Q 热是一种立克次体引起的传染病,可通过呼吸道、消化道、皮肤接触或节肢动物叮咬而传染.主要症状是发热、头痛;无皮疹,不产生变形杆菌OX 凝集素,外斐氏反应阴性。在第二次世界大战时,欧洲战场上军队及居民患这种传染病的不少。美国、苏联目前都把 Q 热立克次体作为重要的生物战剂。Q 热立克次体能作为生物战剂,主要是由于传染性强,感染剂量小,只要1个立克次体进入人体就有可能发生感染;人感染后虽很少致死,但能产生急性高热等失能症状,造成大量非战斗减员,也能转为慢性迁延性的心血管、肝脏等疾病,长久不愈,甚至死亡;病原体适于气溶胶传播,并能产 Q fever is a rickettsial infectious disease that can be transmitted through the respiratory tract, digestive tract, skin contact or arthropod bites. The main symptoms are fever and headache; no rash, no proteus OX lectin, Negative reaction. During the Second World War, the army and residents in the European battlefield suffered from many such infectious diseases. The United States and the Soviet Union currently regard Q fever Rickettsia as an important biological warfare agent. Q hot Rickettsia can act as a biological warfare agent, mainly due to strong infectious, low dose of infection, as long as a rickettsia into the human body may be infected; although rarely lethal after infection, but can produce acute high fever And other disability symptoms, resulting in a large number of non-combat attrition, but also can be converted to chronic persistent cardiovascular, liver and other diseases, prolonged unhealed, or even death; pathogens suitable for aerosol transmission, and can produce