RNDr. Bohumil Sak, Ph.D.

Job Position: Research Scientist - Laboratory of Veterinary and Medical Protistology

Contact details

Phone: +420 387775421
E-mail: casio@paru.cas.cz
Room: 120

Teaching General Biology
Faculty of Health and Social Studies of the University of South Bohemia

Publications
Total found: 144 records
Sak B., Fibigerová M., Mravcová K., Holubová N., Šikutová S., Fenclová J., Bell-Sakyi L., Kváč M., Rudolf I. (2026) Propagation of Encephalitozoon cuniculi in tick cell lines supports the plausibility of possible tick-mediated transmission of this microsporidian. Ticks and Tick-borne Diseases 17 : 102578.
DOI: 10.1016/j.ttbdis.2025.102578
Ježková J., Zikmundová V., Příhodová P., Kostka F., Sak B., Kváč M. (2025) Massive, disseminated and lethal cysticercosis caused by Taenia crassiceps in captive Western grey bamboo lemur (Hapalemur occidentalis Rumpler) in Zoo in the Czech Republic. Folia Parasitologica 72 : 26.
DOI: 10.14411/fp.2025.026
Kváč M., Konvalinová A., Holubová N., Hůzová Z., Kicia M., McEvoy J., Beranová K., Sak B. (2025) The first appeareance of the zoonotic parasite Cryptosporidium mortiferum in human and tree and ground squirrels in Central Europe Emerging Microbes and Infections 14 : 2456148.
DOI: 10.1080/22221751.2025.2456148
Pecková R., Doležal K., Sak B., Květoňová D., Kváč M., Petrík I., Nurcahyo W., Foitová I. (2025) Effect of Indonesian plants on Giardia intestinalis infection in vitro BMC Complementary Medicine and Therapies 25 : 22.
DOI: 10.1186/s12906-025-04755-8
Sak B., Fibigerová M., Mravcová K., Holubová N., Šikutová S., Fenclová J., Kváč M., Rudolf I. (2025) Dermacentor reticulatus as a vector of microsporidian infections: a cross-sectional analysis in the Czech Republic. New Microbes and New Infections 69 : 101686.
DOI: 10.1016/j.nmni.2025.101686
Šmigová J., Šnábel V., Cavallero S., Šmiga Ľ., Papajová I., Sak B., Holubová N., Kváč M. (2025) Waterborne protozoan and microsporidian parasites in Eurasian beavers (Castor fiber) International Journal for Parasitology-Parasites and Wildlife 26 : 101050.
DOI: 10.1016/j.ijppaw.2025.101050
Uwamahoro C., Holubová N., Jirků M., Sak B., Květoňová D., Samaš P., Červená B., Romportl D., Eckard W., Ndagijimana F., Muvunyi R., Uwingeli P., Mapilanga J., Aruho R., Cranfield M., Gilardi K., Nziza J., Ssebide B., Syaluha E.K., Pafčo B., Jirků K., Kváč M., Petrželková K. J. (2025) Cryptosporidium, microsporidia and Giardia infections in endangered Mountain Gorillas inhabiting Virunga Massif. Journal of Vertebrate Biology 74 : 25035.
DOI: 10.25225/jvb.25035
Zikmundová V., Höfnerová E., Holubová N., Kicia M., Rajský M., Beran P., Sak B., Kváč M. (2025) Novel gp60 subtypes and genetic diversity of Cryptosporidium felis in domestic and stray cats from Central Europe. Parasites & Vectors 18 : 479.
DOI: 10.1186/s13071-025-07079-1
Zikmundová V., Holubová N., Fenclová J., Sak B., Rost M., Gomułkiewicz A., Konečný R., McEvoy J., Xiao L. , Kváč M. (2025) Cryptosporidium geckonae n. sp. (Apicomplexa: Cryptosporidiidae) in geckos. Parasites & Vectors 18 : 420.
DOI: 10.1186/s13071-025-07068-4
Beránková H., Konečný R., Trávníček J., Hořčičková M., Friedbergerová E., Zábranský L., Sak B., Holubová N., Kváč M. (2024) Effect of bisphenol S and bisphenol A on morphometric and hormonal changes of thyroid gland and iodine concentration in urine of Wistar rats Journal of Central European Agriculture 25 : 461–469.
