Yvonne Gräser

Summary

Affiliation: Humboldt University
Country: Germany

Publications

  1. ncbi request reprint Microsatellite markers reveal geographic population differentiation in Trichophyton rubrum
    Yvonne Gräser
    Institute of Microbiology and Hygiene Charité, Humboldt University, Dorotheenstr 96, D 10117 Berlin, Germany
    J Med Microbiol 56:1058-65. 2007
  2. doi request reprint Diagnostic PCR of dermatophytes--an overview
    Yvonne Gräser
    Consiliary Laboratory for Dermatophytes, Charite Universitatsmedizin Berlin, Institute of Microbiology, Dorotheenstrasse 96, Berlin, Germany
    J Dtsch Dermatol Ges 10:721-6. 2012
  3. ncbi request reprint Phylogeny and taxonomy of the family Arthrodermataceae (dermatophytes) using sequence analysis of the ribosomal ITS region
    Y Graser
    Institute of Microbiology and Hygiene, Department of Dermatology, Humboldt University, Berlin, Germany
    Med Mycol 37:105-14. 1999
  4. doi request reprint The new species concept in dermatophytes-a polyphasic approach
    Yvonne Gräser
    Department of Parasitology, Institute of Microbiology and Hygiene, Charite, Humboldt University, Dorotheenstr 96, 10117 Berlin, Germany
    Mycopathologia 166:239-56. 2008
  5. ncbi request reprint Dermatophytes: recognizing species of clonal fungi
    Y Graser
    Department of Parasitology, Institut für Mikrobiologie und Hygiene, Charite, Humboldt University, Berlin, Germany
    Med Mycol 44:199-209. 2006
  6. pmc Molecular taxonomy of the Trichophyton rubrum complex
    Y Graser
    Institut für Mikrobiologie und Hygiene, Department of Parasitology Charité, Humboldt Universitat, Berlin, Germany
    J Clin Microbiol 38:3329-36. 2000
  7. ncbi request reprint Molecular taxonomy of Trichophyton mentagrophytes and T. tonsurans
    Y Graser
    Institute of Microbiology and Hygiene, Department of Parasitology Charité, Humboldt University, Berlin, Germany
    Med Mycol 37:315-30. 1999
  8. ncbi request reprint Molecular and conventional taxonomy of the Microsporum canis complex
    Y Graser
    Institute of Microbiology and Hygiene, Department of Parasitology Charité, Humboldt University, Berlin, Germany
    Med Mycol 38:143-53. 2000
  9. pmc Molecular markers reveal exclusively clonal reproduction in Trichophyton rubrum
    Y Graser
    Department of Microbiology and Hygiene Charité Virchow, Humboldt University, Berlin, Germany
    J Clin Microbiol 37:3713-7. 1999
  10. ncbi request reprint A virulent genotype of Microsporum canis is responsible for the majority of human infections
    Rahul Sharma
    Institute of Microbiology and Hygiene Charité, Humboldt University, Dorotheenstr 96, D 10117, Berlin, Germany
    J Med Microbiol 56:1377-85. 2007

