nontoxic goiter Toxic goiter adenoma adenocarcinoma
文件格式: PPT大小: 1.23MB页数: 33
Properties of herpesviruses Enveloped double stranded DNA viruses. Genome consisits of long and short fragments which may be orientated in either direction, giving a total of 4 isomers
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Hemorrhogic Fever Virus Hantaar Virus or HEMORRHAGIC FEVER with renal syndrome virus HFRS Xing Jiang Hemorrhogic Fever Virus Dept. of microbiology and parasitology
文件格式: PPT大小: 292.5KB页数: 9
人畜共患病 脊椎动物( vertebrate animals)所患疾病能 通过昆虫媒介直接或间接传递给人类 如果有昆虫参与,这个疾病也称为虫媒疾病 arboviral) 如狂犬病、肾综合症出血热、流行性乙型脑炎 和埃博拉出血热
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Human cytomegalovirus Epstein-Barr- virus Herpes simplex virus Yellow fever virus Rubella
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Similar to Viruses Atypical Agents Small Filterable Need host cells No machinery for energy generation of protein synthesis
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Live difficult diagnosis clinical picture, skin biopsy, corneal impression(antibodies only appear very late) Dead- brain sent to Onderstepoort Negri bodies in cytoplasm of brain cells; immunofluorescence virus isolation
文件格式: PPT大小: 1.31MB页数: 29
球形,100-140nm,有包膜,包■通过血液途径、性 膜外有刺突 途径和垂直传播
文件格式: PPT大小: 5.77MB页数: 75
常用统计图 一般概念 条形图( Bar Charts) 圆图( Pie charts) 线图( Line charts)
文件格式: PPT大小: 133KB页数: 13