rickettsia typhi

Summary

Summary: The etiologic agent of murine typhus (see TYPHUS, ENDEMIC FLEA-BORNE).

Top Publications

  1. Henry K, Jiang J, Rozmajzl P, Azad A, Macaluso K, Richards A. Development of quantitative real-time PCR assays to detect Rickettsia typhi and Rickettsia felis, the causative agents of murine typhus and flea-borne spotted fever. Mol Cell Probes. 2007;21:17-23 pubmed
    b>Rickettsia typhi and Rickettsia felis are the etiologic agents of murine typhus and flea-borne spotted fever, respectively...
  2. Eremeeva M, Warashina W, Sturgeon M, Buchholz A, Olmsted G, Park S, et al. Rickettsia typhi and R. felis in rat fleas (Xenopsylla cheopis), Oahu, Hawaii. Emerg Infect Dis. 2008;14:1613-5 pubmed publisher
    b>Rickettsia typhi (prevalence 1.9%) and R. felis (prevalence 24.8%) DNA were detected in rat fleas (Xenopsylla cheopis) collected from mice on Oahu Island, Hawaii. The low prevalence of R. typhi on Oahu suggests that R...
  3. Walker D, Feng H, Ladner S, Billings A, Zaki S, Wear D, et al. Immunohistochemical diagnosis of typhus rickettsioses using an anti-lipopolysaccharide monoclonal antibody. Mod Pathol. 1997;10:1038-42 pubmed
  4. Rahman M, Simser J, Macaluso K, Azad A. Molecular and functional analysis of the lepB gene, encoding a type I signal peptidase from Rickettsia rickettsii and Rickettsia typhi. J Bacteriol. 2003;185:4578-84 pubmed
    The type I signal peptidase lepB genes from Rickettsia rickettsii and Rickettsia typhi, the etiologic agents of Rocky Mountain spotted fever and murine typhus, respectively, were cloned and characterized...
  5. Bolaños Rivero M, Santana Rodríguez E, Angel Moreno A, Hernández Cabrera M, Limiñana Canal J, Carranza Rodriguez C, et al. Seroprevalence of Rickettsia typhi and Rickettsia conorii infections in the Canary Islands (Spain). Int J Infect Dis. 2011;15:e481-5 pubmed publisher
    The aim of this work was to evaluate the prevalence of past infection due to Rickettsia typhi and Rickettsia conorii in the Canary Islands (Spain).
  6. Restrepo M, Vasquez E, Echeverri C, Fiebelkorn K, Anstead G. Fibrin ring granulomas in Rickettsia typhi infection. Diagn Microbiol Infect Dis. 2010;66:322-5 pubmed publisher
    ..A bone marrow biopsy showed fibrin ring granulomas, and 2 rickettsial serologic panels were positive for Rickettsia typhi infection and negative for Q fever. The patient was given doxycycline, and the fever resolved within 48 h...
  7. Lledo L, Gegundez M, Saz J, Beltran M. Prevalence of antibodies to Rickettsia typhi in an area of the center of Spain. Eur J Epidemiol. 2001;17:927-8 pubmed
    It was the aim of the present work to evaluate Rickettsia typhi antibody prevalence in 'Comunidad Autónoma de Madrid' (CAM), an area in the centre of Spain...
  8. Nogueras M, Cardeñosa N, Sanfeliu I, Muñoz T, Font B, Segura F. Serological evidence of infection with Rickettsia typhi and Rickettsia felis among the human population of Catalonia, in the northeast of Spain. Am J Trop Med Hyg. 2006;74:123-6 pubmed
    Murine typhus (MT) is a cause of fever of intermediate duration in the south of Spain. Rickettsia typhi has been described as the MT etiological agent. Rickettsia felis produces an infection similar to MT...
  9. Rahman M, Ammerman N, Sears K, Ceraul S, Azad A. Functional characterization of a phospholipase A(2) homolog from Rickettsia typhi. J Bacteriol. 2010;192:3294-303 pubmed publisher
    ..Here, we report that the Rickettsia typhi genome possesses two genes encoding patatin-like PLA(2) proteins, RT0590 and RT0522...

More Information

Publications63

  1. Dreher Lesnick S, Ceraul S, Lesnick S, Gillespie J, Anderson J, Jochim R, et al. Analysis of Rickettsia typhi-infected and uninfected cat flea (Ctenocephalides felis) midgut cDNA libraries: deciphering molecular pathways involved in host response to R. typhi infection. Insect Mol Biol. 2010;19:229-41 pubmed publisher
    Murine typhus is a flea-borne febrile illness that is caused by the obligate intracellular bacterium, Rickettsia typhi. The cat flea, Ctenocephalides felis, acquires R. typhi by imbibing a bloodmeal from a rickettsemic vertebrate host...