DOI: 10.5513/JCEA01/25.2.4198
Čížková D., Schmiedová L., Kváč M., Sak B., Macholán M., Piálek J., Kreisinger J. (2024) The effect of host admixture on wild house mouse gut microbiota is weak when accounting for spatial autocorrelation Molecular Ecology 24 : e17192.
DOI: 10.1111/mec.17192
Holubová N., Zikmundová V., Kicia M., Zajączkowska Ž., Rajský M., Konečný R., Rost M., Mravcová K., Sak B., Kváč M. (2024) Genetic diversity of Cryptosporidium spp., Encephalitozoon spp. and Enterocytozoon bieneusi in feral and captive pigeons in Central Europe Parasitology Research 123 : 158.
DOI: 10.1007/s00436-024-08169-2
Sak B., Fibigerová M., Mravcová K., Holubová N., Šikutová S., Fenclová J., Kváč M., Rudolf I. (2024) Tick-borne microsporidiosis: ticks as a neglected source of human microsporidian infections? Emerging Microbes and Infections 13 : 2384472.
DOI: 10.1080/22221751.2024.2384472
Sak B., Gottliebová P., Nyčová E., Holubová N., Fenclová J., Kicia M., Zajączkowska Ž., Kváč M. (2024) Microsporidia (Encephalitozoon cuniculi) in patients with degenerative hip and knee disease, Czech Republic Emerging Infectious Diseases 30 : 3.
DOI: 10.3201/eid3003.231263
Sak B., Mansfeldová K., Brdíčková K., Gottliebová P., Nyčová E., Holubová N., Fenclová J., Kicia M., Zajączkowska Ž., Kváč M. (2024) Encephalitozoon cuniculi in cerebrospinal fluid: disseminated latent microsporidiosis as a potential cause of threat to human health Emerging Infectious Diseases 30 : 1263-1266.
DOI: 10.3201/eid3006.231585
Szydłowicz M., Zajączkowska Ž., Lewicka A., Łukianowski B., Kamiński M., Holubová N., Sak B., Kváč M., Kicia M. (2024) Host-specific Cryptosporidium, Giardia and Enterocytozoon bieneusi in shelter dogs from central Europe Parasitology 151 : 351–362.
DOI: 10.1017/S003118202400009X
Zikmundová V., Horáková V., Tůmová L., Koudela B., Holubová N., Sak B., Rost M., Beranová K., Kváč M. (2024) Pet chinchillas (Chinchilla lanigera): Source of zoonotic Giardia intestinalis, Cryptosporidium ubiquitum and microsporidia of the genera Encephalitozoon and Enterocytozoon Veterinary Parasitology 331 : 110275.
DOI: 10.1016/j.vetpar.2024.110275
Baštýřová Brutovská A., Vogalová P., Rost M., Sak B., Kváč M. (2023) Calicophoron daubneyi (Dinnik, 1962) (Digenea) in beef and dairy cattle in the Czech Republic: prevalence and drug efficacy Folia Parasitologica 70 : 001.
DOI: 10.14411/fp.2023.001
Ježková J., Holubová N., Kvičerová J., Matějů J., Sak B., Kváč M. (2023) European ground squirrels Spermophilus citellus (Linnaeus, 1766) do not share identical Cryptosporidium spp. with North American ground squirrels. Folia Parasitologica 70 : 016.
DOI: 10.14411/fp.2023.016
Tůmová L., Ježková J., Prediger J., Holubová N., Sak B., Konečný R., Květoňová D., Hlásková L., Rost M., McEvoy J., Xiao L. , Santin M., Kváč M. (2023) Cryptosporidium mortiferum n. sp. (Apicomplexa: Cryptosporidiidae), the species causing lethal cryptosporidiosis in Eurasian red squirrels (Sciurus vulgaris) Parasites and Vectors 16 : 235.
DOI: 10.1186/s13071-023-05844-8

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Biology Centre CAS
Institute of Parasitology
Branišovská 1160/31
370 05 České Budějovice

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