virusli kasalliklar (gripp, qizamiq)
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1725877188.pptx /docprops/thumbnail.jpeg virusli kasalliklar (gripp, qizamiq) virusli kasalliklar (gripp, qizamiq) gripp virusi oila – ortomiksovirus - orthomyxoviridae аvlod – influenzievirus – inflyuentsvirus iii ta serotipi maʼlum: 1) а-tipi - 1933 yilda smit ajratib olgan 2) v-tipi – 1940 yilda frensis ajratib olgan 3) s-tipi- 1949 yilda teilor ajratib olgan gripp virusiga xarakteristika - influenza-sovuqning taʼsiri italiyada uzoq vaqtgacha shunday nomlangan - gripper-yuqtirmok, hujum-birinchi boʼlib frantsuz vrachi brasse xiii asrda shu nomni qoʼllagan - аdabiyotda 126 ta pandemiya yozilgan - xx asrda faqat 3 ta pandemiya kuzatilgan: 1) 1918-1920 yilda - «ispanka» - 500 mln kasallangan 20 mln oʼlgan 2) 1957-1960 yilda - «аziatika» - 2 mlrd kasallangan 50 mln oʼlgan 3) 1968-1980 yilda...
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