  2. Kaur S, Rahman M, Ammerman N, Beier Sexton M, Ceraul S, Gillespie J, et al. TolC-dependent secretion of an ankyrin repeat-containing protein of Rickettsia typhi. J Bacteriol. 2012;194:4920-32 pubmed publisher
    b>Rickettsia typhi, the causative agent of murine (endemic) typhus, is an obligate intracellular pathogen with a life cycle involving both vertebrate and invertebrate hosts...
  3. de Sousa R, Edouard Fournier P, Santos Silva M, Amaro F, Bacellar F, Raoult D. Molecular detection of Rickettsia felis, Rickettsia typhi and two genotypes closely related to Bartonella elizabethae. Am J Trop Med Hyg. 2006;75:727-31 pubmed
    ..In five Leptopsylla segnis fleas taken from rats in the Madeira Island, we identified Rickettsia typhi. In addition, in four fleas from the genera Ornithophaga and Stenoponia collect from mice and a rat in ..
  4. Strickman D, Tanskul P, Eamsila C, Kelly D. Prevalence of antibodies to rickettsiae in the human population of suburban Bangkok. Am J Trop Med Hyg. 1994;51:149-53 pubmed
    ..As a result, a serosurvey in suburban Bangkok reveals evidence of murine typhus, which is usually transmitted in urban areas, as well as scrub and tick typhus, which are usually transmitted in rural areas...
  5. Reeves W, Murray K, Meyer T, Bull L, Pascua R, Holmes K, et al. Serological evidence of typhus group rickettsia in a homeless population in Houston, Texas. J Vector Ecol. 2008;33:205-7 pubmed
    ..Sera from 19 homeless people were reactive to TGR antigens by ELISA and IFA. Two people had antibodies against Rickettsia prowazekii (epidemic typhus) and the remaining 17 had antibodies against Rickettsia typhi (murine typhus).
  6. Zimmerman M, Murdoch D, Rozmajzl P, Basnyat B, Woods C, Richards A, et al. Murine typhus and febrile illness, Nepal. Emerg Infect Dis. 2008;14:1656-9 pubmed publisher
    ..Of patients with murine typhus, 64% were women, 86% were residents of Kathmandu, and 90% were unwell during the winter. No characteristics clearly distinguished typhus patients from those with blood culture-positive enteric fever...
  7. Lee J, Chang Y, Hahn M. Development of a new epitope tag recognized by a monoclonal antibody to Rickettsia typhi. Biotechniques. 2001;31:541-5 pubmed
    The epitope recognized by a mouse monoclonal antibody (MAb) to the crystalline surface layer protein of Rickettsia typhi, SRT10, was mapped to 10 amino acid residues (SRTag TFIGAIATDT)...
  8. Nogueras M, Cardeñosa N, Sanfeliu I, Muñoz T, Font B, Segura F. Evidence of infection in humans with Rickettsia typhi and Rickettsia felis in Catalonia in the Northeast of Spain. Ann N Y Acad Sci. 2006;1078:159-61 pubmed
    Murine typhus is a cause of fever of intermediate duration in the south of Spain, where antibodies against Rickettsia typhi and Rickettsia felis were observed in humans. This study presents the first report from the northeast of Spain...
  9. Adjemian J, Parks S, McElroy K, Campbell J, Eremeeva M, Nicholson W, et al. Murine typhus in Austin, Texas, USA, 2008. Emerg Infect Dis. 2010;16:412-7 pubmed publisher
    ..reports of increased numbers of febrile rash illnesses in Austin to confirm the causative agent as Rickettsia typhi, to assess the outbreak magnitude and illness severity, and to identify potential animal reservoirs and ..
  10. Ruiz Beltrán R, Herrero Herrero J, Martín Sánchez A, Martín González J. Prevalence of antibodies to Rickettsia conorii Coxiella burnetii and Rickettsia typhi in Salamanca Province (Spain). Serosurvey in the human population. Eur J Epidemiol. 1990;6:293-9 pubmed
    ..microimmunofluorescent test for antibodies against Rickettsia conorii, Coxiella burnetti, phase II, and Rickettsia typhi antigens. Titers greater than or equal to 1:40 to R. conorii were found in 73.5% of the sera...
