{"id":18179,"date":"2020-09-08T10:14:58","date_gmt":"2020-09-08T13:14:58","guid":{"rendered":"http:\/\/ubanews.com\/site\/?p=18179"},"modified":"2020-09-08T10:20:42","modified_gmt":"2020-09-08T13:20:42","slug":"vacina-russa-para-covid-19-induziu-resposta-imune-e-nao-teve-efeitos-adversos-indica-estudo-preliminar-publicado-na-lancet","status":"publish","type":"post","link":"https:\/\/ubanews.com\/site\/2020\/09\/08\/vacina-russa-para-covid-19-induziu-resposta-imune-e-nao-teve-efeitos-adversos-indica-estudo-preliminar-publicado-na-lancet\/","title":{"rendered":"Vacina russa para Covid-19 induziu resposta imune e n\u00e3o teve efeitos adversos, indica estudo preliminar publicado na &#8216;Lancet&#8217;"},"content":{"rendered":"<div class=\"row content-head non-featured \">\n<div class=\"title\">\n<p class=\"content-head__title\"><em>Cientistas russos observaram que uma das limita\u00e7\u00f5es foi a falta de grupo controle, e que mais testes s\u00e3o necess\u00e1rios para comprovar a efic\u00e1cia da vacina. Governo do Paran\u00e1, que firmou parceria para fabricar o imunizante, prev\u00ea iniciar testagem no Brasil em um m\u00eas.<\/em><\/p>\n<\/div>\n<\/div>\n<div class=\"content__signa-share\">\n<div class=\"content__signature\">\n<div class=\"content-publication-data\">\n<div class=\"content-publication-data__text\">\n<p class=\"content-publication-data__from\" title=\"Lara Pinheiro, G1\"><img decoding=\"async\" class=\"content-video__placeholder__thumb lazyload\" style=\"font-size: 1.0625rem;\" title=\"Estudo diz que vacina russa contra o coronav\u00edrus induz resposta imune e \u00e9 segura\" data-src=\"https:\/\/s01.video.glbimg.com\/x240\/8830408.jpg\" alt=\"Estudo diz que vacina russa contra o coronav\u00edrus induz resposta imune e \u00e9 segura\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\"><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-article-body\">\n<article>\n<div class=\"mc-column content-media content-video\" data-block-type=\"backstage-video\" data-block-id=\"0\">\n<div class=\"content-media__container\">\n<div class=\"content-video__bigger-player-description-fixer\">\n<article class=\"content-video\">\n<section class=\"content-video__video-container\">\n<div class=\"content-video__video\">\n<div id=\"wp3-player-2\" class=\"clappr-player\" tabindex=\"9999\" data-player=\"\">\n<div class=\"dfp-ad-overlay dfp-ad-overlay--poster-mode\">\n<div><span style=\"font-size: 1.0625rem;\">Estudo diz que vacina russa contra o coronav\u00edrus induz resposta imune e \u00e9 segura<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column mc-side-item__container\" data-block-type=\"ads\" data-block-id=\"1\">\n<div class=\"mc-side-item mc-side-item--right content-ads content-ads--side-ad\">\n<div id=\"banner_materia1\" class=\"tag-manager-publicidade-container tag-manager-publicidade-banner_materia1 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-google-query-id=\"CKqv6_PQ2esCFd4CuQYdxvoI2Q\" data-cid=\"138321222536\" data-lid=\"5461533821\">\n<div>&nbsp;<\/div>\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Bem_Estar_1__container__\"><span style=\"font-size: 1.0625rem;\">A vacina da&nbsp;<\/span><a style=\"font-size: 1.0625rem;\" href=\"https:\/\/g1.globo.com\/tudo-sobre\/russia\/\">R\u00fassia<\/a><span style=\"font-size: 1.0625rem;\">&nbsp;para a&nbsp;<\/span><a style=\"font-size: 1.0625rem;\" href=\"https:\/\/g1.globo.com\/bemestar\/coronavirus\/\">Covid-19<\/a><span style=\"font-size: 1.0625rem;\">&nbsp;n\u00e3o teve efeitos adversos e induziu resposta imune, indica um estudo com resultados preliminares publicado na revista cient\u00edfica &#8220;The Lancet&#8221;, uma das mais importantes do mundo, nesta sexta-feira (4). Os cientistas russos reconheceram a&nbsp;<\/span><span class=\"highlight highlighted\" style=\"font-size: 1.0625rem;\">necessidade de mais testes para comprovar a efic\u00e1cia da vacina<\/span><span style=\"font-size: 1.0625rem;\">.