V posledn\u00ed dob\u011b bylo schv\u00e1leno k uveden\u00ed na trh n\u011bkolik nov\u00fdch produkt\u016f pro autotestov\u00e1n\u00ed korunov\u00fdch antigen\u016f, co\u017e vzbudilo pozornost.<\/p>\n
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Co je to antigenn\u00ed test a jak\u00fd je rozd\u00edl oproti zn\u00e1m\u00e9mu testu nukleov\u00fdch kyselin? Pro\u010d p\u0159idat tuto novou detek\u010dn\u00ed metodu? Jak\u00e1 je p\u0159esnost detekce? Co je t\u0159eba ud\u011blat? Existuj\u00ed n\u011bjak\u00e1 rizika? O t\u00e9to nov\u00e9 form\u011b detekce panuj\u00ed pochybnosti.<\/p>\n
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Co p\u0159esn\u011b je antigenn\u00ed test? Jak se li\u0161\u00ed od testov\u00e1n\u00ed nukleov\u00fdch kyselin?<\/p>\n
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Antigeny jsou jako \"\u0161aty\", kter\u00e9 m\u00e1 virus na sob\u011b zven\u010d\u00ed, a nukleov\u00e9 kyseliny jsou geny uvnit\u0159 viru.<\/p>\n
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Tyto dva testy se m\u00edrn\u011b li\u0161\u00ed. Test antigenu je metoda, kter\u00e1 za\u010d\u00edn\u00e1 od protil\u00e1tky k m\u011b\u0159en\u00ed \"oble\u010den\u00ed\" a po komplexn\u00ed specifi\u010dnosti lze zobrazit virus; zat\u00edmco test nukleov\u00fdch kyselin je slo\u017eit\u011bj\u0161\u00ed a vy\u017eaduje amplifikaci k dokon\u010den\u00ed, proto\u017ee s amplifika\u010dn\u00edm \u010dl\u00e1nkem bude citlivost testu nukleov\u00fdch kyselin vy\u0161\u0161\u00ed, ale odpov\u00eddaj\u00edc\u00ed \u010das pot\u0159ebn\u00fd k z\u00edsk\u00e1n\u00ed v\u00fdsledk\u016f je del\u0161\u00ed. bude obt\u00ed\u017en\u00e9, pokud se rychlost detekce spol\u00e9h\u00e1 pouze na nukleov\u00e9 kyseliny. Vzhledem k tomu, \u017ee nukleov\u00e9 kyseliny si mus\u00ed p\u016fj\u010dovat stroje, existuj\u00ed velmi profesion\u00e1ln\u00ed syst\u00e9my pro po\u017eadavky na odb\u011br vzork\u016f a strojovou amplifikaci. Pokud je odb\u011br vzork\u016f v tomto m\u00edst\u011b nevhodn\u00fd nebo nejsou vhodn\u00e9 podm\u00ednky pro amplifikaci, existuje jin\u00e1 metoda? Stejn\u011b jako dom\u00e1c\u00ed t\u011bhotensk\u00e1 testovac\u00ed ty\u010dinka ke zji\u0161t\u011bn\u00ed t\u011bhotenstv\u00ed lze antigenn\u00ed test pou\u017e\u00edt doma a rychlost je rychl\u00e1. Lze jej pou\u017e\u00edt i v nemocnic\u00edch se \u0161patn\u00fdmi podm\u00ednkami a n\u00e1klady jsou relativn\u011b n\u00edzk\u00e9. V sou\u010dasn\u00e9 dob\u011b jsou metodami detekce nov\u00e9ho koronaviru p\u0159edev\u0161\u00edm detekce nukleov\u00fdch kyselin a detekce protil\u00e1tek. Spole\u010dnost AllTest China pou\u017e\u00edv\u00e1 metodu detekce protil\u00e1tek pomoc\u00ed koloidn\u00edho zlata a \u00fasp\u011b\u0161n\u011b vyvinula soupravu pro detekci nov\u00e9ho koronaviru (COVID-19) pomoc\u00ed protil\u00e1tek IgG\/IgM.<\/p>\n
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P\u0159esnost a citlivost detekce antigen\u016f je ni\u017e\u0161\u00ed ne\u017e detekce nukleov\u00fdch kyselin a detekce nukleov\u00fdch kyselin je st\u00e1le \"zlat\u00fdm standardem\" pro detekci nov\u00fdch korun. Testov\u00e1n\u00ed antigen\u016f m\u00e1 sv\u00e9 v\u00fdhody. Jednou z nich je, \u017ee je pohodln\u00e9 a nevy\u017eaduje p\u0159\u00edstroj. M\u016f\u017eete jej pou\u017e\u00edt doma a v\u00fdsledky z\u00edskat v kr\u00e1tk\u00e9m \u010dase. Testov\u00e1n\u00ed nukleov\u00fdch kyselin zahrnuje v\u00edce krok\u016f zpracov\u00e1n\u00ed a z\u00edsk\u00e1n\u00ed v\u00fdsledk\u016f trv\u00e1 p\u0159ibli\u017en\u011b 4-6 hodin.<\/p>\n
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Jak p\u0159esn\u00fd je antigenn\u00ed test?<\/p>\n
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Citlivost \u010dinidel pro detekci antigenu je 75%-98% a specifita se pohybuje mezi 95%-99%.<\/p>\n
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Kdo si mus\u00ed prov\u00e9st samovy\u0161et\u0159en\u00ed antigen\u016f?<\/p>\n
