Omicron<\/a> ismi verildi.<\/p>\nBu varyant\u0131n di\u011ferlerinden fark\u0131 ne?<\/span><\/strong><\/p>\nOmicron varyant\u0131 spike proteininde \u00e7ok daha fazla mutasyon ta\u015f\u0131yor. Ara\u015ft\u0131rmac\u0131lar hala ‘daha \u00e7ok bula\u015f\u0131yor mu’ veya ‘daha \u00f6l\u00fcmc\u00fcl m\u00fc’ gibi sorular\u0131n yan\u0131tlar\u0131n\u0131 ar\u0131yor.<\/p>\n
1- Varyant nereden geldi?<\/strong><\/h3>\n\u015eu ana kadar sadece tahminler y\u00fcr\u00fct\u00fcl\u00fcyor. Londra UCL Genetik Enstit\u00fcs\u00fc bilim insanlar\u0131na g\u00f6re vir\u00fcs\u00fcn AIDS\u2019li bir hastan\u0131n v\u00fccuduna girerek mutasyona u\u011fram\u0131\u015f olma ihtimali mevcut. G\u00fcney Afrika\u2019da kay\u0131tl\u0131 8.2 milyon HIV ta\u015f\u0131y\u0131c\u0131s\u0131 var. Ge\u00e7en y\u0131l ortaya \u00e7\u0131kan G\u00fcney Afrika varyant\u0131 da (beta) HIV\u2019li bir ki\u015fiden bula\u015fm\u0131\u015ft\u0131.<\/p>\n
2- \u015eu an ne kadar yayg\u0131n?<\/strong><\/h3>\nGe\u00e7en \u00c7ar\u015famba g\u00fcn\u00fc \u00fclkenin ba\u015fkenti Johannesburg\u2019da tespit edilen 1.100 vakan\u0131n y\u00fczde 90\u2019\u0131n\u0131n Omicron varyant\u0131 oldu\u011fu saptand\u0131. \u00dclkenin kom\u015funu Botswana da \u00fclkesinde d\u00f6rt Omicron vakas\u0131 tespit etti. Hong Kong\u2019da da G\u00fcney Afrika\u2019dan gelen bir turistte bu varyanttan saptand\u0131 ve ki\u015fi karantinaya al\u0131nd\u0131. \u0130srail\u2019de de Malawi\u2019den gelen bir ki\u015fide Omicron g\u00f6r\u00fcld\u00fc, Bel\u00e7ika’da da bir ki\u015fi saptand\u0131.<\/p>\n
3- Piyasalar nas\u0131l yan\u0131t verdi?<\/strong><\/h3>\nHer yeni \u00e7\u0131kan varyant piyasalar i\u00e7in de risk demek. Cuma g\u00fcn\u00fc \u00f6zellikle turizm hisseleri ciddi \u015fekilde etkilendi. S&P 500 endeksi y\u00fczde 2,4, Dow Jones Sanayi Endeksi y\u00fczde 2,95 d\u00fc\u015ft\u00fc. Varyant \u00fcretimin aksayaca\u011f\u0131 endi\u015fesiyle k\u00fcresel petrol fiyatlar\u0131n\u0131 y\u00fczde 10 a\u015fa\u011f\u0131 \u00e7ekti. New York\u2019ta d\u00fcn petrol\u00fcn varili 70 dolardan i\u015flem g\u00f6rd\u00fc. Borsa \u0130stanbul haftay\u0131 y\u00fczde 2,35 kay\u0131pla kapatt\u0131.<\/p>\n
4-\u00dclkeler ne yap\u0131yor?<\/strong><\/h3>\nBirle\u015fik Krall\u0131k alt\u0131 Afirka \u00fclkesinden u\u00e7u\u015flar\u0131 durdurdu. Singapur son 14 g\u00fcn i\u00e7inde G\u00fcney Afrika veya kom\u015fu \u00fclkelerinde bulunmu\u015f olanlar\u0131n \u00fclkeye giri\u015fini yasaklad\u0131. Avrupa Birli\u011fi, \u00fcyelerine Afrika\u2019dan u\u00e7u\u015flar\u0131 durdurmalar\u0131 tavsiyesini verdi. G\u00fcney Afrika ise \u00fclkesine konan u\u00e7u\u015f yasaklar\u0131na tepkili ve kararlar\u0131 adil olmamakla itham ediyor.<\/p>\nPek \u00e7ok \u00fclke Omricon varyant\u0131 sebebiyle G\u00fcney Afrika u\u00e7u\u015flar\u0131n\u0131 durdurdu. Foto\u011frafta Johannesburg’daki Tambo Havaliman\u0131’ndan Londra’ya olan u\u00e7u\u015flar\u0131n iptal edildi\u011fini g\u00f6r\u00fcyoruz. Foto\u011fraf: Reuters<\/figcaption><\/figure>\n5-Bu varyanttan ne kadar endi\u015felenmeliyiz?<\/strong><\/h3>\nHen\u00fcz bir \u015fey s\u00f6ylemek i\u00e7in erken. D\u00fcnya Sa\u011fl\u0131k \u00d6rg\u00fct\u00fc, \u201c\u00c7ok h\u0131zl\u0131 yay\u0131ld\u0131\u011f\u0131n\u0131 s\u00f6yleyebiliriz\u201d diyor. A\u015f\u0131lara kar\u015f\u0131 direnci noktas\u0131nda da daha \u00e7ok ara\u015ft\u0131rma yap\u0131lmas\u0131 gerekiyor. Bir vir\u00fcs\u00fcn mutasyona u\u011framas\u0131, her zaman hastal\u0131\u011f\u0131n daha a\u011f\u0131r ge\u00e7irilece\u011fi anlam\u0131na gelmiyor. Merck ve Pfizer\u2019in yeni Covid-19 haplar\u0131n\u0131n da yeni varyantlara nas\u0131l tepki verece\u011fi merak konusu.<\/p>\n