<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"wall protected-content\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"29\" data-block-id=\"3\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Chamada de &#8220;Sputnik V&#8221;, a imuniza\u00e7\u00e3o&nbsp;<a href=\"https:\/\/g1.globo.com\/bemestar\/vacina\/noticia\/2020\/08\/11\/putin-anuncia-que-russia-e-o-primeiro-pais-do-mundo-a-registrar-vacina-contra-o-novo-coronavirus.ghtml\">foi registrada no m\u00eas passado na R\u00fassia<\/a>, mas a falta de estudos publicados sobre os testes gerou desconfian\u00e7a entre a comunidade internacional.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"13\" data-block-id=\"4\">\n<ul class=\"content-unordered-list\">\n<li><strong>CORRIDA PELA VACINA<\/strong>:&nbsp;<a href=\"https:\/\/especiais.g1.globo.com\/bemestar\/coronavirus\/vacinas\/candidatas-vacina-covid-19\/?_ga=2.24499258.1416277034.1598872531-bc9ebea5-270b-d461-0ca2-19043ea315ec#\/\" target=\"_blank\" rel=\"noopener\">conhe\u00e7a as principais candidatas<\/a><\/li>\n<li><strong>VACINAS TESTADAS NO BRASIL:<\/strong>&nbsp;<a href=\"https:\/\/g1.globo.com\/fantastico\/noticia\/2020\/06\/28\/vacinas-contra-a-covid-19-sao-testadas-no-brasil-veja-como-as-pesquisas-funcionam.ghtml\">entenda pesquisas<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"32\" data-block-id=\"5\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O diretor do Fundo de Investimento Direto Russo, (RDIF), Kiril Dmitriev, anunciou \u00e0 imprensa que&nbsp;<span class=\"highlight highlighted\">a R\u00fassia vai liberar a tecnologia para a vacina come\u00e7ar a ser produzida no exterior em novembro.<\/span><\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"49\" data-block-id=\"6\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">No Brasil, o governo do&nbsp;<a href=\"https:\/\/g1.globo.com\/pr\/parana\/\">Paran\u00e1<\/a>&nbsp;firmou uma parceria para desenvolver a vacina russa e, nesta sexta (4), informou que o pedido de registro do imunizante \u00e0 Ag\u00eancia Nacional de Vigil\u00e2ncia Sanit\u00e1ria (<a href=\"https:\/\/g1.globo.com\/tudo-sobre\/anvisa\/\">Anvisa<\/a>)&nbsp;<a href=\"https:\/\/g1.globo.com\/pr\/parana\/noticia\/2020\/09\/04\/vacina-russa-governo-do-parana-diz-que-pedira-registro-a-anvisa-em-10-dias.ghtml\">deve ser feito em 10 dias<\/a>.&nbsp;<span class=\"highlight highlighted\">Os testes no pa\u00eds devem come\u00e7ar em 1 m\u00eas.<\/span><\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"14\" data-block-id=\"7\">\n<ul class=\"content-unordered-list\">\n<li><a href=\"https:\/\/g1.globo.com\/bemestar\/vacina\/noticia\/2020\/09\/04\/especialistas-dizem-que-resultados-da-vacina-russa-sao-promissores-mas-dados-ainda-sao-preliminares.ghtml\"><strong>Especialistas dizem que resultados da vacina russa s\u00e3o promissores, mas dados ainda s\u00e3o preliminares<\/strong><\/a><\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.instagram.com\/portalubanews\/?hl=pt-br\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"aligncenter wp-image-15594 lazyload\" data-src=\"https:\/\/ubanews.com\/site\/wp-content\/uploads\/2020\/03\/Instagram.jpg\" alt=\"\" width=\"182\" height=\"104\" data-srcset=\"https:\/\/ubanews.com\/site\/wp-content\/uploads\/2020\/03\/Instagram.jpg 1200w, https:\/\/ubanews.com\/site\/wp-content\/uploads\/2020\/03\/Instagram-300x171.jpg 300w, https:\/\/ubanews.com\/site\/wp-content\/uploads\/2020\/03\/Instagram-768x438.jpg 768w, https:\/\/ubanews.com\/site\/wp-content\/uploads\/2020\/03\/Instagram-1024x585.jpg 1024w\" data-sizes=\"(max-width: 182px) 100vw, 182px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 182px; --smush-placeholder-aspect-ratio: 182\/104;\" \/><\/a><\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"7\" data-block-id=\"8\">\n<div class=\"content-intertitle\">\n<h2>Resposta imune forte e de longo