• 1
    Raoult D., Roux V. (1997) Rickettsioses as paradigms of new or emerging infectious diseases. Clin Microbiol Rev 10: 694719.
  • 2
    Roux V., Raoult D. (1993) Genotypic identification and phylogenetic analysis of the spotted fever group rickettsiae by pulsed-field gel electrophoresis. J Bacteriol 175: 4895904.
  • 3
    Roux V., Drancourt M., Raoult D. (1992) Determination of genome sizes of Rickettsia spp. within the spotted fever group, using pulsed-field gel electrophoresis. J Bacteriol 174: 74557.
  • 4
    Merhej V., Raoult D. (2011) Rickettsial evolution in the light of comparative genomics. Biol Rev Camb Philos Soc 86: 379405.
  • 5
    Ando S., Kurosawa M., Sakata A., Fujita H., Sakai K., Sekine M., Katsumi M., Saitou W., Yano Y., Takada N., Takano A., Kawabata H., Hanaoka N., Watanabe H., Kurane I., Kishimoto T. (2010) Human Rickettsia heilongjiangensis infection, Japan. Emerg Infect Dis 16: 13068.
  • 6
    Fournier P.E., Takada N., Fujita H., Raoult D. (2006) Rickettsia tamurae sp. nov., isolated from Amblyomma testudinarium ticks. Int J Syst Evol Microbiol 56: 16735.
  • 7
    Mahara F. (1997) Japanese spotted fever: report of 31 cases and review of the literature. Emerg Infect Dis 3: 10511.
  • 8
    Mediannikov O., Matsumoto K., Samoylenko I., Drancourt M., Roux V., Rydkina E., Davoust B., Tarasevich I., Brouqui P., Fournier P.E. (2008) Rickettsia raoultii sp. nov., a spotted fever group Rickettsia associated with Dermacentor ticks in Europe and Russia. Int J Syst Evol Microbiol 58: 16359.
  • 9
    Yu X., Jin Y., Fan M., Xu G., Liu Q., Raoult D. (1993) Genotypic and antigenic identification of two new strains of spotted fever group rickettsiae isolated from China. J Clin Microbiol 31: 838.
  • 10
    Chochlakis D., Ioannou I., Sandalakis V., Dimitriou T., Kassinis N., Papadopoulos B., Tselentis Y., Psaroulaki A. (2011) Spotted fever group Rickettsiae in ticks in Cyprus. Microb Ecol 63: 31423.
  • 11
    Azad A.F., Beard C.B. (1998) Rickettsial pathogens and their arthropod vectors. Emerg Infect Dis 4: 17986.
  • 12
    Parola P., Raoult D. (2001) Ticks and tickborne bacterial diseases in humans: an emerging infectious threat. Clin Infect Dis 32: 897928.
  • 13
    Ishikura M., Ando S., Shinagawa Y., Matsuura K., Hasegawa S., Nakayama T., Fujita H., Watanabe M. (2003) Phylogenetic analysis of spotted fever group rickettsiae based on gltA, 17-kDa, and rOmpA genes amplified by nested PCR from ticks in Japan. Microbiol Immunol 47: 82332.
  • 14
    Zavala-Velazquez J.E., Ruiz-Sosa J., Vado-Solis I., Billings A.N., Walker D.H. (1999) Serologic study of the prevalence of rickettsiosis in Yucatán: evidence for a prevalent spotted fever group rickettsiosis. Am J Trop Med Hyg 61: 4058.
  • 15
    Choi Y.J., Lee S.H., Park K.H., Koh Y.S., Lee K.H., Baik H.S., Choi M.S., Kim I.S., Jang W.J. (2005) Evaluation of PCR-based assay for diagnosis of spotted fever group rickettsiosis in human serum samples. Clin Diagn Lab Immunol 12: 75963.
