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Items: 1 to 50 of 154

1.

Host Competency of the Multimammate Rat Mastomys natalensis Demonstrated by Prolonged Spirochetemias with the African Relapsing Fever Spirochete Borrelia crocidurae.

Boardman K, Rosenke K, Safronetz D, Feldmann H, Schwan TG.

Am J Trop Med Hyg. 2019 Dec;101(6):1272-1275. doi: 10.4269/ajtmh.19-0590.

PMID:
31674298
2.

Prevalence and Strains of Colorado Tick Fever Virus in Rocky Mountain Wood Ticks in the Bitterroot Valley, Montana.

Williamson BN, Fischer RJ, Lopez JE, Ebihara H, Schwan TG.

Vector Borne Zoonotic Dis. 2019 Sep;19(9):694-702. doi: 10.1089/vbz.2018.2407. Epub 2019 Apr 2.

PMID:
30939106
3.

Argasid and ixodid systematics: Implications for soft tick evolution and systematics, with a new argasid species list.

Mans BJ, Featherston J, Kvas M, Pillay KA, de Klerk DG, Pienaar R, de Castro MH, Schwan TG, Lopez JE, Teel P, Pérez de León AA, Sonenshine DE, Egekwu NI, Bakkes DK, Heyne H, Kanduma EG, Nyangiwe N, Bouattour A, Latif AA.

Ticks Tick Borne Dis. 2019 Jan;10(1):219-240. doi: 10.1016/j.ttbdis.2018.09.010. Epub 2018 Oct 1.

PMID:
30309738
4.

Conspecific hyperparasitism: An alternative route for Borrelia hermsii transmission by the tick Ornithodoros hermsi.

Williamson BN, Schwan TG.

Ticks Tick Borne Dis. 2018 Feb;9(2):334-339. doi: 10.1016/j.ttbdis.2017.11.009. Epub 2017 Nov 21.

5.

Colony formation in solid medium by the relapsing fever spirochetes Borrelia hermsii and Borrelia turicatae.

Raffel SJ, Williamson BN, Schwan TG, Gherardini FC.

Ticks Tick Borne Dis. 2018 Feb;9(2):281-287. doi: 10.1016/j.ttbdis.2017.11.001. Epub 2017 Nov 12.

6.

Ecological niche modeling and distribution of Ornithodoros hermsi associated with tick-borne relapsing fever in western North America.

Sage KM, Johnson TL, Teglas MB, Nieto NC, Schwan TG.

PLoS Negl Trop Dis. 2017 Oct 30;11(10):e0006047. doi: 10.1371/journal.pntd.0006047. eCollection 2017 Oct.

7.

Borrelia lanei sp. nov. extends the diversity of Borrelia species in California.

Margos G, Fedorova N, Kleinjan JE, Hartberger C, Schwan TG, Sing A, Fingerle V.

Int J Syst Evol Microbiol. 2017 Oct;67(10):3872-3876. doi: 10.1099/ijsem.0.002214. Epub 2017 Sep 8.

8.

Flavivirus Infection of Ixodes scapularis (Black-Legged Tick) Ex Vivo Organotypic Cultures and Applications for Disease Control.

Grabowski JM, Tsetsarkin KA, Long D, Scott DP, Rosenke R, Schwan TG, Mlera L, Offerdahl DK, Pletnev AG, Bloom ME.

MBio. 2017 Aug 22;8(4). pii: e01255-17. doi: 10.1128/mBio.01255-17.

9.

Serosurvey of Crimean-Congo Hemorrhagic Fever Virus in Cattle, Mali, West Africa.

Maiga O, Sas MA, Rosenke K, Kamissoko B, Mertens M, Sogoba N, Traore A, Sangare M, Niang M, Schwan TG, Maiga HM, Traore SF, Feldmann H, Safronetz D, Groschup MH.

Am J Trop Med Hyg. 2017 Jun;96(6):1341-1345. doi: 10.4269/ajtmh.16-0818.

10.
11.

Fleas and trypanosomes of peridomestic small mammals in sub-Saharan Mali.

Schwan TG, Lopez JE, Safronetz D, Anderson JM, Fischer RJ, Maïga O, Sogoba N.

Parasit Vectors. 2016 Oct 11;9(1):541.

12.

Laboratory Response to 2014 Ebola Virus Outbreak in Mali.

Diarra B, Safronetz D, Sarro YD, Kone A, Sanogo M, Tounkara S, Togo AC, Daou F, Maiga AI, Dao S, Rosenke K, Falzarano D, Doumbia S, Zoon KC, Polis M, Siddiqui S, Sow S, Schwan TG, Feldmann H, Diallo S, Koita OA.

