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Characterization of Arcobacter strains isolated from human stool samples: results from the prospective German prevalence study Arcopath.

Brückner V, Fiebiger U, Ignatius R, Friesen J, Eisenblätter M, Höck M, Alter T, Bereswill S, Heimesaat MM, Gölz G.

Gut Pathog. 2020 Jan 8;12:3. doi: 10.1186/s13099-019-0344-3. eCollection 2020.


Correction: T Cell-Dependent Maturation of Pathogen-Specific Igs in the Antrum of Chronically Helicobacter pylori-Infected Patients.

Neumann L, Moos V, Giesecke-Thiel C, Dörner T, Ignatius R, Allers K, Aebischer T, Schneider T.

J Immunol. 2019 Dec 15;203(12):3461. doi: 10.4049/jimmunol.1901268. Epub 2019 Nov 13. No abstract available.


Clostridioides difficile in Outpatients: Application of a Diagnostic Algorithm Recommended by the European Society of Clinical Microbiology and Infectious Diseases.

Ignatius R, Neuber R, Kietzmann H, Berg C, Wenzel T, Fuhrmann J, Müller M.

Eur J Microbiol Immunol (Bp). 2019 Sep 6;9(3):88-90. doi: 10.1556/1886.2019.00017. eCollection 2019 Oct 3.


Critical Remarks.

Feldmeier H, Richter PJ, Ignatius R.

Dtsch Arztebl Int. 2019 Aug 9;116(33-34):561. doi: 10.3238/arztebl.2019.0561a. No abstract available.


Accurate Detection of Helicobacter pylori Antigen in Human Stool Specimens by Two Novel Immunoassays.

Ignatius R, Berg C, Weiland C, Darmer A, Wenzel T, Lorenz M, Fuhrmann J, Müller M.

Eur J Microbiol Immunol (Bp). 2019 May 28;9(2):29-31. doi: 10.1556/1886.2019.00008. eCollection 2019 Jun 3.


No evidence of carbapenemase-producing Enterobacteriaceae in stool samples of 1,544 asylum seekers arriving in Rhineland-Palatinate, Germany, April 2016 to March, 2017.

Ehlkes L, Pfeifer Y, Werner G, Ignatius R, Vogt M, Eckmanns T, Zanger P, Walter J.

Euro Surveill. 2019 Feb;24(8). doi: 10.2807/1560-7917.ES.2019.24.8.1800030.


Detection of Enterobius vermicularis in greater Berlin, 2007-2017: seasonality and increased frequency of detection.

Friesen J, Bergmann C, Neuber R, Fuhrmann J, Wenzel T, Durst A, Müller M, Ignatius R.

Eur J Clin Microbiol Infect Dis. 2019 Apr;38(4):719-723. doi: 10.1007/s10096-019-03495-1. Epub 2019 Feb 2.


Giardia duodenalis in small animals and their owners in Germany: A pilot study.

Rehbein S, Klotz C, Ignatius R, Müller E, Aebischer A, Kohn B.

Zoonoses Public Health. 2019 Feb;66(1):117-124. doi: 10.1111/zph.12541. Epub 2018 Nov 20.


Epidemiology and morbidity of hookworm-related cutaneous larva migrans (HrCLM): Results of a cohort study over a period of six months in a resource-poor community in Manaus, Brazil.

Reichert F, Pilger D, Schuster A, Lesshafft H, Guedes de Oliveira S, Ignatius R, Feldmeier H.

PLoS Negl Trop Dis. 2018 Jul 19;12(7):e0006662. doi: 10.1371/journal.pntd.0006662. eCollection 2018 Jul.


Evaluation of the Roche LightMix Gastro parasites multiplex PCR assay detecting Giardia duodenalis, Entamoeba histolytica, cryptosporidia, Dientamoeba fragilis, and Blastocystis hominis.

Friesen J, Fuhrmann J, Kietzmann H, Tannich E, Müller M, Ignatius R.

Clin Microbiol Infect. 2018 Dec;24(12):1333-1337. doi: 10.1016/j.cmi.2018.03.025. Epub 2018 Mar 23.