6- \u015eimdi ne olacak?<\/strong><\/h3>\nABD, d\u00fcnyan\u0131n pek \u00e7ok yerinden turist yasaklar\u0131n\u0131 kald\u0131rd\u0131. Avrupa Birli\u011fi \u015fimdilik varyant konusunda \u015fimdilik sadece ‘endi\u015feli’ oldu\u011funu a\u00e7\u0131klad\u0131. Biontech \u00f6n\u00fcm\u00fczdeki iki hafta i\u00e7erisinde a\u015f\u0131n\u0131n Omicron\u2019a kar\u015f\u0131 etkisi \u00fczerine laboratuvar testlerinin ilk sonu\u00e7lar\u0131n\u0131 alaca\u011f\u0131n\u0131 duyurdu.<\/p>\n
Sa\u011fl\u0131k Bilimleri \u00dcniversitesi G\u00fclhane E\u011fitim ve Ara\u015ft\u0131rma Hastanesi Enfeksiyon Hastal\u0131klar\u0131 ve Klinik Mikrobiyoloji Uzman\u0131 Do\u00e7. Dr. \u00dcmit Sava\u015f\u00e7\u0131, Omicron mutasyonunun \u015fu ana kadar g\u00f6r\u00fclen mutasyonel replikasyonlar\u0131n hepsini \u00fczerinde bulunduran genomik olarak ispatlanm\u0131\u015f bir varyant oldu\u011funu kaydederek, “Bu anlamda 5-11 ya\u015f aras\u0131 \u00e7ocuklar\u0131m\u0131z da a\u015f\u0131lanma programlar\u0131na h\u0131zl\u0131ca ge\u00e7meli. A\u015f\u0131lanmay\u0131 h\u0131zland\u0131rmam\u0131z gerekiyor” dedi.<\/p>\n
‘AVRUPA’DA YAYILIRSA 1-2 AY SONRA T\u00dcRK\u0130YE’DE’<\/strong><\/h3>\nVaryant\u0131n tespit edildi\u011fi G\u00fcney Afrika’n\u0131n \u00f6zellikle turizm ve ticaret anlam\u0131nda \u00e7ok temas edilen bir \u00fclke oldu\u011funu kaydeden Do\u00e7. Dr. Sava\u015f\u00e7\u0131, “E\u011fer u\u00e7u\u015f k\u0131s\u0131tlamalar\u0131 ve tedbirleri almazsak, ‘Nu’ varyant\u0131 Avrupa’da da yay\u0131l\u0131rsa, 1-2 ay sonra T\u00fcrkiye’de bir yay\u0131l\u0131m s\u00f6z konusu olacakt\u0131r. Bu s\u00fcre\u00e7te halk\u0131m\u0131z\u0131n yapabilece\u011fi en \u00f6nemli \u015fey, a\u015f\u0131lanmad\u0131r” ifadelerini kulland\u0131.<\/p>\n
Kaynaklar: Bloomberg, DHA, Haberglobal.com.tr<\/strong><\/p>\nKaynak: Web \u00d6zel<\/p>\n","protected":false},"excerpt":{"rendered":"
‘Yine mi’ demeyin, yeni bir varyant daha geldi. G\u00fcney Afrika’dan ikinci bir mutasyon daha \u00e7\u0131karken, yeni varyant Omicron ismini ald\u0131….<\/p>\n","protected":false},"author":2,"featured_media":28504,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-28503","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saglik"],"_links":{"self":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/posts\/28503","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/comments?post=28503"}],"version-history":[{"count":0,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/posts\/28503\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/media\/28504"}],"wp:attachment":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/media?parent=28503"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/categories?post=28503"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/tags?post=28503"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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