J Infect Dis. 2016 Oct 15;214(suppl 3):S164-S168.

13.

A tribute to Dr. Willy Burgdorfer, Medical Entomologist Extraordinaire.

Gern L, Aeschlimann A, Schwan TG, Lane RS.

Ticks Tick Borne Dis. 2016 Feb;7(1):66-7. doi: 10.1016/j.ttbdis.2015.08.006. No abstract available.

PMID:
26929975
14.

Transcriptional Profiling the 150 kb Linear Megaplasmid of Borrelia turicatae Suggests a Role in Vector Colonization and Initiating Mammalian Infection.

Wilder HK, Raffel SJ, Barbour AG, Porcella SF, Sturdevant DE, Vaisvil B, Kapatral V, Schmitt DP, Schwan TG, Lopez JE.

PLoS One. 2016 Feb 4;11(2):e0147707. doi: 10.1371/journal.pone.0147707. eCollection 2016.

15.

Vaccination with the variable tick protein of the relapsing fever spirochete Borrelia hermsii protects mice from infection by tick-bite.

Krajacich BJ, Lopez JE, Raffel SJ, Schwan TG.

Parasit Vectors. 2015 Oct 21;8:546. doi: 10.1186/s13071-015-1170-1.

16.

SUSPECTED LYME BORRELIOSIS IN A CAPTIVE ADULT CHIMPANZEE (PAN TROGLODYTES).

Wack AN, Holland CJ, Lopez JE, Schwan TG, Bronson E.

J Zoo Wildl Med. 2015 Jun;46(2):423-6. doi: 10.1638/2014-0231R.1.

PMID:
26056910
17.

Tickborne relapsing fever, Bitterroot Valley, Montana, USA.

Christensen J, Fischer RJ, McCoy BN, Raffel SJ, Schwan TG.

Emerg Infect Dis. 2015 Feb;21(2):217-23. doi: 10.3201/eid2102.141276.

18.

Unique strain of Crimean-Congo hemorrhagic fever virus, Mali.

Zivcec M, Maïga O, Kelly A, Feldmann F, Sogoba N, Schwan TG, Feldmann H, Safronetz D.

Emerg Infect Dis. 2014 May;20(5):911-3. doi: 10.3201/eid2005.131641. No abstract available.

19.

Detection of Borrelia theileri in Rhipicephalus geigyi from Mali.

McCoy BN, Maïga O, Schwan TG.

Ticks Tick Borne Dis. 2014 Jun;5(4):401-3. doi: 10.1016/j.ttbdis.2014.01.007. Epub 2014 Mar 12.

20.

Inactivation of genes for antigenic variation in the relapsing fever spirochete Borrelia hermsii reduces infectivity in mice and transmission by ticks.

Raffel SJ, Battisti JM, Fischer RJ, Schwan TG.

PLoS Pathog. 2014 Apr 3;10(4):e1004056. doi: 10.1371/journal.ppat.1004056. eCollection 2014 Apr.

21.

Geographic distribution and genetic characterization of Lassa virus in sub-Saharan Mali.

Safronetz D, Sogoba N, Lopez JE, Maiga O, Dahlstrom E, Zivcec M, Feldmann F, Haddock E, Fischer RJ, Anderson JM, Munster VJ, Branco L, Garry R, Porcella SF, Schwan TG, Feldmann H.

PLoS Negl Trop Dis. 2013 Dec 5;7(12):e2582. doi: 10.1371/journal.pntd.0002582. eCollection 2013.

22.

First isolation of the relapsing fever spirochete, Borrelia hermsii, from a domestic dog.

Kelly AL, Raffel SJ, Fischer RJ, Bellinghausen M, Stevenson C, Schwan TG.

Ticks Tick Borne Dis. 2014 Mar;5(2):95-9. doi: 10.1016/j.ttbdis.2013.08.005. Epub 2013 Nov 16.

23.

Development of genetic system to inactivate a Borrelia turicatae surface protein selectively produced within the salivary glands of the arthropod vector.

Lopez JE, Wilder HK, Hargrove R, Brooks CP, Peterson KE, Beare PA, Sturdevant DE, Nagarajan V, Raffel SJ, Schwan TG.

PLoS Negl Trop Dis. 2013 Oct 31;7(10):e2514. doi: 10.1371/journal.pntd.0002514. eCollection 2013.

