID-19 que se propaga r\u00e1pidamente"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"h-la-oms-la-clasifico-como-variante-bajo-monitoreo-lo-que-implica-un-seguimiento-constante-sin-que-represente-mayor-gravedad\">La OMS la clasific\u00f3 como \u201cvariante bajo monitoreo\u201d, lo que implica un seguimiento constante sin que represente mayor gravedad.<a href=\"https:\/\/images.sipse.com\/tnQftWq0pdKE_xEDrtRHS0RZFp4=\/1640x1016\/smart\/filters:format(webp)\/2026\/03\/29\/1774807435259.jpeg\"><\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La nueva variante de COVID-19 conocida como \u201cCigarra\u201d, identificada como&nbsp;<strong>BA.3.2,<\/strong>&nbsp;ha encendido las alertas sanitarias debido a su r\u00e1pida propagaci\u00f3n en al menos<em>&nbsp;23 pa\u00edses.<\/em>&nbsp;La Organizaci\u00f3n Mundial de la Salud la clasific\u00f3 como \u201cvariante bajo monitoreo\u201d, lo que implica un seguimiento constante sin que, hasta ahora, represente mayor gravedad.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Especialistas se\u00f1alan que su expansi\u00f3n global responde a una combinaci\u00f3n de factores, entre ellos su capacidad de adaptaci\u00f3n y el comportamiento evolutivo del virus COVID-19.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-mutaciones-y-evasion-inmunologica\"><strong>Mutaciones y evasi\u00f3n inmunol\u00f3gica<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uno de los aspectos m\u00e1s relevantes de \u201cCigarra\u201d es su alto n\u00famero de mutaciones, entre 70 y 75, muchas ubicadas en la prote\u00edna spike, clave para que el virus entre a las c\u00e9lulas humanas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De acuerdo con la Mayo Clinic, estos cambios pueden influir tanto en la transmisi\u00f3n como en la interacci\u00f3n con el sistema inmunol\u00f3gico. Investigaciones cient\u00edficas tambi\u00e9n advierten sobre el llamado \u201cescape inmunol\u00f3gico\u201d, que permite al virus evadir parcialmente los anticuerpos generados por infecciones previas o vacunaci\u00f3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-sintomas-similares-a-otras-variantes\"><strong>S\u00edntomas similares a otras variantes<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hasta el momento, no se han identificado s\u00edntomas exclusivos de la variante \u201cCigarra\u201d. Los casos presentan signos comunes como fiebre, tos, dolor de garganta, congesti\u00f3n nasal, fatiga y dolor muscular.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Seg\u00fan expertos y datos del Centers for Disease Control and Prevention, las variantes pueden modificar la facilidad de contagio, pero no necesariamente los s\u00edntomas, ya que el virus sigue afectando principalmente las v\u00edas respiratorias.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-vacunas-siguen-siendo-clave\"><strong>Vacunas siguen siendo clave<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Aunque algunas mutaciones pueden reducir la protecci\u00f3n frente a la infecci\u00f3n, las vacunas contin\u00faan siendo eficaces para prevenir casos graves, hospitalizaciones y muertes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Autoridades sanitarias insisten en que la inmunizaci\u00f3n y la vigilancia epidemiol\u00f3gica siguen siendo herramientas fundamentales para contener el impacto de nuevas variantes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si bien \u201cCigarra\u201d no es dominante ni ha mostrado mayor severidad, su evoluci\u00f3n mantiene bajo observaci\u00f3n a la comunidad cient\u00edfica, que busca anticipar posibles cambios en su comportamiento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(Con informaci\u00f3n de Excelsior)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La OMS la clasific\u00f3 como \u201cvariante bajo monitoreo\u201d, lo que implica un seguimiento constante sin que represente mayor gravedad. La&#8230;<\/p>\n","protected":false},"author":2,"featured_media":6362,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":"","footnotes":""},"categories":[20],"tags":[],"class_list":["post-6361","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-salud"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u2018Cigarra\u2019: la nueva variante de COVID-19 que se propaga r\u00e1pidamente - Buenos D&iacute;as BCS<\/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:\/\/buenosdiasbcs.com\/?p=6361\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u2018Cigarra\u2019: la nueva variante de COVID-19 que se propaga r\u00e1pidamente\" \/>\n<meta property=\"og:description\" content=\"La OMS la clasific\u00f3 como \u201cvariante bajo monitoreo\u201d, lo que implica un seguimiento constante sin que represente mayor gravedad. 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