  11. Radulovic S, Rahman M, Beier M, Azad A. Molecular and functional analysis of the Rickettsia typhi groESL operon. Gene. 2002;298:41-8 pubmed
    The groESL operon from an obligate, intracellular, Gram-negative bacterium Rickettsia typhi, the etiologic agent of murine typhus, was cloned and sequenced...
  12. Kim H, Yang Y, Chong S, Ko S, Lee S, Klein T, et al. Detection of Rickettsia typhi and seasonal prevalence of fleas collected from small mammals in the Republic of Korea. J Wildl Dis. 2010;46:165-72 pubmed
    ..sidimi was more frequently collected during the winter season. Rickettsia typhi, the causative agent of murine typhus, was detected in 3...
  13. McLeod M, Qin X, Karpathy S, Gioia J, Highlander S, Fox G, et al. Complete genome sequence of Rickettsia typhi and comparison with sequences of other rickettsiae. J Bacteriol. 2004;186:5842-55 pubmed
    b>Rickettsia typhi, the causative agent of murine typhus, is an obligate intracellular bacterium with a life cycle involving both vertebrate and invertebrate hosts. Here we present the complete genome sequence of R...
  14. Civen R, Ngo V. Murine typhus: an unrecognized suburban vectorborne disease. Clin Infect Dis. 2008;46:913-8 pubmed publisher
    Murine typhus, an acute febrile illness caused by Rickettsia typhi, is distributed worldwide...
  15. Azad A. Epidemiology of murine typhus. Annu Rev Entomol. 1990;35:553-69 pubmed
  16. Walker D, YU X. Progress in rickettsial genome analysis from pioneering of Rickettsia prowazekii to the recent Rickettsia typhi. Ann N Y Acad Sci. 2005;1063:13-25 pubmed
    ..Resequencing revealed that eight annotated pseudogenes of E strain are actually intact genes. Comparative genomics of virulent and avirulent strains of rickettsial species may reveal their virulence factors...
  17. Letaief A, Kaabia N, Chakroun M, Khalifa M, Bouzouaia N, Jemni L. Clinical and laboratory features of murine typhus in central Tunisia: a report of seven cases. Int J Infect Dis. 2005;9:331-4 pubmed
    Murine or endemic typhus, caused by Rickettsia typhi, has been reported in all continents. In the 1970s, no cases of murine typhus were diagnosed in Tunisia.
  18. Purcell K, Fergie J, Richman K, Rocha L. Murine typhus in children, South Texas. Emerg Infect Dis. 2007;13:926-7 pubmed
    Children from South Texas were evaluated for immunoglobulin G to Rickettsia typhi, the causative agent of murine typhus. Of 513 children, 8.6% of those 1-5 years of age, 13.3% of those 6-11 years of age, and 13...
  19. Richards A, Ratiwayanto S, Rahardjo E, Kelly D, Dasch G, Fryauff D, et al. Serologic evidence of infection with ehrlichiae and spotted fever group rickettsiae among residents of Gag Island, Indonesia. Am J Trop Med Hyg. 2003;68:480-4 pubmed
    ..These results show serologic evidence of infection with ehrlichiae and spotted fever group rickettsiae for the first time in Indonesia in a location where the prevalence of antibody to O. tsutsugamushi and R. typhi was lower...
  20. Houhamdi L, Fournier P, Fang R, Raoult D. An experimental model of human body louse infection with Rickettsia typhi. Ann N Y Acad Sci. 2003;990:617-27 pubmed
    Murine (endemic) typhus caused by Rickettsia typhi, one of the most widely distributed arthropod-borne diseases, is transmitted to humans mainly by the oriental rat flea...
  21. Richards A, Rahardjo E, Rusjdi A, Kelly D, Dasch G, Church C, et al. Evidence of Rickettsia typhi and the potential for murine typhus in Jayapura, Irian Jaya, Indonesia. Am J Trop Med Hyg. 2002;66:431-4 pubmed
    Murine typhus (etiologic agent: Rickettsia typhi) is endemic to Indonesia, especially on the highly populated island of Java...
  22. Walker D, Parks F, Betz T, Taylor J, Muehlberger J. Histopathology and immunohistologic demonstration of the distribution of Rickettsia typhi in fatal murine typhus. Am J Clin Pathol. 1989;91:720-4 pubmed
    ..Murine typhus was diagnosed by demonstration of antibodies to Rickettsia typhi by indirect immunofluorescence...