Highly sensitive and specific detection of Giardia duodenalis, Entamoeba histolytica, and Cryptosporidium spp. in human stool samples by the BD MAX™ Enteric Parasite Panel.

Parčina M, Reiter-Owona I, Mockenhaupt FP, Vojvoda V, Gahutu JB, Hoerauf A, Ignatius R.

Parasitol Res. 2018 Feb;117(2):447-451. doi: 10.1007/s00436-017-5720-7. Epub 2017 Dec 19.


Chronic meningococcaemia-a medical oxymoron.

Rademacher J, Haibel H, Poddubnyy D, Ignatius R, Schneider T.

Rheumatology (Oxford). 2017 Oct 1;56(10):1819-1821. doi: 10.1093/rheumatology/kex219. No abstract available.


[Chronic skin ulcer in a 24-year-old man after a journey to Southeast Asia].

Rueda Guzmán A, Slesak G, Fleck R, Ignatius R, Oehme R, Schäfer J.

Internist (Berl). 2017 Aug;58(8):859-862. doi: 10.1007/s00108-017-0215-2. German.


Usage of Murine T-cell Hybridoma Cells as Responder Cells Reveals Interference of Helicobacter Pylori with Human Dendritic Cell-mediated Antigen Presentation.

Fehlings M, Drobbe L, Beigier-Bompadre M, Viveros PR, Moos V, Schneider T, Meyer TF, Aebischer T, Ignatius R.

Eur J Microbiol Immunol (Bp). 2016 Dec 1;6(4):306-311. eCollection 2016 Dec 1.


Mucosal Inducible NO Synthase-Producing IgA+ Plasma Cells in Helicobacter pylori-Infected Patients.

Neumann L, Mueller M, Moos V, Heller F, Meyer TF, Loddenkemper C, Bojarski C, Fehlings M, Doerner T, Allers K, Aebischer T, Ignatius R, Schneider T.

J Immunol. 2016 Sep 1;197(5):1801-8. doi: 10.4049/jimmunol.1501330. Epub 2016 Jul 25.


Increasing metronidazole and rifampicin resistance of Helicobacter pylori isolates obtained from children and adolescents between 2002 and 2015 in southwest Germany.

Regnath T, Raecke O, Enninger A, Ignatius R.

Helicobacter. 2017 Feb;22(1). doi: 10.1111/hel.12327. Epub 2016 Jul 11.


Prevalence and Risk Factors of Hookworm-Related Cutaneous Larva Migrans (HrCLM) in a Resource-Poor Community in Manaus, Brazil.

Reichert F, Pilger D, Schuster A, Lesshafft H, Guedes de Oliveira S, Ignatius R, Feldmeier H.

PLoS Negl Trop Dis. 2016 Mar 24;10(3):e0004514. doi: 10.1371/journal.pntd.0004514. eCollection 2016 Mar.


High carriage rate of ESBL-producing Enterobacteriaceae at presentation and follow-up among travellers with gastrointestinal complaints returning from India and Southeast Asia.

Barreto Miranda I, Ignatius R, Pfüller R, Friedrich-Jänicke B, Steiner F, Paland M, Dieckmann S, Schaufler K, Wieler LH, Guenther S, Mockenhaupt FP.

J Travel Med. 2016 Feb 8;23(2):tav024. doi: 10.1093/jtm/tav024. Print 2016 Feb.


Highly specific detection of Cryptosporidium spp. oocysts in human stool samples by undemanding and inexpensive phase contrast microscopy.

Ignatius R, Klemm T, Zander S, Gahutu JB, Kimmig P, Mockenhaupt FP, Regnath T.

Parasitol Res. 2016 Mar;115(3):1229-34. doi: 10.1007/s00436-015-4859-3. Epub 2015 Dec 8.


Development of visceral leishmaniasis in an HIV(+) patient upon immune reconstitution following the initiation of antiretroviral therapy.

Schleenvoigt BT, Ignatius R, Baier M, Schneider T, Weber M, Hagel S, Forstner C, Pletz MW.

