{"id":8622,"date":"2023-09-05T11:09:44","date_gmt":"2023-09-05T08:09:44","guid":{"rendered":"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/"},"modified":"2023-09-05T11:09:44","modified_gmt":"2023-09-05T08:09:44","slug":"la-nouvelle-variante-hautement-mutee-de-covid-19-est-moins-immunisee-des-tests-de-laboratoire-suggerent","status":"publish","type":"post","link":"https:\/\/urbancare.clinic\/fr\/la-nouvelle-variante-hautement-mutee-de-covid-19-est-moins-immunisee-des-tests-de-laboratoire-suggerent\/","title":{"rendered":"La nouvelle variante hautement mut\u00e9e du COVID-19 est moins \u00e9vasive sur le plan immunitaire, sugg\u00e8rent des tests en laboratoire"},"content":{"rendered":"<div><img decoding=\"async\" src=\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/09\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest.jpg\" class=\"ff-og-image-inserted\" style=\"display:none\"><\/div>\n<p>Une variante hautement mut\u00e9e de la souche Omicron, appel\u00e9e BA.2.86, a suscit\u00e9 des inqui\u00e9tudes dans le monde entier alors que les cas augmentent aux \u00c9tats-Unis, au Royaume-Uni, en Chine et dans plusieurs r\u00e9gions d&#039;Europe. Les experts estiment d\u00e9sormais que la nouvelle variante, \u00e9galement surnomm\u00e9e Pirola, est moins contagieuse et moins immunitaire qu\u2019on le craignait.<\/p>\n<p>Dans deux exp\u00e9riences en laboratoire distinctes men\u00e9es aux \u00c9tats-Unis, des scientifiques ont test\u00e9 comment les anticorps provenant de personnes vaccin\u00e9es et infect\u00e9es pourraient \u00eatre capables de d\u00e9fendre les variantes actuelles du COVID-19, y compris la variante BA.2.86.<\/p>\n<p>Ils ont d\u00e9couvert que le syst\u00e8me immunitaire des personnes r\u00e9cemment infect\u00e9es par le sous-variant XBB offrait le plus haut niveau de protection contre une gamme de variants en circulation, notamment BA.2.86. Les r\u00e9sultats des tests ont \u00e9galement indiqu\u00e9 que le vaccin COVID-19 mis \u00e0 jour ciblant la variante XBB.1.5 peut offrir une protection suppl\u00e9mentaire contre Pirola.<\/p>\n<p>&quot;Deux laboratoires ind\u00e9pendants ont essentiellement montr\u00e9 que BA.2.86 ne constitue pas essentiellement une \u00e9vasion immunitaire suppl\u00e9mentaire par rapport aux variantes actuelles&quot;, Dr Dan Barouch, directeur du Centre de virologie et de recherche sur les vaccins au centre m\u00e9dical Beth Israel Deaconess et chef de l&#039;un des les laboratoires qui ont test\u00e9 la variante, <a rel=\"noopener nofollow\" href=\"https:\/\/edition.cnn.com\/2023\/09\/03\/health\/covid-new-variant-pirola-early-lab-results\/index.html\" target=\"_blank\">dit<\/a> CNN.<\/p>\n<p>\u00ab Nous avons maintenant le deuxi\u00e8me laboratoire qui rapporte des donn\u00e9es de neutralisation sur BA.2.86. Et les nouvelles sont meilleures que ce \u00e0 quoi je m&#039;attendais. Et cela me rend encore plus encourag\u00e9 par le fait que le nouveau vaccin \u00e0 venir aura \u00e9galement un r\u00e9el avantage contre la variante dominante actuelle (EG.5). en tant que BA.2.86 \u00bb, Dr Ashish Jha, ancien coordinateur de la r\u00e9ponse COVID-19 \u00e0 la Maison Blanche, <a rel=\"noopener nofollow\" href=\"https:\/\/twitter.com\/ashishkjha\/status\/1697756479262986404\" target=\"_blank\">tweet\u00e9<\/a>.<\/p>\n<p>Pirola pr\u00e9sente plus de 30 mutations dans sa prot\u00e9ine Spike par rapport \u00e0 XBB.1.5, qui \u00e9tait auparavant une variante dominante aux \u00c9tats-Unis. Le nombre massif de mutations chez Pirola a suscit\u00e9 l&#039;inqui\u00e9tude des experts.