prazo<\/h2>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"36\" data-block-id=\"9\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Segundo os resultados publicados, referentes \u00e0s fases 1 e 2, n\u00e3o houve efeitos adversos at\u00e9 42 dias depois da imuniza\u00e7\u00e3o dos participantes, e<span class=\"highlight highlighted\">&nbsp;todos desenvolveram anticorpos para o novo coronav\u00edrus (<\/span><a href=\"https:\/\/g1.globo.com\/bemestar\/coronavirus\/noticia\/2020\/03\/24\/coronavirus-covid-19-sars-cov-2-e-mais-veja-a-explicacao-para-16-termos-usados-na-pandemia.ghtml\"><span class=\"highlight highlighted\">Sars-CoV-2<\/span><\/a><span class=\"highlight highlighted\">) dentro de 21 dias.<\/span><\/p>\n<\/div>\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"10\">\n<div id=\"banner_materia2\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia2 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia2\" data-google-query-id=\"CKi_8fXQ2esCFWYDuQYdyagMVg\" data-cid=\"138321830853\" data-lid=\"5348209186\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Bem_Estar_2__container__\"><span style=\"font-size: 1.0625rem;\">Os cientistas do Instituto Gamaleya, que desenvolveu a vacina, disseram \u00e0 imprensa que essa resposta foi maior do que a vista em pacientes que foram infectados e se recuperaram do novo coronav\u00edrus naturalmente.<\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"45\" data-block-id=\"12\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A vacina russa foi testada em&nbsp;<strong>76 pessoas<\/strong>.<strong>&nbsp;<\/strong>Todas receberam uma forma da vacina (<em>veja detalhes das etapas dos testes mais abaixo<\/em>), sem grupo controle (o que recebe uma subst\u00e2ncia inativa, o placebo), que serve para que os resultados sejam comparados entre os dois grupos).<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"22\" data-block-id=\"13\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A m\u00e9dica epidemiologista Denise Garrett, vice-presidente do Instituto Sabin de Vacinas, lembra, entretanto, que criar anticorpos n\u00e3o significa prote\u00e7\u00e3o contra a doen\u00e7a.<\/p>\n<p data-track-category=\"Link no Texto\" data-track-links=\"\"><div id=\"metaslider-id-17652\" style=\"max-width: 1000px;\" class=\"ml-slider-3-106-0 metaslider metaslider-nivo metaslider-17652 ml-slider ms-theme-outline\" role=\"region\" aria-label=\"Texto\" data-height=\"200\" data-width=\"1000\">\n    <div id=\"metaslider_container_17652\">\n        <div class='slider-wrapper theme-default'><div class='ribbon'><\/div><div id='metaslider_17652' class='nivoSlider'><\/div><\/div>\n        \n    <\/div>\n<\/div><\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"54\" data-block-id=\"14\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;Produzir anticorpos n\u00e3o significa que tem prote\u00e7\u00e3o, significa que tem resposta imune. S\u00f3 vai saber se d\u00e1 prote\u00e7\u00e3o se tiver dois grupos \u2013 um placebo e um com a vacina \u2013 e ver quais pessoas se infectaram com e sem a vacina. S\u00f3 se pode falar em prote\u00e7\u00e3o pela vacina com isso&#8221;, destaca Garrett.<\/p><\/blockquote>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"65\" data-block-id=\"15\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Os resultados tamb\u00e9m<span class=\"highlight highlighted\">&nbsp;<\/span><strong><span class=\"highlight highlighted\">sugerem que a vacina produz uma resposta das c\u00e9lulas T<\/span><\/strong>, um tipo de c\u00e9lula de defesa do corpo, dentro de 28 dias.&nbsp;<a href=\"https:\/\/g1.globo.com\/bemestar\/coronavirus\/noticia\/2020\/07\/11\/imunidade-contra-o-coronavirus-tire-duvidas-sobre-como-anticorpos-e-celulas-t-atuam-contra-a-covid-19.ghtml\">As c\u00e9lulas T<\/a>&nbsp;t\u00eam, entre outras fun\u00e7\u00f5es, destruir c\u00e9lulas infectadas por um v\u00edrus. Os cientistas do Gamaleya afirmaram que as respostas de c\u00e9lulas T vistas com a vacina<span class=\"highlight highlighted\">&nbsp;indicam n\u00e3o s\u00f3 uma resposta imune forte, mas de longo prazo<\/span>.