  • 16
    Jang W.J., Kim J.H., Choi Y.J., Jung K.D., Kim Y.G., Lee S.H., Choi M.S., Kim I.S., Walker D.H., Park K.H. (2004) First serologic evidence of human spotted fever group rickettsiosis in Korea. J Clin Microbiol 42: 23103.
  • 17
    Chung M.H., Lee S.H., Kim M.J., Lee J.H., Kim E.S., Kim M.K., Park M.Y., Kang J.S. (2006) Japanese spotted fever, South Korea. Emerg Infect Dis 12: 11224.
  • 18
    O'Guinn M.L., Klein T.A., Lee J.S., Kim H.C., Baek L.J., Chong S.T., Turell M.J., Burkett D.A., Schuster A., Lee I.Y., Yi S.H., Sames W.J., Song K.J., Song J.W. (2008) Ecological surveillance of small mammals at firing points 10 and 60, Gyeonggi Province, Republic of Korea, 2001- 2005. J Vector Ecol 33: 37084.
  • 19
    Marrero M., Raoult D. (1989) Centrifugation-shell vial technique for rapid detection of Mediterranean spotted fever rickettsia in blood culture. Am J Trop Med Hyg 40: 1979.
  • 20
    Fournier P.E., Roux V., Raoult D. (1998) Phylogenetic analysis of spotted fever group rickettsiae by study of the outer surface protein rOmpA. Int J Syst Bacteriol 48: 83949.
  • 21
    Jiang J., Blair P.J., Felices V., Moron C., Cespedes M., Anaya E., Schoeler G.B., Sumner J.W., Olson J.G., Richards A.L. (2005) Phylogenetic analysis of a novel molecular isolate of spotted fever group rickettsiae from northern Peru: Candidatus Rickettsia andeanae. Ann N Y Acad Sci 1063: 33742.
  • 22
    Regnery R.L., Spruill C.L., Plikaytis B.D. (1991) Genotypic identification of rickettsiae and estimation of intraspecies sequence divergence for portions of two rickettsial genes. J Bacteriol 173: 157689.
  • 23
    Lee J.H., Park H.S., Jung K.D., Jang W.J., Koh S.E., Kang S.S., Lee I.Y., Lee W.J., Kim B.J., Kook Y.H., Park K.H., Lee S.H. (2003) Identification of the spotted fever group rickettsiae detected from Haemaphysalis longicornis in Korea. Microbiol Immunol 47: 3014.
  • 24
    Lee J.H., Ahn S.J., Park H.S., Jeong E.J., Choi H.G., Jang W.J., Kang S.S., Park K.H., Kim B.J., Kook Y.H., Lee S.H. (2005) Prevalence of spotted fever group Rickettsia from Haemaphysalis ticks in Chungju Province. J Bacteriol Virol 35: 2037.
  • 25
    Moon B.C., Jeong J.H., Choi Y.J., Kim J.E., Seo H.J., Shin E.H., Song B.G., Lee H.I., Lee S.H., Park K.H., Jang W.J. (2009) Detection and identification of the spotted fever group rickettsial agents from Haemaphysalis ticks in Jeju Island, Korea. J Bacteriol Virol 39: 31727.
  • 26
    Jang W.J., Choi Y.J., Kim J.H., Jung K.D., Ryu J.S., Lee S.H., Yoo C.K., Paik H.S., Choi M.S., Park K.H., Kim I.S. (2005) Seroepidemiology of spotted fever group and typhus group rickettsioses in humans, South Korea. Microbiol Immunol 49: 1724.
  • 27
    Choi Y.J., Jang W.J., Ryu J.S., Lee S.H., Park K.H., Paik H.S., Koh Y.S., Choi M.S., Kim I.S. (2005) Spotted fever group and typhus group rickettsioses in humans, South Korea. Emerg Infect Dis 11: 23744.