<\/p>\n<p>\u00ab Lorsque nous sommes pass\u00e9s de [variante Omicron] XBB.1.5 \u00e0 [Eris] EG.5, il s\u2019agissait peut-\u00eatre d\u2019une ou deux mutations. Mais ces changements massifs, que nous avons \u00e9galement observ\u00e9s de Delta \u00e0 Omicron, sont inqui\u00e9tants \u00bb, Scott Roberts, sp\u00e9cialiste des maladies infectieuses \u00e0 Yale Medicine, <a rel=\"noopener nofollow\" href=\"https:\/\/www.aljazeera.com\/news\/2023\/9\/4\/what-is-pirola-the-newest-ba-2-86-coronavirus-variant-that-is-spreading#:~:text=Published%20On%204%20Sep%202023,triggered%20the%20surge%20in%20cases.\" target=\"_blank\">a dit<\/a>.<\/p>\n<p>Cependant, selon les rapports, les <a rel=\"noopener nofollow\" href=\"https:\/\/www.independent.ie\/irish-news\/dramatic-drop-in-covid-deaths-as-pirola-variant-is-less-serious-than-first-feared\/a729677523.html\" target=\"_blank\">d\u00e9c\u00e8s<\/a> ont diminu\u00e9 avec la propagation du Pirola et la variante est environ 60% moins infectieuse que les virus XBB.1.5.<\/p>\n<p>La variante BA.2.86 s&#039;est propag\u00e9e dans au moins 11 pays apr\u00e8s avoir \u00e9t\u00e9 identifi\u00e9e pour la premi\u00e8re fois au Danemark le 24 juillet. L&#039;OMS et les Centres de contr\u00f4le et de pr\u00e9vention des maladies (CDC) ont ajout\u00e9 la variante \u00e0 leur liste de surveillance.<\/p>\n<p>\u00ab L&#039;\u00e9valuation actuelle du CDC est que ce vaccin mis \u00e0 jour sera efficace pour r\u00e9duire les maladies graves et les hospitalisations. \u00c0 l\u2019heure actuelle, rien ne prouve que cette variante provoque une maladie plus grave. Cette \u00e9valuation pourrait changer \u00e0 mesure que des donn\u00e9es scientifiques suppl\u00e9mentaires seront d\u00e9velopp\u00e9es \u00bb, a d\u00e9clar\u00e9 l&#039;agence. <a rel=\"noopener nofollow\" href=\"https:\/\/www.cdc.gov\/respiratory-viruses\/whats-new\/covid-19-variant.html\" target=\"_blank\">a dit<\/a>.<\/p>\n<p>Alors que les cas montaient en fl\u00e8che, le Dr Anthony Fauci, ancien conseiller m\u00e9dical en chef de la Maison Blanche, a r\u00e9pondu \u00e0 une \u00e9tude selon laquelle les masques ne pouvaient pas aider \u00e0 lutter contre l&#039;infection.<\/p>\n<p>\u00ab Je crains que les gens ne respectent pas les recommandations [de masquage]. Nous ne parlons pas de mandats ni de forcer qui que ce soit, mais lorsque le nombre de cas dans la soci\u00e9t\u00e9 atteint un niveau raisonnablement \u00e9lev\u00e9, les personnes vuln\u00e9rables, les personnes \u00e2g\u00e9es et celles souffrant de maladies sous-jacentes seront plus susceptibles, s\u2019ils sont infect\u00e9s, ils risquent de contracter une maladie grave entra\u00eenant une hospitalisation. Nous savons que. C&#039;est un fait&quot;, Fauci <a rel=\"noopener nofollow\" href=\"https:\/\/edition.cnn.com\/videos\/us\/2023\/09\/02\/anthony-fauci-masks-donald-trump-smerconish-vpx.cnn\" target=\"_blank\">a dit<\/a>.<\/p>\n<p>Publi\u00e9 par Medicaldaily.com<\/p>\n<p><a href=\"https:\/\/www.medicaldaily.com\/new-highly-mutated-covid-19-variant-less-immune-evasive-lab-tests-suggest-470746\">Source quotidienne m\u00e9dicale<\/a><\/p>\n<p>","protected":false},"excerpt":{"rendered":"<div><img decoding=\"async\" src=\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/09\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest.jpg\" class=\"ff-og-image-inserted\"><\/div>\n<p>Une variante hautement mut\u00e9e de la souche Omicron, appel\u00e9e BA.2.86, a suscit\u00e9 des inqui\u00e9tudes dans le monde entier alors que les cas augmentent aux \u00c9tats-Unis, au Royaume-Uni, en Chine et dans plusieurs r\u00e9gions d&#039;Europe. Les experts estiment d\u00e9sormais que la nouvelle variante, \u00e9galement surnomm\u00e9e Pirola, est moins contagieuse et moins immunitaire qu\u2019on le craignait.