【正文】
biology, Harbin Medical University AnimalArthropodMan Cycle Japanese encephalitis The reservoir is in an animal, The virus is maintained in nature in a transmission cycle involving the arthropod vector and animal Man bees infected incidentally Department of Microbiology, Harbin Medical University 登革病毒 Dengue Virus Department of Microbiology, Harbin Medical University 登革病毒 Dengue Virus ? 登革病毒感染引起登革熱 ? 流行于熱帶、亞熱帶地區(qū),特別是東南亞、西太平洋及中南美洲 ? 我國于 1978年廣東佛山首次發(fā)現(xiàn)本病,以后在海南島及廣西等地均有發(fā)現(xiàn) Department of Microbiology, Harbin Medical University Department of Microbiology, Harbin Medical University 生物學性狀 ? 呈啞鈴狀、棒狀或球形 ? 55nm, +ssRNA, 有包膜 ? 4個血清型,有交叉反應 Department of Microbiology, Harbin Medical University 傳播環(huán)節(jié) ?傳播媒介: 白紋伊蚊 和 埃及伊蚊 ?途徑: 蚊 —人 —蚊 ?病毒經(jīng) 二次病毒血癥 造成病理損傷 Department of Microbiology, Harbin Medical University 臨床特點 ? 隱性感染率高 ? 登革熱 ? 登革出血熱、登革休克綜合癥 Department of Microbiology, Harbin Medical University 微生物學檢查法 ? 病毒分離 ? 血清學診斷 ? 病毒核酸檢測 Department of Microbiology, Harbin Medical University 預 防 ? 預防措施的重點在于 防蚊 和 滅蚊 ?