  • 28
    Anderson B.E., Regnery R.L., Carlone G.M., Tzianabos T., McDade J.E., Fu Z.Y., Bellini W.J. (1987) Sequence analysis of the 17-kilodalton-antigen gene from Rickettsia rickettsii. J Bacteriol 169: 238590.
  • 29
    Anderson B.E., Tzianabos T. (1989) Comparative sequence analysis of a genus-common rickettsial antigen gene. J Bacteriol 171: 5199201.
  • 30
    Stenos J., Walker D.H. (2000) The rickettsial outer-membrane protein A and B genes of Rickettsia australis, the most divergent Rickettsia of the spotted fever group. Int J Syst Evol Microbiol 50: 17759.
  • 31
    Anderson B.E., McDonald G.A., Jones D.C., Regnery R.L. (1990) A protective protein antigen of Rickettsia rickettsii has tandemly repeated, near-identical sequences. Infect Immun 58: 27609.
  • 32
    Roux V., Fournier P.E., Raoult D. (1996) Differentiation of spotted fever group rickettsiae by sequencing and analysis of restriction fragment length polymorphism of PCR-amplified DNA of the gene encoding the protein rOmpA. J Clin Microbiol 34: 205865.
  • 33
    Carl M., Dobson M.E., Ching W.M., Dasch G.A. (1990) Characterization of the gene encoding the protective paracrystalline-surface-layer protein of Rickettsia prowazekii: presence of a truncated identical homolog in Rickettsia typhi. Proc Natl Acad Sci USA 87: 823741.
  • 34
    Gilmore R.D. Jr., (1990) Characterization of the 120-kDa surface protein gene of Rickettsia rickettsii (R strain). Ann N Y Acad Sci 590: 45967.
  • 35
    Eremeeva M., Yu X., Raoult D. (1994) Differentiation among spotted fever group rickettsiae species by analysis of restriction fragment length polymorphism of PCR-amplified DNA. J Clin Microbiol 32: 80310.
  • 36
    Roux V., Rydkina E., Eremeeva M., Raoult D. (1997) Citrate synthase gene comparison, a new tool for phylogenetic analysis, and its application for the rickettsiae. Int J Syst Bacteriol 47: 25261.
  • 37
    Roux V., Raoult D. (2000) Phylogenetic analysis of members of the genus Rickettsia using the gene encoding the outer-membrane protein rOmpB (ompB). Int J Syst Evol Microbiol 50: 144955.
  • 38
    Simser J.A., Palmer A.T., Fingerle V., Wilske B., Kurtti T.J., Munderloh U.G. (2002) Rickettsia monacensis sp. nov., a spotted fever group Rickettsia, from ticks (Ixodes ricinus) collected in a European city park. Appl Environ Microbiol 68: 455966.
  • 39
    Beninati T., Lo N., Noda H., Esposito F., Rizzoli A., Favia G., Genchi C. (2002) First detection of spotted fever group rickettsiae in Ixodes ricinus from Italy. Emerg Infect Dis 8: 9836.
  • 40
    Sanogo Y.O., Parola P., Shpynov S., Camicas J.L., Brouqui P., Caruso G., Raoult D. (2003) Genetic diversity of bacterial agents detected in ticks removed from asymptomatic patients in Northeastern Italy. Ann N Y Acad Sci 990: 18290.
  • 41
    Milhano N., de Carvalho I.L., Alves A.S., Arroube S., Soares J., Rodriguez P., Carolino M., Núncio M.S., Piesman J., de Sousa R. (2010) Coinfections of Rickettsia slovaca and Rickettsia helvetica with Borrelia lusitaniae in ticks collected in a Safari Park, Portugal. Ticks Tick borne Dis 1: 1727.
  • 42
    Sréter-Lancz Z., Sréter T., Széll Z., Egyed L. (2005) Molecular evidence of Rickettsia helvetica and R. monacensis infections in Ixodes ricinus from Hungary. Ann Trop Med Parasitol 99: 32530.