<\/p>\n<p>Dans deux exp\u00e9riences en laboratoire distinctes men\u00e9es aux \u00c9tats-Unis, des scientifiques ont test\u00e9 comment les anticorps provenant de personnes vaccin\u00e9es et infect\u00e9es pourraient \u00eatre capables de d\u00e9fendre les variantes actuelles du COVID-19, y compris la variante BA.2.86.<\/p>\n<p>Ils ont d\u00e9couvert que le syst\u00e8me immunitaire des personnes r\u00e9cemment infect\u00e9es par le sous-variant XBB offrait le plus haut niveau de protection contre une gamme de variants en circulation, notamment BA.2.86. Les r\u00e9sultats des tests ont \u00e9galement indiqu\u00e9 que le vaccin COVID-19 mis \u00e0 jour ciblant la variante XBB.1.5 peut offrir une protection suppl\u00e9mentaire contre Pirola.<\/p>\n<p>&quot;Deux laboratoires ind\u00e9pendants ont essentiellement montr\u00e9 que BA.2.86 ne constitue pas essentiellement une \u00e9vasion immunitaire suppl\u00e9mentaire par rapport aux variantes actuelles&quot;, Dr Dan Barouch, directeur du Centre de virologie et de recherche sur les vaccins au centre m\u00e9dical Beth Israel Deaconess et chef de l&#039;un des les laboratoires qui ont test\u00e9 la variante, <a rel=\"noopener nofollow\" href=\"https:\/\/edition.cnn.com\/2023\/09\/03\/health\/covid-new-variant-pirola-early-lab-results\/index.html\" target=\"_blank\">dit<\/a> CNN.<\/p>\n<p>\u00ab Nous avons maintenant le deuxi\u00e8me laboratoire qui rapporte des donn\u00e9es de neutralisation sur BA.2.86. Et les nouvelles sont meilleures que ce \u00e0 quoi je m&#039;attendais. Et cela me rend encore plus encourag\u00e9 par le fait que le nouveau vaccin \u00e0 venir aura \u00e9galement un r\u00e9el avantage contre la variante dominante actuelle (EG.5). en tant que BA.2.86 \u00bb, Dr Ashish Jha, ancien coordinateur de la r\u00e9ponse COVID-19 \u00e0 la Maison Blanche, <a rel=\"noopener nofollow\" href=\"https:\/\/twitter.com\/ashishkjha\/status\/1697756479262986404\" target=\"_blank\">tweet\u00e9<\/a>.<\/p>\n<p>Pirola pr\u00e9sente plus de 30 mutations dans sa prot\u00e9ine Spike par rapport \u00e0 XBB.1.5, qui \u00e9tait auparavant une variante dominante aux \u00c9tats-Unis. Le nombre massif de mutations chez Pirola a suscit\u00e9 l&#039;inqui\u00e9tude des experts.<\/p>\n<p>\u00ab Lorsque nous sommes pass\u00e9s de [variante Omicron] XBB.1.5 \u00e0 [Eris] EG.5, il s\u2019agissait peut-\u00eatre d\u2019une ou deux mutations. Mais ces changements massifs, que nous avons \u00e9galement observ\u00e9s de Delta \u00e0 Omicron, sont inqui\u00e9tants \u00bb, Scott Roberts, sp\u00e9cialiste des maladies infectieuses \u00e0 Yale Medicine, <a rel=\"noopener nofollow\" href=\"https:\/\/www.aljazeera.com\/news\/2023\/9\/4\/what-is-pirola-the-newest-ba-2-86-coronavirus-variant-that-is-spreading#:~:text=Published%20On%204%20Sep%202023,triggered%20the%20surge%20in%20cases.\" target=\"_blank\">a dit<\/a>.<\/p>\n<p>Cependant, selon les rapports, les <a rel=\"noopener nofollow\" href=\"https:\/\/www.independent.ie\/irish-news\/dramatic-drop-in-covid-deaths-as-pirola-variant-is-less-serious-than-first-feared\/a729677523.html\" target=\"_blank\">d\u00e9c\u00e8s<\/a> ont diminu\u00e9 avec la propagation du Pirola et la variante est environ 60% moins infectieuse que les virus XBB.1.5.<\/p>\n<p>La variante BA.2.86 s&#039;est propag\u00e9e dans au moins 11 pays apr\u00e8s avoir \u00e9t\u00e9 identifi\u00e9e pour la premi\u00e8re fois au Danemark le 24 juillet. L&#039;OMS et les Centres de contr\u00f4le et de pr\u00e9vention des maladies (CDC) ont ajout\u00e9 la variante \u00e0 leur liste de surveillance.