  23. Ching W, Carl M, Dasch G. Mapping of monoclonal antibody binding sites on CNBr fragments of the S-layer protein antigens of Rickettsia typhi and Rickettsia prowazekii. Mol Immunol. 1992;29:95-105 pubmed
    ..In order to study the immunochemistry of these proteins, purified SPAs from Rickettsia typhi and Rickettsia prowazekii were fragmented with CNBr...
  24. Sakaguchi S, Sato I, Muguruma H, Kawano H, Kusuhara Y, Yano S, et al. Reemerging murine typhus, Japan. Emerg Infect Dis. 2004;10:964-5 pubmed
  25. Dreher Lesnick S, Ceraul S, Rahman M, Azad A. Genome-wide screen for temperature-regulated genes of the obligate intracellular bacterium, Rickettsia typhi. BMC Microbiol. 2008;8:61 pubmed publisher
    ..b>Rickettsia typhi, the etiologic agent of murine typhus, is a strictly intracellular gram negative alpha-proteobacterium, which ..
  26. Hidalgo M, Salguero E, de la Ossa A, Sanchez R, Vesga J, Orejuela L, et al. Murine typhus in Caldas, Colombia. Am J Trop Med Hyg. 2008;78:321-2 pubmed
    ..We used indirect immunofluorescence assay (IFA) of serial paired samples to confirm the diagnosis of murine typhus in 14 of 120 patients with a compatible febrile syndrome...
  27. Rydkina E, Sahni A, Silverman D, Sahni S. Comparative analysis of host-cell signalling mechanisms activated in response to infection with Rickettsia conorii and Rickettsia typhi. J Med Microbiol. 2007;56:896-906 pubmed
    The Gram-negative intracellular bacteria Rickettsia conorii and Rickettsia typhi are the aetiological agents of Mediterranean spotted fever and endemic typhus, respectively, in humans...
  28. Carl M, Dobson M, Ching W, Dasch G. 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 U S A. 1990;87:8237-41 pubmed
    ..A complementary 8.7-kilobase EcoRI fragment of Rickettsia typhi DNA was cloned...
  29. Rahman M, Ceraul S, Dreher Lesnick S, Beier M, Azad A. The lspA gene, encoding the type II signal peptidase of Rickettsia typhi: transcriptional and functional analysis. J Bacteriol. 2007;189:336-41 pubmed
    ..a putative SPase II, an essential component of lipoprotein processing in gram-negative bacteria, from Rickettsia typhi. Alignment of deduced amino acid sequences shows the presence of highly conserved residues and domains that ..
  30. Radulovic S, Troyer J, Beier M, Lau A, Azad A. Identification and molecular analysis of the gene encoding Rickettsia typhi hemolysin. Infect Immun. 1999;67:6104-8 pubmed
    b>Rickettsia typhi, the causative agent of murine typhus, grows directly within the host cell cytoplasm, accumulating a large number of progeny, and eventually lyses the cells. Typhus group rickettsiae (R. typhi and R...
  31. Abramowicz K, Rood M, Krueger L, Eremeeva M. Urban focus of Rickettsia typhi and Rickettsia felis in Los Angeles, California. Vector Borne Zoonotic Dis. 2011;11:979-84 pubmed publisher
    Classic murine typhus, caused by Rickettsia typhi, is endemic in the continental United States in areas of Texas and southern California...
  32. Murdoch D, Woods C, Zimmerman M, Dull P, Belbase R, Keenan A, et al. The etiology of febrile illness in adults presenting to Patan hospital in Kathmandu, Nepal. Am J Trop Med Hyg. 2004;70:670-5 pubmed
    ..enterica serotype Paratyphi A (117), Rickettsia typhi (97), Streptococcus pneumoniae (53), Leptospira spp. (36), and Orientia tsutsugamushi (28)...
  33. Rahman M, Gillespie J, Kaur S, Sears K, Ceraul S, Beier Sexton M, et al. Rickettsia typhi possesses phospholipase A2 enzymes that are involved in infection of host cells. PLoS Pathog. 2013;9:e1003399 pubmed publisher
    ..Collectively, our study suggests that R. typhi utilizes two evolutionary divergent patatin phospholipases to support its intracellular life cycle, a mechanism distinguishing it from other rickettsial species...
