Mgr. Jan Mendel, Ph.D.

Position: grant funded researcher
Research topics: molecular biology and genetics
Department: Research facility Brno
Phone: +420 543 422 533

Research interests

  • molecular markers in taxonomy and systematics,
  • conservation genetics of fish, population variability and phylogenetics,
  • genetics and breeding,
  • molecular biological detection of zoonotic pathogens, statistical evaluation of genetic data.

Finished Projects

Genetic diversity of endangered fish species-base of effective protection of biodiversity

Molecular biodiversity inventory of the ichthyofauna of the Czech Republic

Revision of the species structure of the genera Gobio and Romanogobio in the Eurasian context


  • 1996-2001: undergraduate study - Masaryk University Brno, Faculty of Science, specialization biology and genetics. Thesis: Genotoxicity Tests of Natural Extracts of Blue-Green Algae and Halogenated Aliphatic Hydrocarbons with Drosophila melanogaster.
  • 2001-2007: Ph.D. study - Masaryk University Brno, Faculty of Science, Department of Genetics and Molecular Biology, Faculty of Science and Institute of Vertebrate Biology AS CR, Brno. Ph.D. thesis: The using of mtDNA for characteristics of population structures of species from the genera Gobio and Romanogobio.


  • 2001-present: Institute of Vertebrate Biology AS CR - research scientist.

Current Ph.D. students

  • Soňa Stierandová: Molecular biodiversity inventory of selected fish species from families Cyprinidae and Umbridae.
  • Eva Marešová: Genetic diversity of the Alpine bullhead (Cottus poecilopus, Heckel, 1837) in the Carpathian arc (Baltic and Black Sea basins contact zone).



Hamšíková Z., Silaghi C., Rudolf I., Venclíková K., Mahríková L., Slovák M., Mendel J., Blažejová H., Berthová L., Kocianová E., Hubálek Z., Schnittger L., Kazimírová M.: Molecular detection and phylogenetic analysis of Hepatozoon spp. in questing Ixodes ricinus ticks and rodents from Slovakia and Czech Republic, Parasitology Research 115 (2016) 3897-3904.

Rudolf I., Betášová L., Bischof V., Venclíková K., Blažejová H., Mendel J., Hubálek Z., Kosoy M.: Molecular survey of arthropod-borne pathogens in sheep keds (Melophagus ovinus), Central Europe, Parasitology Research 115 (2016) 3679-3682.

Rudolf I., Venclíková K., Blažejová H., Betášová L., Mendel J., Hubálek Z., Parola P.: First report of Rickettsia raoultii and Rickettsia helvetica in Dermacentor reticulatus ticks from the Czech Republic, Ticks and Tick-borne Diseases 7 (2016) 1222-1224.

Stierandová S., Vukic J., Vasil'eva E. D., Zogaris S., Shumka S., Halačka K., Vetešník L., Švátora M., Nowak M., Stefanov T., Koščo J., Mendel J.: A multilocus assessment of nuclear and mitochondrial sequence data elucidates phylogenetic relationships among European spirlins (Alburnoides, Cyprinidae), Molecular Phylogenetics and Evolution 94 (2016) 479-491.

Venclíková K., Mendel J., Betášová L., Blažejová H., Jedličková P., Straková P., Hubálek Z., Rudolf I.: Neglected tick-borne pathogens in the Czech Republic, 2011–2014, Ticks and Tick-borne Diseases 7 (2016) 107-112.


Rudolf I., Bakonyi T., Šebesta O., Mendel J., Peško J., Betášová L., Blažejová H., Venclíková K., Straková P., Nowotny N., Hubálek Z.: Co-circulation of Usutu virus and West Nile virus in a reed bed ecosystem, Parasites & Vectors 8 (2015) 520.

Venclíková K., Mendel J., Betášová L., Hubálek Z., Rudolf I.: First evidence of Babesia venatorum and Babesia capreoli in questing Ixodes ricinus ticks in the Czech Republic, Annals of Agricultural and Environmental Medicine 22 (2015) 212-214.


Nowak M., Klaczak A., Szczerbik P., Mendel J., Popek W.: Occurrence of the Kessler’s gudgeon Romanogobio kesslerii (Dybowski, 1862) (Cyprinidae) in the Upper Vistula River (Poland), Journal of Applied Ichthyology 30 (2014) 1062-1064.

Rudolf I., Šebesta O., Mendel J., Betášová L., Bocková E., Jedličková P., Venclíková K., Blažejová H., Šikutová S., Hubálek Z.: Zoonotic Dirofilaria repens (Nematoda: Filarioidea) in Aedes vexans mosquitoes, Czech Republic, Parasitology Research 113 (2014) 4663-4667.

Rudolf I., Bakonyi T., Šebesta O., Mendel J., Peško J., Betášová L., Blažejová H., Venclíková K., Straková P., Nowotny N., Hubálek Z.: West Nile virus lineage 2 isolated from Culex modestus mosquitoes in the Czech Republic, 2013: expansion of the European WNV endemic area to the North?, Eurosurveillance 19 (2014) .

Venclíková K., Rudolf I., Mendel J., Betášová L., Hubálek Z.: Rickettsiae in questing Ixodes ricinus ticks in the Czech Republic, Ticks and Tick-borne Diseases 5 (2014) 135-138.


