1、流行病学调查:动物疫病防控的原点!Epidemiological investigation:the starting point of animal disease prevention and control!李建丽 Li Jianli 河南农业大学Henan Agricultural University2024年04月26日April 26,2024一带一路国际生猪产业大会提 要 Abstractp 流行病学的核心要点Key Points of Epidemiologyp 常见猪病的流行现状Epidemiological status of common swine diseasesp
2、 流行病学的临床价值Clinical value of epidemiologyp 流行病学的未来挑战Future challenges of epidemiology一带一路国际生猪产业大会一一流行病学的核心要点Key Points of Epidemiology一带一路国际生猪产业大会形成一个统一Form a unity猪Pig病Disease人Human产品PRODUCT路线Route生态Ecology一带一路国际生猪产业大会两个关键指标Two key indicators流行率Prevalence发病率Morbidity流行病学调查Epidemiological investigati
3、on一带一路国际生猪产业大会采用两种技术Using two technologies技技术术手手段段Technical means分分子子病病原原学学Molecular etiology血血清清学学SerologyP PC CR R/R RT T-P PC CR R荧荧光光定定量量P PC CR RFluorescence quantitative PCR荧荧光光P PC CR RFluorescence PCR分分子子病病原原学学Molecular etiologyL LA AM MP P微微流流孔孔P PC CR RMicroflow well PCR数数字字P PC CR RDigita
4、l PCR基基因因测测序序与与分分析析Gene sequencing and analysis宏宏基基因因组组学学MetagenomicsE EL LI IS SA AH HI I化化学学发发光光Chemiluminescence试试纸纸条条Test strips一带一路国际生猪产业大会完成三个任务Complete three tasks寻根Trace溯源Investigate防控Prevention and control查明传染源Identify the source of infection找出传播途径Find out the route of transmission保护易感动物Pro
5、tection of susceptible animals一带一路国际生猪产业大会划分四个层次Divided into four levels保护Protection 健康 Healthy疫病Epidemic disease危害Hazards流行Epidemic病学Disease元凶是谁Who is the culprit?发病率Incidence死亡率Mortality rate个体治疗Individual therapy群体免疫Herd immunity猪场整群Pig farm herd区域联防Regional joint Prevention国家联控National Joint Con
6、trol生物安全Biosafety流行率Prevalence示病症状Disease-indicating symptoms病理变化Pathological changes一带一路国际生猪产业大会是什么?What is it?来自哪里?Where does it come from?要去哪里?Where are they going?危害多大?How harmful is it?如何防控?How to prevent and control?回答五个问题Answer the five questionsFigure 2.Global genotype distribution of porcin