Infection. 2016 Feb;44(1):115-9. doi: 10.1007/s15010-015-0813-7. Epub 2015 Jun 30.


Simultaneous detection of Entamoeba histolytica/dispar, Giardia duodenalis and cryptosporidia by immunochromatographic assay in stool samples from patients living in the Greater Cairo Region, Egypt.

Banisch DM, El-Badry A, Klinnert JV, Ignatius R, El-Dib N.

World J Microbiol Biotechnol. 2015 Aug;31(8):1251-8. doi: 10.1007/s11274-015-1875-5. Epub 2015 May 28.


[Rat-bite fever--two cases of infection with Streptobacillus moniliformis within two months].

Regnath T, Kurb N, Wolf M, Ignatius R.

Dtsch Med Wochenschr. 2015 May;140(10):741-3. doi: 10.1055/s-0041-102114. Epub 2015 May 13. German.


Role of dendritic cells in the pathogenesis of Whipple's disease.

Schinnerling K, Geelhaar-Karsch A, Allers K, Friebel J, Conrad K, Loddenkemper C, Kühl AA, Erben U, Ignatius R, Moos V, Schneider T.

Infect Immun. 2015 Feb;83(2):482-91. doi: 10.1128/IAI.02463-14. Epub 2014 Nov 10.


[Fever of unknown origin in 74-year-old multimorbid man].

Fuchs A, Elezkurtaj S, Hortig P, Ignatius R, Gross U, Schneider T.

Internist (Berl). 2014 Dec;55(12):1480-2, 1484-5. doi: 10.1007/s00108-014-3560-4. German.


Accurate detection of Campylobacter spp. antigens by immunochromatography and enzyme immunoassay in routine microbiological laboratory.

Regnath T, Ignatius R.

Eur J Microbiol Immunol (Bp). 2014 Sep;4(3):156-8. doi: 10.1556/EUJMI-D-14-00018. Epub 2014 Sep 11.


Reduced prevalence of Giardia duodenalis in iron-deficient Rwandan children.

Danquah I, Gahutu JB, Ignatius R, Musemakweri A, Mockenhaupt FP.

Trop Med Int Health. 2014 May;19(5):563-7. doi: 10.1111/tmi.12284. Epub 2014 Feb 23.


Soil-transmitted helminths in southern highland Rwanda: associated factors and effectiveness of school-based preventive chemotherapy.

Staudacher O, Heimer J, Steiner F, Kayonga Y, Havugimana JM, Ignatius R, Musemakweri A, Ngabo F, Harms G, Gahutu JB, Mockenhaupt FP.

Trop Med Int Health. 2014 Jul;19(7):812-24. doi: 10.1111/tmi.12321. Epub 2014 Apr 21.


Detection of Giardia duodenalis assemblage A and B isolates by immunochromatography in stool samples from Rwandan children.

Ignatius R, Gahutu JB, Klotz C, Musemakweri A, Aebischer T, Mockenhaupt FP.

Clin Microbiol Infect. 2014 Oct;20(10):O783-5. doi: 10.1111/1469-0691.12596. Epub 2014 Mar 12.


Increased expression of CD25, CD83, and CD86, and secretion of IL-12, IL-23, and IL-10 by human dendritic cells incubated in the presence of Toll-like receptor 2 ligands and Giardia duodenalis.

Obendorf J, Renner Viveros P, Fehlings M, Klotz C, Aebischer T, Ignatius R.

Parasit Vectors. 2013 Nov 4;6(1):317. doi: 10.1186/1756-3305-6-317.


Hookworm-related cutaneous larva migrans in patients living in an endemic community in Brazil: immunological patterns before and after ivermectin treatmen.

Shimogawara R, Hata N, Schuster A, Lesshafft H, Guedes de Oliveira S, Ignatius R, Akao N, Ohta N, Feldmeier H.

Eur J Microbiol Immunol (Bp). 2013 Dec;3(4):258-66. doi: 10.1556/EuJMI.3.2013.4.4. Epub 2013 Nov 21.


High prevalence of cysticercosis in people with epilepsy in southern Rwanda.