<\/p>\n<p>\u00ab L&#039;\u00e9valuation actuelle du CDC est que ce vaccin mis \u00e0 jour sera efficace pour r\u00e9duire les maladies graves et les hospitalisations. \u00c0 l\u2019heure actuelle, rien ne prouve que cette variante provoque une maladie plus grave. Cette \u00e9valuation pourrait changer \u00e0 mesure que des donn\u00e9es scientifiques suppl\u00e9mentaires seront d\u00e9velopp\u00e9es \u00bb, a d\u00e9clar\u00e9 l&#039;agence. <a rel=\"noopener nofollow\" href=\"https:\/\/www.cdc.gov\/respiratory-viruses\/whats-new\/covid-19-variant.html\" target=\"_blank\">a dit<\/a>.<\/p>\n<p>Alors que les cas montaient en fl\u00e8che, le Dr Anthony Fauci, ancien conseiller m\u00e9dical en chef de la Maison Blanche, a r\u00e9pondu \u00e0 une \u00e9tude selon laquelle les masques ne pouvaient pas aider \u00e0 lutter contre l&#039;infection.<\/p>\n<p>\u00ab Je crains que les gens ne respectent pas les recommandations [de masquage]. Nous ne parlons pas de mandats ni de forcer qui que ce soit, mais lorsque le nombre de cas dans la soci\u00e9t\u00e9 atteint un niveau raisonnablement \u00e9lev\u00e9, les personnes vuln\u00e9rables, les personnes \u00e2g\u00e9es et celles souffrant de maladies sous-jacentes seront plus susceptibles, s\u2019ils sont infect\u00e9s, ils risquent de contracter une maladie grave entra\u00eenant une hospitalisation. Nous savons que. C&#039;est un fait&quot;, Fauci <a rel=\"noopener nofollow\" href=\"https:\/\/edition.cnn.com\/videos\/us\/2023\/09\/02\/anthony-fauci-masks-donald-trump-smerconish-vpx.cnn\" target=\"_blank\">a dit<\/a>.<\/p>\n<p>Publi\u00e9 par Medicaldaily.com<\/p>","protected":false},"author":2,"featured_media":8623,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":{"fifu_image_url":"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/09\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest.jpg","fifu_image_alt":"","footnotes":""},"categories":[27],"tags":[],"class_list":["post-8622","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>New Highly Mutated COVID-19 Variant Is Less Immune-Evasive, Lab Tests Suggest - Urban Care Clinic<\/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:\/\/urbancare.clinic\/fr\/la-nouvelle-variante-hautement-mutee-de-covid-19-est-moins-immunisee-des-tests-de-laboratoire-suggerent\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New Highly Mutated COVID-19 Variant Is Less Immune-Evasive, Lab Tests Suggest - Urban Care Clinic\" \/>\n<meta property=\"og:description\" content=\"A highly mutated variant of the Omicron strain, called BA.2.86, has raised concerns across the world as cases surge in the U.S., the U.K., China and several parts of Europe. Experts now believe the new variant, also dubbed Pirola, is less contagious and immune evasive than feared.In two separate lab experiments conducted in the U.S., scientists tested how the antibodies from vaccinated and infected people might be able to defend the current variants of COVID-19, including the BA.2.86 variant.They found the immune systems of those recently infected with the XBB subvariant gave the highest level of protection against a range of circulating variants, including BA.2.86. The test results also indicated that the updated COVID-19 vaccine targeting the XBB.1.5 variant can give additional protection against Pirola.&quot;Two independent labs have basically shown that BA.2.86 essentially is not a further immune escape compared with current variants,&quot; Dr. Dan Barouch, director of the Center for Virology and Vaccine Research at Beth Israel Deaconess Medical Center and leader of one of the labs that tested the variant, told CNN.