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"17\" data-block-id=\"16\">\n<ul class=\"content-unordered-list\">\n<li><a href=\"https:\/\/g1.globo.com\/bemestar\/vacina\/noticia\/2020\/09\/04\/vacina-russa-para-covid-19-induziu-resposta-imune-e-nao-teve-efeitos-adversos-indica-estudo-preliminar-publicado-na-the-lancet.ghtml\"><strong>&#8216;Vacinas salvam vidas&#8217;, diz OMS sobre afirma\u00e7\u00e3o de Bolsonaro de n\u00e3o poder &#8216;obrigar ningu\u00e9m&#8217; a se vacinar<\/strong><\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"67\" data-block-id=\"17\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O fato de n\u00e3o haver grupo controle foi notado pelos cientistas como&nbsp;<strong>uma limita\u00e7\u00e3o do estudo<\/strong>. Outro ponto limitante \u00e9 que, em geral, os volunt\u00e1rios inclu\u00eddos eram relativamente jovens, com idades entre 20 e 30 anos (apesar de a idade de recrutamento ter sido entre 18 e 60 anos). Pessoas mais velhas correm mais risco de desenvolver a forma grave da doen\u00e7a e morrer pela infec\u00e7\u00e3o.<\/p>\n<\/div>\n<div class=\"mc-column content-media content-video\" data-block-type=\"backstage-video\" data-block-id=\"19\">\n<div class=\"content-media__container\">\n<div class=\"content-video__bigger-player-description-fixer\">\n<article class=\"content-video\">\n<section class=\"content-video__video-container\">\n<div class=\"content-video__video\">\n<div class=\"content-video__placeholder\" data-video-id=\"8830352\"><img decoding=\"async\" class=\"content-video__placeholder__thumb lazyload\" title=\"'Vamos licenciar vacinas sem todas as informa\u00e7\u00f5es completas', afirma Renato Kfouri\" data-src=\"https:\/\/s01.video.glbimg.com\/x240\/8830352.jpg\" alt=\"'Vamos licenciar vacinas sem todas as informa\u00e7\u00f5es completas', afirma Renato Kfouri\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\"><\/div>\n<div id=\"wp3-player-3\" class=\"clappr-player\" tabindex=\"9999\" data-player=\"\">\n<div class=\"dfp-ad-overlay dfp-ad-overlay--poster-mode\">\n<div>&nbsp;<\/div>\n<\/div>\n<div class=\"container master-container pointer-enabled\" data-container=\"\" data-pip=\"\">\n<div class=\"poster\">&nbsp;<\/div>\n<\/div>\n<div class=\"media-control media-control-hide\">\n<div class=\"media-control-panel\">\n<div class=\"media-control-panel__front-layer\">\n<div class=\"media-control-position__right\"><span style=\"font-size: 1.0625rem;\">&#8216;Vamos licenciar vacinas sem todas as informa\u00e7\u00f5es completas&#8217;, afirma Renato Kfouri<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"35\" data-block-id=\"20\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O presidente da Sociedade Brasileira de Imuniza\u00e7\u00f5es, Renato Kfouri, disse que o resultado \u00e9 importante, mas ressalta que ainda falta a fase 3, em que a vacina \u00e9 testada em um grande n\u00famero de pessoas.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"35\" data-block-id=\"21\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;\u00c9 um estudo aguardado, publicado em uma revista s\u00e9ria. Hoje a vacina pode ser categorizada como realmente uma candidata, mas isso ainda depende de estudo de fase tr\u00eas onde est\u00e3o 7 outras vacinas&#8221;, disse Kfouri.