Bocková E., Rudolf I., Kočišová A., Betášová L., Venclíková K., Mendel J., Hubálek Z.: Dirofilaria repens microfilariae in Aedes vexans mosquitoes in Slovakia, Parasitology Research 112 (2013) 3465-3470.

Mendel J., Urbánková S., Vyskočilová M.: Permanent Genetic Resources added to Molecular Ecology Resources Database 1 December 2012 - 31 January 2013, Molecular Ecology Resources 13 (2013) 546-549.

Nowak M., Klaczak A., Szczerbik P., Mendel J., Popek W.: Rapid range expansion of the "whitefin" gudgeon Romanogobio cf. belingi (Teleostei: Cyprinidae) in a lowland tributary of the Vistula River (Southeastern Poland), Annales de Limnologie-International Journal of Limnology 49 (2013) 319-326.


Mendel J., Papoušek I., Marešová E., Vetešník L., Halačka K., Nowak M., Čížková D.: Permanent Genetic Resources added to Molecular Ecology Resources Database 1 April 2012 – 31 May 2012, Molecular Ecology Resources 12 (2012) 972-974.

Turan D., Ekmekci F. G., Lusková V., Mendel J.: Description of a new species of genus Gobio from Turkey (Teleostei: Cyprinidae), Zootaxa 3257 (2012) 56-65.


Marešová E., Delić A., Kostov V., Marić S., Mendel J., Šanda R.: Genetic diversity of Sabanejewia balcanica (Actinopterygii: Cobitidae) in the western Balkans and comparison with other regions, Folia zoologica 60 (2011) 335-342.

Nowak M., Mendel J., Szczerbik P., Klaczak A., Mikolajczyk T., Ozga K., Falowska B., Popek W.: Contributions to the morphological variation of the common gudgeon, Gobio gobio complex (Teleostei: Cyprinidae), in the upper Vistula drainage (southeast Poland), Archives of Polish Fisheries 19 (2011) 37-49.


Halačka K., Vetešník L., Papoušek I., Mendel J., Šimková A.: The epidermal structure of Carassius gibelio: a link with ploidy status in spawning and postspawning periods, Journal of Fish Biology 77 (2010) 2171-2179.

Halačka K., Vetešník L., Mendel J., Papoušek I.: Can spawning marks on females of the spined loach (Cobitis sp., Teleostei) be caused by scratches from males during mating?, Folia zoologica 59 (2010) 329-331.

Šikutová S., Halouzka J., Mendel J., Knoz J., Rudolf I.: Novel spirochetes isolated from mosquitoes and black flies in the Czech Republic, Journal of Vector Ecology 35 (2010) 50-55.


Rudolf I., Mendel J., Šikutová S., Švec P., Masaříková J., Nováková D., Buňková L., Sedláček I., Hubálek Z.: 16S rRNA gene-based identification of cultured bacterial flora from host-seeking Ixodes ricinus, Dermacentor reticulatus and Haemaphysalis concinna ticks, vectors of vertebrate pathogens, Folia Microbiologica 54 (2009) 419-428.

Vetešník L., Halačka K., Papoušek I., Mendel J., Šimková A.: The first record of a natural hybrid of the roach Rutilus rutilus and nase Chondrostoma nasus in the Danube River Basin, Czech Republic: morphological, karyological and molecular characteristics, Journal of Fish Biology 74 (2009) 1669-1676.


Mendel J., Lusk S., Vasil'eva E. D., Vasil'ev V. P., Lusková V., Ekmekci F. G., Erk'kan F., Ruchin A., Koščo J., Vetešník L., Halačka K., Šanda R., Pashkov A. N., Reshetnikov S. I.: Molecular phylogeny of the genus Gobio Cuvier, 1816 (Teleostei: Cyprinidae) and its contribution to taxonomy, Molecular Phylogenetics and Evolution 47 (2008) 1061-1075.

Mendel J., Lusk S., Koščo J., Vetešník L., Halačka K., Papoušek I.: Genetic diversity of Misgurnus fossilis populations from the Czech Republic and Slovakia, Folia zoologica 57 (2008) 90-99.

Papoušek I., Vetešník L., Halačka K., Lusková V., Humpl M., Mendel J.: Identification of natural hybrids of gibel carp Carassius auratus gibelio (Bloch) and crucian carp Carassius carassius (L.) from lower Dyje River floodplain (Czech Republic), Journal of Fish Biology 72 (2008) 1230-1235.


Halačka K., Vetešník L., Lusk S., Mendel J., Papoušek I.: The X1X1X2X2/X1X2Y multiple sex chromosome system in the Zingel zingel (Pisces: Perciformes) from the Morava River (Czech Republic), Caryologia 60 (2007) 222-225.

Chroust K., Pavlová M., Prokop Z., Mendel J., Božková K., Kubát Z., Zajíčková V., Damborský J.: Quantitative structure–activity relationships for toxicity and genotoxicity of halogenated aliphatic compounds: Wing spot test of Drosophila melanogaster, Chemosphere 67 (2007) 152-159.

Vetešník L., Papoušek I., Halačka K., Lusková V., Mendel J.: Morphometric and genetic analysis of the Carassius auratus complex from an artificial wetland in Morava River floodplain, Czech Republic, Fisheries Science 73 (2007) 817-822.