Collaborators

Detail Information

Publications16

  1. ncbi request reprint Microsatellite markers reveal geographic population differentiation in Trichophyton rubrum
    Yvonne Gräser
    Institute of Microbiology and Hygiene Charité, Humboldt University, Dorotheenstr 96, D 10117 Berlin, Germany
    J Med Microbiol 56:1058-65. 2007
    ..Four of the developed microsatellite markers may be applied for diagnostic purposes...
  2. doi request reprint Diagnostic PCR of dermatophytes--an overview
    Yvonne Gräser
    Consiliary Laboratory for Dermatophytes, Charite Universitatsmedizin Berlin, Institute of Microbiology, Dorotheenstrasse 96, Berlin, Germany
    J Dtsch Dermatol Ges 10:721-6. 2012
    ..It shows that we are only at the beginning of providing high quality PCR diagnosis of dermatophytes...
  3. ncbi request reprint Phylogeny and taxonomy of the family Arthrodermataceae (dermatophytes) using sequence analysis of the ribosomal ITS region
    Y Graser
    Institute of Microbiology and Hygiene, Department of Dermatology, Humboldt University, Berlin, Germany
    Med Mycol 37:105-14. 1999
    ..Weighting of transversions over transitions did not improve the status of poorly supported branches of the tree...
  4. doi request reprint The new species concept in dermatophytes-a polyphasic approach
    Yvonne Gräser
    Department of Parasitology, Institute of Microbiology and Hygiene, Charite, Humboldt University, Dorotheenstr 96, 10117 Berlin, Germany
    Mycopathologia 166:239-56. 2008
    ..The molecular data require some reinterpretation of results seen in conventional phenotypic tests, but in most cases, phylogenetic insight is readily integrated with current laboratory testing procedures...
  5. ncbi request reprint Dermatophytes: recognizing species of clonal fungi
    Y Graser
    Department of Parasitology, Institut für Mikrobiologie und Hygiene, Charite, Humboldt University, Berlin, Germany
    Med Mycol 44:199-209. 2006
    ..The application of the different species concepts may have an enormous impact on the nomenclature of dermatophytes, directly affecting the quality of communications with care providers...
  6. pmc Molecular taxonomy of the Trichophyton rubrum complex
    Y Graser
    Institut für Mikrobiologie und Hygiene, Department of Parasitology Charité, Humboldt Universitat, Berlin, Germany
    J Clin Microbiol 38:3329-36. 2000
    ..nigricans, Trichophyton soudanense, Trichophyton violaceum var. indicum, and Trichophyton yaoundei) were reclassified or synonymized as T. rubrum or T. violaceum...
  7. ncbi request reprint Molecular taxonomy of Trichophyton mentagrophytes and T. tonsurans
    Y Graser
    Institute of Microbiology and Hygiene, Department of Parasitology Charité, Humboldt University, Berlin, Germany
    Med Mycol 37:315-30. 1999
    ..Twenty-four species or varieties investigated could be reduced to five taxa and were reclassified or synonymized as Trichophyton tonsurans, T. interdigitale, T. mentagrophytes, T. simii and T. erinacei...
  8. ncbi request reprint Molecular and conventional taxonomy of the Microsporum canis complex
    Y Graser
    Institute of Microbiology and Hygiene, Department of Parasitology Charité, Humboldt University, Berlin, Germany
    Med Mycol 38:143-53. 2000
    ..The seven species investigated seem to be infraspecific taxa and were reclassified or synonymized as M. canis (teleomorph: Arthroderma otae), M. ferrugineum, and M. audouinii...
  9. pmc Molecular markers reveal exclusively clonal reproduction in Trichophyton rubrum
    Y Graser
    Department of Microbiology and Hygiene Charité Virchow, Humboldt University, Berlin, Germany
    J Clin Microbiol 37:3713-7. 1999
    ..Interestingly, none of the methods used revealed any DNA polymorphism, indicating a strictly clonal mode of reproduction and a strong adaptation to human skin...
  10. ncbi request reprint A virulent genotype of Microsporum canis is responsible for the majority of human infections
    Rahul Sharma
    Institute of Microbiology and Hygiene Charité, Humboldt University, Dorotheenstr 96, D 10117, Berlin, Germany
    J Med Microbiol 56:1377-85. 2007
    ..Adaptation of genotypes resulting in a particular clinical manifestation was not evident. Furthermore, isolates from horses did not show a monophyletic clustering...
  11. ncbi request reprint Anthraquinones as defensive compounds in eggs of Galerucini leaf beetles: biosynthesis by the beetles?
    Florian Pankewitz
    Freie Universitat Berlin, Institute of Biology, Berlin, Germany
    Arch Insect Biochem Physiol 66:98-108. 2007
    ..Our results indicate that anthraquinones and anthrones in eggs of Galerucini are produced by beetle enzymes and not by endosymbiotic microorganisms within the eggs...
  12. pmc Trichophyton eboreum sp. nov. isolated from human skin
    Jochen Brasch
    Department of Dermatology, University of Schleswig Holstein, Campus Kiel, Schittenhelmstr 7, D 24105 Kiel, Germany
    J Clin Microbiol 43:5230-7. 2005
    ..More than 5% divergence from any known species of dermatophyte was revealed by sequence analysis of the internal transcribed spacer of the rRNA gene...
  13. pmc A novel flucytosine-resistant yeast species, Candida pseudoaaseri, causes disease in a cancer patient
    Roland Pfüller
    Mikrobiologisches Labor, Medizinisch Diagnostische Institute, Berlin, Germany
    J Clin Microbiol 49:4195-202. 2011
    ..aaseri by its ability to assimilate l-rhamnose, whereas its colony morphology on CHROMagar Candida may be helpful for differentiation...
  14. doi request reprint Batrachochytrium dendrobatidis in Germany: distribution, prevalences, and prediction of high risk areas
    Torsten Ohst
    Institut für Mikrobiologie und Hygiene, Universitätsklinikum Berlin Charité, Hindenburgdamm 27, 12203 Berlin, Germany
    Dis Aquat Organ 107:49-59. 2013
    ..Further work, especially long-term observations including capture-mark-recapture studies, is required to clarify the impact Bd has on amphibians in Germany and Central Europe. ..
  15. ncbi request reprint Presence of Wolbachia in insect eggs containing antimicrobially active anthraquinones
    Florian Pankewitz
    Freie Universitat Berlin, Institute of Biology, Haderslebener Str 9, Berlin, 12163, Germany
    Microb Ecol 54:713-21. 2007
    ..These results show that Wolbachia bacteria might be adapted to cope even with conditions usually detrimental to other bacteria and that these adaptations are widespread among Wolbachia supergroups...
  16. doi request reprint Identification of yeast isolated from dermatological patients by MALDI-TOF mass spectrometry
    Florian Seyfarth
    Klinik für Hautkrankheiten, Universitatsklinikum Jena, Jena, Germany
    Mycoses 55:276-80. 2012
    ..In conclusion, species identification by MALDI-TOF MS was proven to be consistent with ITS sequence analysis; the technique has a resolving power comparatively as high as ITS sequence analysis...