&quot;We now have the 2nd lab reporting neutralization data on BA.2.86 And the news is better than I was expecting And makes me more encouraged that the new upcoming vaccine will have a real benefit against the current dominant variant (EG.5) as well as BA.2.86,&quot; Dr. Ashish Jha, former White House COVID-19 response coordinator, tweeted.Pirola has more than 30 mutations to its spike protein compared to XBB.1.5, which was previously a dominant variant in the U.S. The massive number of mutations in Pirola has raised concern among experts.&quot;When we went from [Omicron variant] XBB.1.5 to [Eris] EG.5, that was maybe one or two mutations. But these massive shifts, which we also saw from Delta to Omicron, are worrisome,&quot; Scott Roberts, Yale Medicine infectious diseases specialist, said.However, according to reports, COVID-related deaths have dropped with the spread of Pirola and the variant is about 60% less infectious than XBB.1.5 viruses.The BA.2.86 variant has spread to at least 11 countries after it was first identified in Denmark on July 24. The WHO and the Centers for Disease Control and Prevention (CDC) have added the variant to their watchlist.&quot;CDC&#039;s current assessment is that this updated vaccine will be effective at reducing severe disease and hospitalization. At this point, there is no evidence that this variant is causing more severe illness. That assessment may change as additional scientific data are developed,&quot; the agency said.As the cases skyrocketed, Dr. Anthony Fauci, former White House chief medical adviser, responded to a study that claimed masks cannot help against the infection.&quot;I am concerned that people will not abide by [masking] recommendations. We&#039;re not talking about mandates or forcing anybody, but when you have a situation where the volume of cases in society gets to a reasonably high level, the vulnerable, the elderly, and those with underlying conditions, are going to be more susceptible, if they do get infected, of getting severe disease leading to hospitalization. We know that. That&#039;s a fact,&quot; Fauci said.Published by Medicaldaily.com\" \/>\n<meta property=\"og:url\" content=\"https:\/\/urbancare.clinic\/fr\/la-nouvelle-variante-hautement-mutee-de-covid-19-est-moins-immunisee-des-tests-de-laboratoire-suggerent\/\" \/>\n<meta property=\"og:site_name\" content=\"Urban Care Clinic\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/urbancarezanzibar\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-05T08:09:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/09\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest.jpg\" \/>\n<meta name=\"author\" content=\"Urban Care Clinic\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/09\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Urban Care Clinic\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/\"},\"author\":{\"name\":\"Urban Care Clinic\",\"@id\":\"https:\/\/urbancare.clinic\/#\/schema\/person\/f286c4d84be896d302aceda3ed7e789c\"},\"headline\":\"New Highly Mutated COVID-19 Variant Is Less Immune-Evasive, Lab Tests Suggest\",\"datePublished\":\"2023-09-05T08:09:44+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/\"},\"wordCount\":531,\"publisher\":{\"@id\":\"https:\/\/urbancare.clinic\/#organization\"},\"image\":{\"@id\":\"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/urbancare.clinic\/wp-content\/uploads\/2023\/09\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest.jpg\",\"articleSection\":[\"Medical Daily\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/\",\"url\":\"https:\/\/urbancare.clinic\/new-highly-mutated-covid-19-variant-is-less-immune-evasive-lab-tests-suggest\/\",\"name\":\"New Highly Mutated COVID-19 Variant Is Less