<\/p><\/blockquote>\n<\/div>\n<div class=\"mc-column content-media content-video\" data-block-type=\"backstage-video\" data-block-id=\"22\">\n<div class=\"content-media__container\">\n<div class=\"content-video__bigger-player-description-fixer\">\n<article class=\"content-video\">\n<section class=\"content-video__video-container\">\n<div class=\"content-video__video\">\n<div class=\"content-video__placeholder\" data-video-id=\"8830550\"><img decoding=\"async\" class=\"content-video__placeholder__thumb lazyload\" title=\"Sputnik V produz n\u00edveis de anticorpos menor que vacina de Oxford, explica pesquisador\" data-src=\"https:\/\/s03.video.glbimg.com\/x240\/8830550.jpg\" alt=\"Sputnik V produz n\u00edveis de anticorpos menor que vacina de Oxford, explica pesquisador\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\"><\/div>\n<div id=\"wp3-player-4\" class=\"clappr-player\" tabindex=\"9999\" data-player=\"\">\n<div class=\"dfp-ad-overlay dfp-ad-overlay--poster-mode\">\n<div>&nbsp;<\/div>\n<\/div>\n<div class=\"container master-container pointer-enabled\" data-container=\"\" data-pip=\"\">\n<div class=\"poster\">\n<div class=\"poster__background\"><span style=\"font-size: 1.0625rem;\">Sputnik V produz n\u00edveis de anticorpos menor que vacina de Oxford, explica pesquisador<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"45\" data-block-id=\"23\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Julio Croda, infectologista da&nbsp;<a href=\"https:\/\/g1.globo.com\/tudo-sobre\/fiocruz\/\">Fiocruz<\/a>&nbsp;e professor da Faculdade de Medicina da Universidade Federal de Mato Grosso do Sul (<a href=\"https:\/\/g1.globo.com\/educacao\/universidade\/ufms\/\">UFMS<\/a>) diz que h\u00e1 estudos pr\u00e9vios que sugerem que uma resposta duradoura est\u00e1 ligada \u00e0 imunidade celular, e n\u00e3o ao anticorpo que circula no sangue.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"22\" data-block-id=\"25\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;Isso n\u00e3o \u00e9 um fato novo dessa vacina, mas prova que essa vacina gera essa imunidade celular, que \u00e9 duradoura&#8221;, avalia Croda.<\/p><\/blockquote>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"55\" data-block-id=\"26\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O especialista diz que o estudo publicado na revista cient\u00edfica mostra que a vacina russa parece produzir<span class=\"highlight highlighted\">&nbsp;um n\u00edvel de anticorpos um pouco menor do que a&nbsp;<\/span><a href=\"https:\/\/g1.globo.com\/bemestar\/vacina\/noticia\/2020\/09\/02\/ministerio-da-saude-mantem-previsao-de-distribuicao-da-vacina-de-oxford-para-janeiro-de-2021.ghtml\"><span class=\"highlight highlighted\">vacina de Oxford<\/span>,<\/a>&nbsp;que est\u00e1 sendo testada no Brasil. &#8220;Mas, definitivamente, s\u00f3 depois dos resultados da fase 3 de testes a gente vai poder comparar essas diferentes tecnologias.&#8221;<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"1\" data-block-id=\"27\">\n<div class=\"content-intertitle\">\n<h2>Etapas<\/h2>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"48\" data-block-id=\"28\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">As fases 1 e 2 dos testes de uma vacina buscam verificar a efic\u00e1cia e a seguran\u00e7a delas, ainda com menos participantes que a fase 3. Normalmente, os testes de fase 1 t\u00eam dezenas de volunt\u00e1rios, os de fase 2, centenas, e os de fase 3, milhares.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"47\" data-block-id=\"29\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Na fase 3, o objetivo dos testes \u00e9 verificar a efic\u00e1cia em larga escala. Nesta etapa, a R\u00fassia pretende chamar 40 mil volunt\u00e1rios. As fases costumam ser conduzidas separadamente, mas, por causa da urg\u00eancia dos resultados, v\u00e1rias vacinas t\u00eam sido testadas simultaneamente em mais de uma fase.<\/p>\n<\/div>\n<div class=\"block-podcast\">\n<div class=\"mc-column content-media content-media--normal podcast-container\" data-block-type=\"multicontent-podcast\" data-block-id=\"30\"><span style=\"font-size: 1.0625rem;\">A m\u00e9dica epidemiologista Denise Garrett, vice-presidente do Instituto Sabin de Vacinas, avalia que o problema da vacina russa \u00e9 que a imuniza\u00e7\u00e3o foi aprovada sem os resultados da fase 3.