  • 43
    Sarih M., Socolovschi C., Boudebouch N., Hassar M., Raoult D., Parola P. (2008) Spotted fever group rickettsiae in ticks, Morocco. Emerg Infect Dis 14: 106773.
  • 44
    Elfving K., Olsen B., Bergström S., Waldenström J., Lundkvist A., Sjöstedt A., Mejlon H., Nilsson K. (2010) Dissemination of spotted fever Rickettsia agents in Europe by migrating birds. PLoS ONE 5: e8572.
  • 45
    Hildebrandt A., Franke J., Meier F., Sachse S., Dorn W., Straube E. (2010) The potential role of migratory birds in transmission cycles of Babesia spp., Anaplasma phagocytophilum, and Rickettsia spp. Ticks Tick borne Dis 1: 1057.
  • 46
    Christova I., Van De Pol J., Yazar S., Velo E., Schouls L. (2003) Identification of Borrelia burgdorferi sensu lato, Anaplasma and Ehrlichia species, and spotted fever group rickettsiae in ticks from Southeastern Europe. Eur J Clin Microbiol Infect Dis 22: 53542.
  • 47
    Jado I., Oteo J.A., Aldámiz M., Gil H., Escudero R., Ibarra V., Portu J., Portillo A., Lezaun M.J., García-Amil C., Rodríguez-Moreno I., Anda P. (2007) Rickettsia monacensis and human disease, Spain. Emerg Infect Dis 13: 14057.
  • 48
    Madeddu G., Mancini F., Caddeo A., Ciervo A., Babudieri S., Maida I., Fiori M.L., Rezza G., Mura M.S. (2012) Rickettsia monacensis as cause of Mediterranean spotted fever-like illness, Italy. Emerg Infect Dis 18: 7024.
  • 49
    Schorn S., Pfister K., Reulen H., Mahling M., Silaghi C. (2011) Occurrence of Babesia spp., Rickettsia spp. and Bartonella spp. in Ixodes ricinus in Bavarian public parks, Germany. Parasit Vectors 4: 135.
  • 50
    Cho B.K., Lee W.K. (2004). Mite and tick related dermatoses. Seoheung Publishing Company. Yongsan, Seoul.
  • 51
    Kim H.C., Han S.H., Chong S.T., Klein T.A., Choi C.Y., Nam H.Y., Chae H.Y., Lee H., Ko S., Kang J.G., Chae J.S. (2011) Ticks collected from selected mammalian hosts surveyed in the Republic of Korea during 2008- 2009. Korean J Parasitol 49: 3315.
  • 52
    Ko S., Kang J.G., Kim S.Y., Kim H.C., Klein T.A., Chong S.T., Sames W.J., Yun S.M., Ju Y.R., Chae J.S. (2010) Prevalence of tick-borne encephalitis virus in ticks from Southern Korea. J Vet Sci 11: 197203.
  • 53
    Kim C.M., Yi Y.H., Yu D.H., Lee M.J., Cho M.R., Desai A.R., Shringi S., Klein T.A., Kim H.C., Song J.W., Baek L.J., Chong S.T., O'guinn M.L., Lee J.S., Lee I.Y., Park J.H., Foley J., Chae J.S. (2006) Tick-borne rickettsial pathogens in ticks and small mammals in Korea. Appl Environ Microbiol 72: 576676.
  • 54
    Ko J.H., Cho D.Y., Chung B.S., Kim S.I. (2002) Two human cases of tick bite caused by Ixodes nipponensis. Korean J Parasitol 40: 199203.
  • 55
    Paik S.C., Oh Y.J., Kim S.Y., Cho B.K., Houh W. (1989) A case of tick bite caused by Ixodes nipponensis. Korean J Dermatol 27: 838.
  • 56
    Ryu J.S., Lee J.U., Ahn M.H., Min D.Y., Ree H.I. (1998) A human case of tick bite by Ixodes nipponensis. Korean J Parasitol 36: 5961.