natural infection of the ground squirrel (spermophilus spp.) with echinococcus granulosus in china自然感染的地松鼠(spermophilus spp)与棘球绦虫granulosus在中国.pdfVIP

Natural Infection of the Ground Squirrel (Spermophilus spp.) with Echinococcus granulosus in China 1,2,3 4 5 6 6 7 7 Yu Rong Yang , Tianxi Liu , Xueli Bai , Belgees Boufana , Philip S. Craig , Minoru Nakao , Akira Ito , 1 8 2 Jan Zhong Zhang , Patrick Giraudoux , Donald P. McManus * 1 Ningxia Medical University, Yinchuan, Ningxia Hui Autonomous Region, China, 2 Molecular Parasitology Laboratory, Queensland Institute of Medical Research, Brisbane, Australia, 3 School of Population Health, University of Queensland, Brisbane, Australia, 4 The Health Department of Ningxia Hui Autonomous Region, Yinchuan, Ningxia Hui Autonomous Region, China, 5 Ningxia Centre for Disease Control, Yinchuan, Ningxia Hui Autonomous Region, China, 6 Cestode Zoonoses Research Group, Biomedical Sciences Research Institute and School of Environment and Life Sciences, University of Salford, Salford, Greater Manchester, UK, 7 Asahikawa Medical College, Asahikawa, Japan, 8 Chrono-environment UMR UFC/CNRS 6249 USC INRA WHO Collaborating Centre for Prevention and Treatment of Human Echinococcosis, University of Franche- Comte, Besanc¸on, France Abstract Background: Echinococcus granulosus is usually transmitted between canid definitive hosts and ungulate intermediate hosts. Methodology/Principal Findings: Lesions found in the livers of ground squirrels, Spermophilus dauricus/alashanicus, trapped in Ningxia Hui Autonomous Region, an area in China co-endemic for both E. granulosus and E. multilocularis, were subjected to molecular genotyping for Echinococcus spp. DNA. One of the lesions was shown to be caused by E. granulosus and subsequ