<\/span><\/div>\n<\/div>\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"32\">\n<div id=\"banner_materia__aab00f15-71af-4427-93ee-fab5013f2e23\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__aab00f15-71af-4427-93ee-fab5013f2e23 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__aab00f15-71af-4427-93ee-fab5013f2e23\" data-google-query-id=\"CLq4uPrQ2esCFTwJuQYdtfAAkQ\" data-cid=\"138322130156\" data-lid=\"5467459635\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Bem_Estar_5__container__\">&nbsp;<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"55\" data-block-id=\"33\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;Teria sido \u00f3timo se tivessem feito da seguinte maneira \u2013 publicado esses resultados e passado para a fase 3. Passar para a vacina\u00e7\u00e3o em massa sem fase 3 \u00e9 desastroso&#8221;, avalia Garrett. &#8220;Se h\u00e1 um efeito adverso que \u00e9 de 1 em cada 100 pessoas, n\u00e3o seria detectado, j\u00e1 que eles testaram s\u00f3 76&#8221;, lembra.<\/p><\/blockquote>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"18\" data-block-id=\"34\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Ela destaca que, caso fosse essa a incid\u00eancia de efeitos colaterais graves, muitas pessoas poderiam ser afetadas.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"43\" data-block-id=\"35\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;Centenas de milhares, milh\u00f5es, at\u00e9 bilh\u00f5es de pessoas podem receber essa vacina&#8221;, lembra. Se houver efeito adverso em uma a cada cem pessoas, por exemplo, &#8220;se aplicar em mil pessoas, s\u00e3o 10 pessoas previamente sadias que v\u00e3o desenvolver efeito adverso grave&#8221;, ressalta Garrett.<\/p><\/blockquote>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"42\" data-block-id=\"36\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Se eu tivesse visto esse resultado logo no in\u00edcio e depois passasse para a fase 3, eu ficaria entusiasmada com essa vacina&#8221;, completou. &#8220;Essas fases [1 e 2] s\u00e3o muito limitadas. Eu n\u00e3o posso enfatizar o bastante a necessidade de fase 3&#8221;.<\/p>\n<p data-track-category=\"Link no Texto\" data-track-links=\"\"><div id=\"metaslider-id-17652\" style=\"max-width: 1000px;\" class=\"ml-slider-3-106-0 metaslider metaslider-nivo metaslider-17652 ml-slider ms-theme-outline\" role=\"region\" aria-label=\"Texto\" data-height=\"200\" data-width=\"1000\">\n    <div id=\"metaslider_container_17652\">\n        <div class='slider-wrapper theme-default'><div class='ribbon'><\/div><div id='metaslider_17652' class='nivoSlider'><\/div><\/div>\n        \n    <\/div>\n<\/div><\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"5\" data-block-id=\"37\">\n<div class=\"content-intertitle\">\n<h2>Como funciona a vacina russa<\/h2>\n<\/div>\n<\/div>\n<div class=\"row medium-uncollapsed content-media content-photo\" data-block-type=\"backstage-photo\" data-block-id=\"38\">\n<div class=\"mc-column content-media__container\">\n<figure><img decoding=\"async\" class=\"i-amphtml-fill-content i-amphtml-replaced-content lazyload\" data-src=\"https:\/\/s2.glbimg.com\/N987zARYZClPnPpdhIsFFc8ySSQ=\/0x0:5184x3456\/984x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/M\/G\/nfXJ1ATzSeI9EDMcf14A\/000-1wg23f.jpg\" data-sizes=\"(max-width: 1920px) 648px, 100vw\" data-srcset=\"https:\/\/s2.glbimg.com\/KVr_0fOzMuloVi6gcAq_vrmAs7Q=\/0x0:5184x3456\/1000x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/M\/G\/nfXJ1ATzSeI9EDMcf14A\/000-1wg23f.jpg 1000w, https:\/\/s2.glbimg.com\/N987zARYZClPnPpdhIsFFc8ySSQ=\/0x0:5184x3456\/984x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/M\/G\/nfXJ1ATzSeI9EDMcf14A\/000-1wg23f.jpg 984w, https:\/\/s2.glbimg.com\/Y6lP9vodlhipYGfnqGlJ0sV5nhM=\/0x0:5184x3456\/640x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/M\/G\/nfXJ1ATzSeI9EDMcf14A\/000-1wg23f.jpg 