24.

Periplasmic flagellar export apparatus protein, FliH, is involved in post-transcriptional regulation of FlaB, motility and virulence of the relapsing fever spirochete Borrelia hermsii.

Guyard C, Raffel SJ, Schrumpf ME, Dahlstrom E, Sturdevant D, Ricklefs SM, Martens C, Hayes SF, Fischer ER, Hansen BT, Porcella SF, Schwan TG.

PLoS One. 2013 Aug 29;8(8):e72550. doi: 10.1371/journal.pone.0072550. eCollection 2013.

25.

Large linear plasmids of Borrelia species that cause relapsing fever.

Miller SC, Porcella SF, Raffel SJ, Schwan TG, Barbour AG.

J Bacteriol. 2013 Aug;195(16):3629-39. doi: 10.1128/JB.00347-13. Epub 2013 Jun 7.

26.

Borrelia hermsii acquisition order in superinfected ticks determines transmission efficiency.

Policastro PF, Raffel SJ, Schwan TG.

Infect Immun. 2013 Aug;81(8):2899-908. doi: 10.1128/IAI.00542-13. Epub 2013 May 28.

27.

Serologic evidence for Borrelia hermsii infection in rodents on federally owned recreational areas in California.

Fritz CL, Payne JR, Schwan TG.

Vector Borne Zoonotic Dis. 2013 Jun;13(6):376-81. doi: 10.1089/vbz.2012.1137. Epub 2013 Mar 14.

28.

Endemic foci of the tick-borne relapsing fever spirochete Borrelia crocidurae in Mali, West Africa, and the potential for human infection.

Schwan TG, Anderson JM, Lopez JE, Fischer RJ, Raffel SJ, McCoy BN, Safronetz D, Sogoba N, Maïga O, Traoré SF.

PLoS Negl Trop Dis. 2012;6(11):e1924. doi: 10.1371/journal.pntd.0001924. Epub 2012 Nov 29.

29.

Cotransmission of divergent relapsing fever spirochetes by artificially infected Ornithodoros hermsi.

Policastro PF, Raffel SJ, Schwan TG.

Appl Environ Microbiol. 2011 Dec;77(24):8494-9. doi: 10.1128/AEM.05830-11. Epub 2011 Sep 30.

30.

Acquisition and subsequent transmission of Borrelia hermsii by the soft tick Ornithodoros hermsi.

Lopez JE, Mccoy BN, Krajacich BJ, Schwan TG.

J Med Entomol. 2011 Jul;48(4):891-5.

PMID:
21845950
31.

Bloodmeal size and spirochete acquisition of Ornithodoros hermsi (Acari: Argasidae) during feeding.

McCoy BN, Raffel SJ, Lopez JE, Schwan TG.

J Med Entomol. 2010 Nov;47(6):1164-72.

32.

Detection of Lassa virus, Mali.

Safronetz D, Lopez JE, Sogoba N, Traore' SF, Raffel SJ, Fischer ER, Ebihara H, Branco L, Garry RF, Schwan TG, Feldmann H.

Emerg Infect Dis. 2010 Jul;16(7):1123-6. doi: 10.3201/eid1607.100146.

33.

A novel surface antigen of relapsing fever spirochetes can discriminate between relapsing fever and Lyme borreliosis.

Lopez JE, Schrumpf ME, Nagarajan V, Raffel SJ, McCoy BN, Schwan TG.

Clin Vaccine Immunol. 2010 Apr;17(4):564-71. doi: 10.1128/CVI.00518-09. Epub 2010 Feb 10.

34.

Identical strains of Borrelia hermsii in mammal and bird.

Fischer RJ, Johnson TL, Raffel SJ, Schwan TG.

Emerg Infect Dis. 2009 Dec;15(12):2064-6. doi: 10.3201/eid1512.090792. No abstract available.

35.

Ectoparasites (sucking lice, fleas and ticks) of small mammals in southeastern Kenya.

Oguge NO, Durden LA, Keirans JE, Balami HD, Schwan TG.

Med Vet Entomol. 2009 Dec;23(4):387-92. doi: 10.1111/j.1365-2915.2009.00820.x.

36.

Interaction of Borrelia burgdorferi Hbb with the p66 promoter.

Medrano MS, Policastro PF, Schwan TG, Coburn J.

Nucleic Acids Res. 2010 Jan;38(2):414-27. doi: 10.1093/nar/gkp1027. Epub 2009 Nov 12.

37.

Tick-borne relapsing fever and Borrelia hermsii, Los Angeles County, California, USA.

