Vaccinul dezvoltat de compania americană de biotehnologie a declanşat ”un răspuns imunitar robust şi a împiedicat replicarea virusului în plămânii şi în nasul maimuţelor”, potrivit rezultatelor publicate marţi, 28 iulie.
În cazul a şapte din cele opt maimuţe vaccinate în cadrul acestui studiu şi expuse ulterior, în mod deliberat, contaminării cu noul coronavirus după patru săptămâni, nu s-a mai detectat, după două zile, virusul replicabil în plămâni şi niciuna din cele opt maimuţe nu avea virusul în nas, potrivit rezultatelor prezentate de ”New England Journal of Medicine”.
Studiul a fost realizat de o echipă de la Institutul Național de Alergii și Boli Infecțioase, iar testele au fost realizate pe macaci.
Este prima dată când un vaccin experimental împotriva COVID-19 testat pe primate demonstrează capacitatea sa de a produce un control viral rapid în tractul respirator superior
Comunicatul Institutului Naţional de Sănătate:
Testele Moderna aflate în faza a treia, în desfăşurare, vor permite verificarea eficacităţii acestui vaccin de a-i proteja pe oameni.
Urmează să fie comparate rata de infectare la voluntarii care au primit un placebo cu rata de infectare în cazul celor vaccinaţi efectiv.
Apariţia rezultatelor este posibilă în octombrie sau noiembrie, în cazul vaccinului dezvoltat de Moderna.
Moderna este una dintre companiile care au primit sprijin din partea guvernului SUA, circa 955.000.000 $, prin “Warp Speed”, programul de vaccin împotriva COVID-19 al guvernului federal.
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