640w, https:\/\/s2.glbimg.com\/_osUgPh1h6HNZgVFB2BRk3q85vQ=\/0x0:5184x3456\/600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/M\/G\/nfXJ1ATzSeI9EDMcf14A\/000-1wg23f.jpg 600w\" alt=\"A foto, do dia 6 de agosto, mostra a vacina desenvolvida na R\u00fassia contra a Covid-19, a primeira a ser registrada em todo o mundo contra a doen\u00e7a. \u2014 Foto: Handout \/ Russian Direct Investment Fund \/ AFP\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\"><\/figure>\n<p class=\"content-media__description \">A foto, do dia 6 de agosto, mostra a vacina desenvolvida na R\u00fassia contra a Covid-19, a primeira a ser registrada em todo o mundo contra a doen\u00e7a. \u2014 Foto: Handout \/ Russian Direct Investment Fund \/ AFP<\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"66\" data-block-id=\"39\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A vacina russa usa<strong>&nbsp;dois vetores de adenov\u00edrus<\/strong>, que funcionam como um &#8220;ve\u00edculo de lan\u00e7amento&#8221; do novo coronav\u00edrus no corpo: um \u00e9 o adenov\u00edrus humano recombinante tipo 26 (rAd26-S) e o outro \u00e9 o adenov\u00edrus humano recombinante tipo 5 (rAd5-S), que foram modificados para expressar a prote\u00edna S do novo coronav\u00edrus. A prote\u00edna S \u00e9 a que o v\u00edrus usa para entrar nas c\u00e9lulas e infect\u00e1-las.<\/p>\n<\/div>\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"40\">\n<div id=\"banner_materia__c3644840-1ec6-4263-abb3-910f654f72eb\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__c3644840-1ec6-4263-abb3-910f654f72eb tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__c3644840-1ec6-4263-abb3-910f654f72eb\" data-google-query-id=\"CNvp9PzQ2esCFb4JuQYdbRoKQg\" data-cid=\"138320615436\" data-lid=\"5465490237\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Bem_Estar_6__container__\">&nbsp;<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"11\" data-block-id=\"41\">\n<ul class=\"content-unordered-list\">\n<li><a href=\"https:\/\/g1.globo.com\/bemestar\/vacina\/noticia\/2020\/09\/04\/as-conclusoes-do-estudo-sobre-a-vacina-russa-contra-o-coronavirus.ghtml\"><strong>As conclus\u00f5es do estudo sobre a vacina russa contra o coronav\u00edrus<\/strong><\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"40\" data-block-id=\"42\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Os adenov\u00edrus usados foram enfraquecidos, de modo que n\u00e3o pudessem se replicar (ou seja, \u00e9 o que se chama de<strong>&nbsp;vetor viral n\u00e3o replicante<\/strong>) nas c\u00e9lulas humanas e n\u00e3o podem causar doen\u00e7as (o adenov\u00edrus geralmente causa o resfriado comum).<\/p>\n<\/div>\n<div class=\"row medium-uncollapsed content-media content-photo\" data-block-type=\"backstage-photo\" data-block-id=\"43\">\n<div class=\"mc-column content-media__container\">\n<figure><img decoding=\"async\" class=\"i-amphtml-fill-content i-amphtml-replaced-content lazyload\" data-src=\"https:\/\/s2.glbimg.com\/hAPwjxyp4iF1zRMFZKkn0XanHjk=\/0x0:1200x2609\/984x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/8\/H\/vD89BMRLaNOdMI973QIQ\/vetorviral.png\" data-sizes=\"(max-width: 1920px) 648px, 100vw\" data-srcset=\"https:\/\/s2.glbimg.com\/FGXG3g4RvpaMom1vbuSGy9HneZs=\/0x0:1200x2609\/1000x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/8\/H\/vD89BMRLaNOdMI973QIQ\/vetorviral.png 1000w, https:\/\/s2.glbimg.com\/hAPwjxyp4iF1zRMFZKkn0XanHjk=\/0x0:1200x2609\/984x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/8\/H\/vD89BMRLaNOdMI973QIQ\/vetorviral.png 984w, https:\/\/s2.glbimg.com\/ka0T7TNBQL7cCloZ-5Egvvr8L8w=\/0x0:1200x2609\/640x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/8\/H\/vD89BMRLaNOdMI973QIQ\/vetorviral.png 640w, https:\/\/s2.glbimg.com\/Le4EJKah-AsTag_xbXSAGWwxadQ=\/0x0:1200x2609\/600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2020\/8\/H\/vD89BMRLaNOdMI973QIQ\/vetorviral.png 