Rottbeck R, Nshimiyimana JF, Tugirimana P, Düll UE, Sattler J, Hategekimana JC, Hitayezu J, Bruckmaier I, Borchert M, Gahutu JB, Dieckmann S, Harms G, Mockenhaupt FP, Ignatius R.

PLoS Negl Trop Dis. 2013 Nov 14;7(11):e2558. doi: 10.1371/journal.pntd.0002558. eCollection 2013 Nov.


Acute schistosomiasis in European students returning from fieldwork at Lake Tanganyika, Tanzania.

Steiner F, Ignatius R, Friedrich-Jaenicke B, Dieckmann S, Harms G, Poppert S, Mockenhaupt FP.

J Travel Med. 2013 Nov-Dec;20(6):380-3. doi: 10.1111/jtm.12069. Epub 2013 Sep 22.


High sensitivity of Giardia duodenalis to tetrahydrolipstatin (orlistat) in vitro.

Hahn J, Seeber F, Kolodziej H, Ignatius R, Laue M, Aebischer T, Klotz C.

PLoS One. 2013 Aug 19;8(8):e71597. doi: 10.1371/journal.pone.0071597. eCollection 2013.


Toxicities and costs of placing prophylactic and reactive percutaneous gastrostomy tubes in patients with locally advanced head and neck cancers treated with chemoradiotherapy.

Baschnagel AM, Yadav S, Marina O, Parzuchowski A, Lanni TB Jr, Warner JN, Parzuchowski JS, Ignatius RT, Akervall J, Chen PY, Krauss DJ.

Head Neck. 2014 Aug;36(8):1155-61. doi: 10.1002/hed.23426. Epub 2013 Nov 27.


Hookworm-related cutaneous larva migrans in northern Brazil: resolution of clinical pathology after a single dose of ivermectin.

Schuster A, Lesshafft H, Reichert F, Talhari S, de Oliveira SG, Ignatius R, Feldmeier H.

Clin Infect Dis. 2013 Oct;57(8):1155-7. doi: 10.1093/cid/cit440. Epub 2013 Jun 27.


The Attenuated Brucella abortus Strain 19 Invades, Persists in, and Activates Human Dendritic Cells, and Induces the Secretion of IL-12p70 but Not IL-23.

Weinhold M, Eisenblätter M, Jasny E, Fehlings M, Finke A, Gayum H, Rüschendorf U, Renner Viveros P, Moos V, Allers K, Schneider T, Schaible UE, Schumann RR, Mielke ME, Ignatius R.

PLoS One. 2013 Jun 21;8(6):e65934. doi: 10.1371/journal.pone.0065934. Print 2013.


Giardia duodenalis arginine deiminase modulates the phenotype and cytokine secretion of human dendritic cells by depletion of arginine and formation of ammonia.

Banik S, Renner Viveros P, Seeber F, Klotz C, Ignatius R, Aebischer T.

Infect Immun. 2013 Jul;81(7):2309-17. doi: 10.1128/IAI.00004-13. Epub 2013 Apr 15.


Dendritic cells from human mesenteric lymph nodes in inflammatory and non-inflammatory bowel diseases: subsets and function of plasmacytoid dendritic cells.

Hostmann A, Kapp K, Beutner M, Ritz JP, Loddenkemper C, Ignatius R, Duchmann R, Daum S, Gröne J, Hotz H, Buhr HJ, Zeitz M, Ullrich R.

Immunology. 2013 May;139(1):100-8. doi: 10.1111/imm.12060.


Human papillomavirus genotype distribution and risk factors for infection in women from a small municipality in north east Brazil.

Oliveira FA, Ehrig V, Lang K, Heukelbach J, Stoffler-Meilicke M, Ignatius R, Hengge UR, Feldmeier H.

Int J STD AIDS. 2012 Sep;23(9):e5-10. doi: 10.1258/ijsa.2009.009199.


Nocardia farcinica activates human dendritic cells and induces secretion of interleukin-23 (IL-23) rather than IL-12p70.