Schwan TG, Raffel SJ, Schrumpf ME, Schrumpf ME, Webster LS, Marques AR, Spano R, Rood M, Burns J, Hu R.

Emerg Infect Dis. 2009 Jul;15(7):1026-31. doi: 10.3201/eid1507.090223.

38.

Identification of conserved antigens for early serodiagnosis of relapsing fever Borrelia.

Lopez JE, Porcella SF, Schrumpf ME, Raffel SJ, Hammer CH, Zhao M, Robinson MA, Schwan TG.

Microbiology. 2009 Aug;155(Pt 8):2641-51. doi: 10.1099/mic.0.029918-0. Epub 2009 May 14.

39.

Characterization of a novel relapsing fever spirochete in the midgut, coxal fluid, and salivary glands of the bat tick Carios kelleyi.

Schwan TG, Raffel SJ, Schrumpf ME, Gill JS, Piesman J.

Vector Borne Zoonotic Dis. 2009 Dec;9(6):643-7. doi: 10.1089/vbz.2008.0177.

40.

Outer surface protein A protects Lyme disease spirochetes from acquired host immunity in the tick vector.

Battisti JM, Bono JL, Rosa PA, Schrumpf ME, Schwan TG, Policastro PF.

Infect Immun. 2008 Nov;76(11):5228-37. doi: 10.1128/IAI.00410-08. Epub 2008 Sep 8.

41.

Oms38 is the first identified pore-forming protein in the outer membrane of relapsing fever spirochetes.

Thein M, Bunikis I, Denker K, Larsson C, Cutler S, Drancourt M, Schwan TG, Mentele R, Lottspeich F, Bergström S, Benz R.

J Bacteriol. 2008 Nov;190(21):7035-42. doi: 10.1128/JB.00818-08. Epub 2008 Aug 29.

42.

Tick-borne relapsing fever.

Dworkin MS, Schwan TG, Anderson DE Jr, Borchardt SM.

Infect Dis Clin North Am. 2008 Sep;22(3):449-68, viii. doi: 10.1016/j.idc.2008.03.006. Review.

43.

Relapsing fever spirochetes retain infectivity after prolonged in vitro cultivation.

Lopez JE, Schrumpf ME, Raffel SJ, Policastro PF, Porcella SF, Schwan TG.

Vector Borne Zoonotic Dis. 2008 Dec;8(6):813-20. doi: 10.1089/vbz.2008.0033.

44.

Novel relapsing fever spirochete in bat tick.

Gill JS, Ullmann AJ, Loftis AD, Schwan TG, Raffel SJ, Schrumpf ME, Piesman J.

Emerg Infect Dis. 2008 Mar;14(3):522-3. doi: 10.3201/eid1403.070766. No abstract available.

45.

A system for site-specific genetic manipulation of the relapsing fever spirochete Borrelia hermsii.

Battisti JM, Raffel SJ, Schwan TG.

Methods Mol Biol. 2008;431:69-84.

PMID:
18287748
46.

Comparative sialomics between hard and soft ticks: implications for the evolution of blood-feeding behavior.

Mans BJ, Andersen JF, Francischetti IM, Valenzuela JG, Schwan TG, Pham VM, Garfield MK, Hammer CH, Ribeiro JM.

Insect Biochem Mol Biol. 2008 Jan;38(1):42-58. Epub 2007 Sep 25.

47.

Characterization of anti-hemostatic factors in the argasid, Argas monolakensis: implications for the evolution of blood-feeding in the soft tick family.

Mans BJ, Andersen JF, Schwan TG, Ribeiro JM.

Insect Biochem Mol Biol. 2008 Jan;38(1):22-41. Epub 2007 Sep 25.

48.

Diversity and distribution of Borrelia hermsii.

Schwan TG, Raffel SJ, Schrumpf ME, Porcella SF.

Emerg Infect Dis. 2007 Mar;13(3):436-42.

49.

Spirochetemia caused by Borrelia turicatae infection in 3 dogs in Texas.

Whitney MS, Schwan TG, Sultemeier KB, McDonald PS, Brillhart MN.

Vet Clin Pathol. 2007 Jun;36(2):212-6.

PMID:
17523100
50.

Purine salvage pathways among Borrelia species.

Pettersson J, Schrumpf ME, Raffel SJ, Porcella SF, Guyard C, Lawrence K, Gherardini FC, Schwan TG.

Infect Immun. 2007 Aug;75(8):3877-84. Epub 2007 May 14.

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