  34. Prabhu M, Nicholson W, Roche A, Kersh G, Fitzpatrick K, Oliver L, et al. Q fever, spotted fever group, and typhus group rickettsioses among hospitalized febrile patients in northern Tanzania. Clin Infect Dis. 2011;53:e8-15 pubmed publisher
  35. Nogueras M, Pons I, Ortuño A, Miret J, Pla J, Castella J, et al. Molecular detection of Rickettsia typhi in cats and fleas. PLoS ONE. 2013;8:e71386 pubmed publisher
    ..Although cats have been related to MT, no naturally infected cat has been described. The aim of the study is to confirm the existence of R. typhi in our location analyzing its presence in cats and fleas...
  36. Ammerman N, Rahman M, Azad A. Characterization of Sec-translocon-dependent extracytoplasmic proteins of Rickettsia typhi. J Bacteriol. 2008;190:6234-42 pubmed publisher
    ..For Rickettsia typhi, the etiologic agent of murine typhus, homologs of the Sec-translocon-associated proteins LepB, SecA, and ..
  37. Chao C, Zhang Z, Wang H, Alkhalil A, Ching W. Serological reactivity and biochemical characterization of methylated and unmethylated forms of a recombinant protein fragment derived from outer membrane protein B of Rickettsia typhi. Clin Vaccine Immunol. 2008;15:684-90 pubmed publisher
    b>Rickettsia typhi, an obligate intracellular bacterium that causes murine typhus, possesses a heavily methylated outer membrane protein B (OmpB) antigen...
  38. Ben Zvi I, Meltzer E, Feld O, Bank I. A case of murine typhus associated with large vessel infarct of the spleen. Am J Med Sci. 2008;335:502-3 pubmed publisher
    We present a case of Rickettsia typhi infection (the causative agent of endemic typhus) associated with an isolated splenic infarction...
  39. Azad A, Radulovic S, Higgins J, Noden B, Troyer J. Flea-borne rickettsioses: ecologic considerations. Emerg Infect Dis. 1997;3:319-27 pubmed
    ..Flea-borne disease organisms (e.g., Yersinia pestis, Rickettsia typhi, R...
  40. Phongmany S, Rolain J, Phetsouvanh R, Blacksell S, Soukkhaseum V, Rasachack B, et al. Rickettsial infections and fever, Vientiane, Laos. Emerg Infect Dis. 2006;12:256-62 pubmed
    ..The organisms identified by serologic analysis were Orientia tsutsugamushi (14.8%), Rickettsia typhi (9.6%), and spotted fever group rickettsia (2.6% [8 R. helvetica, 1 R. felis, 1 R. conorii subsp...
  41. Medina Sanchez A, Bouyer D, Alcantara Rodriguez V, Mafra C, Zavala Castro J, Whitworth T, et al. Detection of a typhus group Rickettsia in Amblyomma ticks in the state of Nuevo Leon, Mexico. Ann N Y Acad Sci. 2005;1063:327-32 pubmed
    ..Rickettsiae were detected by PCR and shell-vial isolations in the field-collected Amblyomma ticks. Molecular characterization by DNA sequence analysis of the gltA, ompB, and 17-kDa gene identified the organisms to be R. prowazekii...
  42. Parola P, Vogelaers D, Roure C, Janbon F, Raoult D. Murine typhus in travelers returning from Indonesia. Emerg Infect Dis. 1998;4:677-80 pubmed
    ..We report the first three documented cases of murine typhus imported into Europe from Indonesia, discuss clues for the diagnosis of the disease, and urge that murine fever be considered in the diagnosis of febrile disease in travelers...
  43. Lledo L, Gegúndez I, Ruiz E, Rodriguez L, Bacellar F, Saz J. Rickettsia typhi infection in wild rodents from central Spain. Ann Trop Med Parasitol. 2003;97:411-4 pubmed
    ..captured in two provinces of central Spain were tested, by indirect immunofluorescence, for antibodies to Rickettsia typhi, 46 (21.1%) were found to be positive, at titres between 1:20 and 1:320...
  44. Takagi K, Iwasaki H, Kishi S, Nakamura T, Takada N, Ueda T. [Murine typhus infected in Oku-etsu area, Fukui Prefecture]. Kansenshogaku Zasshi. 2001;75:341-4 pubmed
    ..Titers of anti-Rickettsia typhi serum antibodies (IgM, -G) were elevated (1:80, 1:640) and she was diagnosed as having murine typhus...
  45. Hahn M, Kim K, Kim I, Chang W. Cloning and sequence analysis of the gene encoding the crystalline surface layer protein of Rickettsia typhi. Gene. 1993;133:129-33 pubmed
    The nucleotide sequence of the gene (slpT) encoding the crystalline surface layer protein (SLP) of Rickettsia typhi was determined...