600w\" alt=\"Infogr\u00e1fico mostra como funciona uma vacina de vetor viral \u2014 Foto: Arte G1\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\"><\/figure>\n<p class=\"content-media__description \">Infogr\u00e1fico mostra como funciona uma vacina de vetor viral \u2014 Foto: Arte G1<\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"37\" data-block-id=\"44\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A tecnologia \u00e9 a mesma usada em uma vacina desenvolvida pela R\u00fassia para o&nbsp;<a href=\"https:\/\/g1.globo.com\/bemestar\/ebola\/\">ebola<\/a>. Com base nesses resultados anteriores, os cientistas dizem esperar que a&nbsp;<a href=\"https:\/\/g1.globo.com\/bemestar\/vacina\/noticia\/2020\/08\/20\/vacina-russa-para-covid-19-devera-garantir-imunidade-por-no-minimo-2-anos-dizem-cientistas.ghtml\">&#8220;Sputnik V&#8221; garanta imunidade de at\u00e9 2 anos para a Covid-19<\/a>.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"66\" data-block-id=\"45\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Denise Garrett explica que usar os dois adenov\u00edrus diferentes para &#8220;carregar&#8221; o v\u00edrus faz com que a vacina seja uma esp\u00e9cie de &#8220;duas em uma&#8221;. Isso \u00e9 importante porque, como o adenov\u00edrus \u00e9 um v\u00edrus comum, usar apenas um deles pode fazer com que o sistema de defesa do corpo n\u00e3o o reconhe\u00e7a como um &#8220;invasor&#8221; e n\u00e3o produza uma resposta imune t\u00e3o forte contra ele.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"7\" data-block-id=\"46\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;Foi uma boa estrat\u00e9gia&#8221;, avalia a epidemiologista.<\/p><\/blockquote>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"26\" data-block-id=\"47\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Duas &#8220;vers\u00f5es&#8221; da vacina foram testadas: uma congelada, destinada a cadeias de produ\u00e7\u00e3o globais, e outra liofilizada (desidratada), destinada a locais mais dif\u00edceis de alcan\u00e7ar.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"41\" data-block-id=\"48\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;Ter as duas formula\u00e7\u00f5es da vacina \u00e9 \u00f3timo. A formula\u00e7\u00e3o liofilizada \u00e9 \u00f3tima para transporte e distribui\u00e7\u00e3o da vacina, principalmente para pa\u00edses de baixa e m\u00e9dia renda, onde h\u00e1 dificuldade de ter freezer e eletricidade nas unidades de sa\u00fade&#8221;, afirma Garrett.<\/p><\/blockquote>\n<\/div>\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"49\">\n<div id=\"banner_materia__4a27881d-d383-4a5f-a42e-496a4df1adcf\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__4a27881d-d383-4a5f-a42e-496a4df1adcf tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__4a27881d-d383-4a5f-a42e-496a4df1adcf\" data-google-query-id=\"CK-Mp4HR2esCFTMFuQYdGlsLzg\" data-cid=\"138320615436\" data-lid=\"5465490384\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Bem_Estar_7__container__\">&nbsp;<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"17\" data-block-id=\"50\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A vacina liofilizada pode ser mantida em uma temperatura entre 2\u00baC e 8\u00baC, segundo os cientistas russos.<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"10\" data-block-id=\"51\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\"><strong style=\"font-size: 1.0625rem;\">Por Lara Pinheiro, G1<\/strong><\/p>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Cientistas russos observaram que uma das limita\u00e7\u00f5es foi a falta<\/p>\n","protected":false},"author":2,"featured_media":15983,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-18179","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sem-categoria"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - 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