Immune-Evasive, Lab Tests Suggest - 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Urban Care Clinic","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/urbancare.clinic\/fr\/la-nouvelle-variante-hautement-mutee-de-covid-19-est-moins-immunisee-des-tests-de-laboratoire-suggerent\/","og_locale":"fr_FR","og_type":"article","og_title":"New Highly Mutated COVID-19 Variant Is Less Immune-Evasive, Lab Tests Suggest - Urban Care Clinic","og_description":"A highly mutated variant of the Omicron strain, called BA.2.86, has raised concerns across the world as cases surge in the U.S., the U.K., China and several parts of Europe. Experts now believe the new variant, also dubbed Pirola, is less contagious and immune evasive than feared.In two separate lab experiments conducted in the U.S., scientists tested how the antibodies from vaccinated and infected people might be able to defend the current variants of COVID-19, including the BA.2.86 variant.They found the immune systems of those recently infected with the XBB subvariant gave the highest level of protection against a range of circulating variants, including BA.2.86. The test results also indicated that the updated COVID-19 vaccine targeting the XBB.1.5 variant can give additional protection against Pirola.\"Two independent labs have basically shown that BA.2.86 essentially is not a further immune escape compared with current variants,\" Dr. Dan Barouch, director of the Center for Virology and Vaccine Research at Beth Israel Deaconess Medical Center and leader of one of the labs that tested the variant, told CNN.\"We now have the 2nd lab reporting neutralization data on BA.2.86 And the news is better than I was expecting And makes me more encouraged that the new upcoming vaccine will have a real benefit against the current dominant variant (EG.5) as well as BA.2.86,\" Dr. Ashish Jha, former White House COVID-19 response coordinator, tweeted.Pirola has more than 30 mutations to its spike protein compared to XBB.1.5, which was previously a dominant variant in the U.S. The massive number of mutations in Pirola has raised concern among experts.\"When we went from [Omicron variant] XBB.1.5 to [Eris] EG.5, that was maybe one or two mutations. But these massive shifts, which we also saw from Delta to Omicron, are worrisome,\" Scott Roberts, Yale Medicine infectious diseases specialist, said.However, according to reports, COVID-related deaths have dropped with the spread of Pirola and the variant is about 60% less infectious than XBB.1.5 viruses.The BA.2.86 variant has spread to at least 11 countries after it was first identified in Denmark on July 24. The WHO and the Centers for Disease Control and Prevention (CDC) have added the variant to their watchlist.\"CDC's current assessment is that this updated vaccine will be effective at reducing severe disease and hospitalization. At this point, there is no evidence that this variant is causing more severe illness. That assessment may change as additional scientific data are developed,\" the agency said.As the cases skyrocketed, Dr. Anthony Fauci, former White House chief medical adviser, responded to a study that claimed masks cannot help against the infection.\"I am concerned that people will not abide by [masking] recommendations. We're not talking about mandates or forcing anybody, but when you have a situation where the volume of cases in society gets to a reasonably high level, the vulnerable, the elderly, and those with underlying conditions, are going to be more susceptible, if they do get infected, of getting severe disease leading to hospitalization. We know that. 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