Eisenblätter M, Buchal A, Gayum H, Jasny E, Renner Viveros P, Ulrichs T, Schneider T, Schumann RR, Zweigner J, Ignatius R.

Infect Immun. 2012 Dec;80(12):4195-202. doi: 10.1128/IAI.00741-12. Epub 2012 Sep 17.


Risk of immunodeficiency virus infection may increase with vaccine-induced immune response.

Tenbusch M, Ignatius R, Temchura V, Nabi G, Tippler B, Stewart-Jones G, Salazar AM, Sauermann Ü, Stahl-Hennig C, Uberla K.

J Virol. 2012 Oct;86(19):10533-9. doi: 10.1128/JVI.00796-12. Epub 2012 Jul 18.


High prevalence of Giardia duodenalis Assemblage B infection and association with underweight in Rwandan children.

Ignatius R, Gahutu JB, Klotz C, Steininger C, Shyirambere C, Lyng M, Musemakweri A, Aebischer T, Martus P, Harms G, Mockenhaupt FP.

PLoS Negl Trop Dis. 2012;6(6):e1677. doi: 10.1371/journal.pntd.0001677. Epub 2012 Jun 12.


Immunogenicity of DNA vaccines encoding simian immunodeficiency virus antigen targeted to dendritic cells in rhesus macaques.

Tenbusch M, Ignatius R, Nchinda G, Trumpfheller C, Salazar AM, Töpfer K, Sauermann U, Wagner R, Hannaman D, Tenner-Racz K, Racz P, Stahl-Hennig C, Uberla K.

PLoS One. 2012;7(6):e39038. doi: 10.1371/journal.pone.0039038. Epub 2012 Jun 12.


Comparative analysis of the interaction of Helicobacter pylori with human dendritic cells, macrophages, and monocytes.

Fehlings M, Drobbe L, Moos V, Renner Viveros P, Hagen J, Beigier-Bompadre M, Pang E, Belogolova E, Churin Y, Schneider T, Meyer TF, Aebischer T, Ignatius R.

Infect Immun. 2012 Aug;80(8):2724-34. doi: 10.1128/IAI.00381-12. Epub 2012 May 21.


Knowledge, attitudes, perceptions, and practices regarding cutaneous larva migrans in deprived communities in Manaus, Brazil.

Lesshafft H, Schuster A, Reichert F, Talhari S, Ignatius R, Feldmeier H.

J Infect Dev Ctries. 2012 May 14;6(5):422-9.


Delusional infestation and the specimen sign: a European multicentre study in 148 consecutive cases.

Freudenmann RW, Lepping P, Huber M, Dieckmann S, Bauer-Dubau K, Ignatius R, Misery L, Schollhammer M, Harth W, Taylor RE, Bewley AP.

Br J Dermatol. 2012 Aug;167(2):247-51. doi: 10.1111/j.1365-2133.2012.10995.x. Epub 2012 May 14.


Uncommon manifestation of a mixed-species malaria infection: cryptic falciparum malaria in a traveler with successfully treated tertian malaria.

Menner N, Borchert M, Dieckmann S, Ignatius R, Mockenhaupt FP.

J Travel Med. 2012 Mar-Apr;19(2):133-5. doi: 10.1111/j.1708-8305.2011.00595.x. Epub 2012 Feb 24.


Life quality impairment caused by hookworm-related cutaneous larva migrans in resource-poor communities in Manaus, Brazil.

Schuster A, Lesshafft H, Talhari S, Guedes de Oliveira S, Ignatius R, Feldmeier H.

PLoS Negl Trop Dis. 2011 Nov;5(11):e1355. doi: 10.1371/journal.pntd.0001355. Epub 2011 Nov 8.


Modulation of the CD4+ T-cell response by Helicobacter pylori depends on known virulence factors and bacterial cholesterol and cholesterol α-glucoside content.

Beigier-Bompadre M, Moos V, Belogolova E, Allers K, Schneider T, Churin Y, Ignatius R, Meyer TF, Aebischer T.

J Infect Dis. 2011 Nov;204(9):1339-48. doi: 10.1093/infdis/jir547. Epub 2011 Sep 15.


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