  46. Angelakis E, Botelho E, Socolovschi C, Sobas C, Piketty C, Parola P, et al. Murine typhus as a cause of Fever in travelers from Tunisia and mediterranean areas. J Travel Med. 2010;17:310-5 pubmed publisher
    ..Here we present cases of Rickettsia typhi infection, the agent of murine typhus, that were identified in our laboratory the last year, in travelers ..
  47. Daniel S, Manika K, Arvanmdou M, Antoniadis A. Prevalence of Rickettsia conorii and Rickettsia typhi infections in the population of northern Greece. Am J Trop Med Hyg. 2002;66:76-9 pubmed
    Seroepidemical surveys concerning the prevalence of Rickettsia conorii and Rickettsia typhi have never been studied in northern Greece. We examined 1,584 sera samples from residents of northern Greece for the detection of antibodies to R...
  48. Gikas A, Doukakis S, Pediaditis J, Kastanakis S, Psaroulaki A, Tselentis Y. Murine typhus in Greece: epidemiological, clinical, and therapeutic data from 83 cases. Trans R Soc Trop Med Hyg. 2002;96:250-3 pubmed
    ..Direct contact with rats was noted in 45 (54.2%) of 83 patients. Two strains of Rickettsia typhi were isolated in cell cultures...
  49. Bernabeu Wittel M, Del Toro M, Nogueras M, Muniain M, Cardenosa N, Marquez F, et al. Seroepidemiological study of Rickettsia felis, Rickettsia typhi, and Rickettsia conorii infection among the population of southern Spain. Eur J Clin Microbiol Infect Dis. 2006;25:375-81 pubmed
    b>Rickettsia typhi and Rickettsia conorii, the etiologic agents of, respectively, murine typhus and Mediterranean spotted fever, are recognized as frequent causes of fever of intermediate duration in southern Spain; in addition, in recent ..
  50. Jiang J, Soeatmadji D, Henry K, Ratiwayanto S, Bangs M, Richards A. Rickettsia felis in Xenopsylla cheopis, Java, Indonesia. Emerg Infect Dis. 2006;12:1281-3 pubmed
    b>Rickettsia typhi and R. felis, etiologic agents of murine typhus and fleaborne spotted fever, respectively, were detected in Oriental rat fleas (Xenopsylla cheopis) collected from rodents and shrews in Java, Indonesia...
  51. Walker D, Popov V, Feng H. Establishment of a novel endothelial target mouse model of a typhus group rickettsiosis: evidence for critical roles for gamma interferon and CD8 T lymphocytes. Lab Invest. 2000;80:1361-72 pubmed
    ..Intravenous inoculation of C3H/HeN mice with Rickettsia typhi caused disease with a duration of the incubation period and mortality rate that were dependent on the ..
  52. Tay S, Ho T, Rohani M, Devi S. Antibodies to Orientia tsutsugamushi, Rickettsia typhi and spotted fever group rickettsiae among febrile patients in rural areas of Malaysia. Trans R Soc Trop Med Hyg. 2000;94:280-4 pubmed
    ..1596 febrile patients from 8 health centres in Malaysia for antibodies against Orientia tsutsugamushi (OT), Rickettsia typhi (RT) and TT118 spotted fever group rickettsiae (SFGR) by using an indirect immunoperoxidase assay...
  53. Tay S, Kamalanathan M, Rohani M. Antibody prevalence of Orientia tsutsugamushi, Rickettsia typhi and TT118 spotted fever group rickettsiae among Malaysian blood donors and febrile patients in the urban areas. Southeast Asian J Trop Med Public Health. 2003;34:165-70 pubmed
    The seroprevalence of Orientia tsutsugamushi (OT), Rickettsia typhi (RT) and TT118 spotted fever group rickettsiae (SFGR) among blood donors and febrile Malaysian patients in the urban areas was determined. Of the 240 blood donors, 5...
  54. Sears K, Ceraul S, Gillespie J, Allen E, Popov V, Ammerman N, et al. Surface proteome analysis and characterization of surface cell antigen (Sca) or autotransporter family of Rickettsia typhi. PLoS Pathog. 2012;8:e1002856 pubmed publisher
    Surface proteins of the obligate intracellular bacterium Rickettsia typhi, the agent of murine or endemic typhus fever, comprise an important interface for host-pathogen interactions including adherence, invasion and survival in the host ..