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Lid\u00e9, kte\u0159\u00ed se dostav\u00ed do zdravotnick\u00e9ho za\u0159\u00edzen\u00ed za \u00fa\u010delem l\u00e9\u010dby a maj\u00ed p\u0159\u00edznaky, jako je hore\u010dka, a ostatn\u00ed, kte\u0159\u00ed maj\u00ed p\u0159\u00edznaky do p\u011bti dn\u016f. Lid\u00e9 jako person\u00e1l na pozorov\u00e1n\u00ed v karant\u00e9n\u011b, v\u010detn\u011b person\u00e1lu na pozorov\u00e1n\u00ed v dom\u00e1c\u00ed karant\u00e9n\u011b, v t\u011bsn\u00e9m kontaktu, v subt\u011bsn\u00e9m kontaktu, na pozorov\u00e1n\u00ed ve vstupn\u00ed izolaci, v uzav\u0159en\u00e9m prostoru a v kontroln\u00edm prostoru. To jsou ti, kte\u0159\u00ed pot\u0159ebuj\u00ed samovy\u0161et\u0159en\u00ed na antigen. Kvalifikovan\u00e9 skupiny jsou lid\u00e9, kte\u0159\u00ed se domn\u00edvaj\u00ed, \u017ee jsou vystaveni vy\u0161\u0161\u00edmu riziku n\u00e1kazy.<\/p>\n
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Jak\u00e1 jsou bezpe\u010dnostn\u00ed opat\u0159en\u00ed pro samovy\u0161et\u0159en\u00ed antigen\u016f?<\/p>\n
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Z n\u00e1vodu k pou\u017eit\u00ed p\u0159edprod\u00e1van\u00e9ho v\u00fdrobku pro samodetekci antigen\u016f nen\u00ed t\u011b\u017ek\u00e9 zjistit, \u017ee jeho pou\u017eit\u00ed je podobn\u00e9 jako u dom\u00e1c\u00edho t\u011bhotensk\u00e9ho testovac\u00edho prou\u017eku. P\u0159i sebetestov\u00e1n\u00ed a odb\u011bru vzork\u016f byste m\u011bli b\u00fdt na sebe trochu \"p\u0159\u00edsn\u00ed\", \"proto\u017ee ke zji\u0161t\u011bn\u00ed p\u0159\u00edtomnosti viru je t\u0159eba se\u0161kr\u00e1bnout \u010d\u00e1st epitelov\u00fdch bun\u011bk v krku nebo nosn\u00ed dutin\u011b\". Po proveden\u00ed testu byste m\u011bli \u0159\u00e1dn\u011b zlikvidovat testovac\u00ed pom\u016fcky. Pozitivn\u00ed antigenn\u00ed test odpov\u00edd\u00e1 dob\u011b, kdy je naka\u017een\u00e1 osoba vysoce naka\u017eliv\u00e1. Jakmile je tedy antigenn\u00ed test pozitivn\u00ed, v z\u00e1jmu bezpe\u010dnosti sv\u00e9 a sv\u00e9 rodiny nikam necho\u010fte.<\/p>\n
<\/p>\n
Pro\u010d je tato metoda detekce tak dobr\u00e1? Pou\u017eil u\u017e n\u011bkdo detekci nukleov\u00fdch kyselin?<\/p>\n
<\/p>\n
V\u0161echno m\u00e1 sv\u00e9 dv\u011b strany. Omikron se v kr\u00e1tk\u00e9m \u010dase roz\u0161\u00ed\u0159\u00ed. Podle po\u017eadavk\u016f epidemiologick\u00e9 prevence a kontroly se doporu\u010duje rychle naj\u00edt zdroj n\u00e1kazy a je t\u0159eba jednodu\u0161\u0161\u00ed a snadno propagovatelnou technologii detekce p\u0159izp\u016fsobit sou\u010dasn\u00e9 situaci. Epidemiologick\u00e9 charakteristiky tohoto kmene, tak\u017ee by se m\u011blo prov\u00e1d\u011bt rozs\u00e1hl\u00e9 rychl\u00e9 testov\u00e1n\u00ed ve v\u011bt\u0161\u00ed populaci. Detekce antigen\u016f je dopl\u0148kem st\u00e1vaj\u00edc\u00edch metod detekce nukleov\u00fdch kyselin. Vzhledem k vlastnostem a sou\u010dasn\u00e9 situaci \u010dinidel pro detekci protil\u00e1tek existuj\u00ed ur\u010dit\u00e1 omezen\u00ed v citlivosti a specifi\u010dnosti, kter\u00e1 nelze pou\u017e\u00edt jako jedin\u00fd z\u00e1klad pro diagn\u00f3zu. Vylou\u010den\u00ed nov\u00e9 koron\u00e1rn\u00ed pneumonie lze pou\u017e\u00edt pouze jako dopln\u011bk ke st\u00e1vaj\u00edc\u00edm \u010dinidl\u016fm pro detekci virov\u00fdch nukleov\u00fdch kyselin. Antigenn\u00ed testy jsou o n\u011bco m\u00e9n\u011b citliv\u00e9, proto\u017ee nemaj\u00ed amplifikaci, ale jakmile jsou pozitivn\u00ed, jsou velmi cenn\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"
Recently, several new crown antigen self-test products have been approved for marketing, which has attracted attention. What is an antigen test, and what is the difference from the well-known nucleic acid test? Why add this new detection method? What is the detection accuracy? What does one need to do? Are there any risks? Doubts… Pokra\u010dovat ve \u010dten\u00ed Jak\u00fd je rozd\u00edl mezi detekc\u00ed antigenu a detekc\u00ed nukleov\u00e9 kyseliny?<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-708","post","type-post","status-publish","format-standard","hentry","category-industry-news","entry"],"_links":{"self":[{"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/posts\/708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/comments?post=708"}],"version-history":[{"count":0,"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/posts\/708\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/media?parent=708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/categories?post=708"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.testsealabs-kit.com\/cs\/wp-json\/wp\/v2\/tags?post=708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}