Publications
| Total found: 147 records |
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Weinbauer M., Horňák K.,
Jezbera J.,
Nedoma J., Dolan J.,
Šimek K. (2007) Synergistic and antagonistic effects of viral lysis and protistan grazing on bacterial biomass, production and diversity. Environmental Microbiology
9: 777–788..
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Horňák K.,
Jezbera J.,
Nedoma J., Gasol J.,
Šimek K. (2006) Effects of resource availability and bacterivory on leucine incorporation in different groups of freshwater bacterioplankton, assessed using microautoradiography. Aquatic Microbial Ecology
45: 277–289..
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Jezbera J., Horňák K.,
Šimek K. (2006) Prey selectivity of bacterivorous protists in different size fractions of reservoir water amended with nutrients. Environmental Microbiology
8: 1330–1339..
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Macek M., Callieri C.,
Šimek K., Vázquez A. (2006) Seasonal dynamics, composition and feeding patterns of ciliate assemblages in oligotrophic lakes covering a wide pH range.
Archiv für Hydrobiologie
166: 261–287. .
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Nedoma J., García J., Comerma M.,
Šimek K., Armengol J. (2006) Extracellular phosphatases in a Mediterranean reservoir: seasonal, spatial and kinetic heterogeneity. Freshwater Biology
51: 1264–1276. .
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Šimek K., Horňák K.,
Jezbera J.,
Nedoma J.,
Vrba J.,
Straškrábová V.,
Macek M., Dolan J., Hahn M. (2006) Maximum growth rates and possible life strategies of different bacterioplankton groups in relation to phosphorus availability in a freshwater reservoir. Environmental Microbiology
8: 1613–1624. .
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Horňák K., Mašín M.,
Jezbera J., Bettarel Y.,
Nedoma J., Sime-Ngando T.,
Šimek K. (2005) Effects of decreased resource availability, protozoan grazing and viral impact on a structure of bacterioplankton assemblage in a canyon-shaped reservoir. FEMS Microbiology Ecology
52: 315–327..
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Jezbera J., Horňák K.,
Šimek K. (2005) Food selection by bacterivorous protists: insight from the analysis of the food vacuole content by means of fluorescence in situ hybridization. FEMS Microbiology Ecology, 52 (3)
351–363..
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Šimek K., Horňák K.,
Jezbera J., Mašín M.,
Nedoma J., Gasol J., Schauer M. (2005) Influence of top-down and bottom-up manipulations on the R-BT065 subcluster of ?-proteobacteria, an abundant group in bacterioplankton of a freshwater reservoir. Applied and Environmental Microbiology
71: 2381–2390..
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Straškrábová V.,
Šimek K.,
Vrba J. (2005) Long-term development of reservoir ecosystems – changes in pelagic food webs and their microbial component. Limnetica
24: 9–20..
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Štrojsová A.,
Vrba J.,
Nedoma J.,
Šimek K. (2005) Extracellular phosphatase activity of freshwater phytoplankton exposed to different in situ phosphorus concentrations. Marine and Freshwater Reseach
56: 417–424..
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Šimek K.,
Jezbera J., Horňák K.,
Vrba J.,
Seďa J. (2004) Role of diatom-attached choanoflagellates of the genus Salpingoeca as pelagic bacterivores. Aquatic Microbial Ecology
36: 257–269..
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Vrba J., Callieri C., Bittl T.,
Šimek K., Bertoni R., Filandr P., Hartman P.,
Hejzlar J.,
Macek M.,
Nedoma J. (2004) Are bacteria the major producers of extracellular glycolytic enzymes in aquatic environments? International Review of Hydrobiology
89: 102–117..
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Comerma M., García J., Romero M., Armengol J.,
Šimek K. (2003) Carbon flow dynamics in the pelagic community of the Sau Reservoir (Catalonia, NE Spain). Hydrobiologia
504: 87–98..
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Jezbera J.,
Nedoma J.,
Šimek K. (2003) Longitudinal changes in protistan bacterivory and bacterial production in two canyon-shaped reservoirs of different trophic status. Hydrobiologia
504: 115–130..
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Komárková J.,
Šimek K. (2003) Unicellular and colonial formations of picoplanktonic cyanobacteria under variable environmental conditions and predation pressure. Archiv für Hydrobiologie Algological Studies (Cyanobacterial Research 4)
109: 327–340..
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Mašín M., Horňák K.,
Jezbera J.,
Nedoma J.,
Šimek K. (2003) Vliv živin a predace prvoky na změny morfologie bakterií při manipulačních pokusech v nádrži Římov [Effects of nutrients and protozoan grazing on changes of bacterial morphology during manipulation experiments in Římov reservoir]. Acta Facultatis Ecologiae
10: 27–30..
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Mašín M.,
Jezbera J.,
Nedoma J.,
Straškrábová V.,
Hejzlar J.,
Šimek K. (2003) Changes in bacterial community composition and microbial activities along the longitudinal axis of two canyon-shaped reservoirs with different inflowloading. Hydrobiologia
504: 99–113..
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Nedoma J.,
Štrojsová A.,
Vrba J.,
Komárková J.,
Šimek K. (2003) Extracellular phosphatase activity of natural plankton studied with ELF97 phosphate: fluorescence quantification and labelling kinetics. Environmental Microbiology
5: 462–472..
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Nedoma J.,
Vrba J.,
Štrojsová A.,
Šimek K.,
Znachor P. (2003) Možnosti využití analýzy obrazu při vyhodnocování mikrobiální biomasy a aktivity ve vzorcích přirozených vod [Use of image analysis for estimation of microbial biomass and activity in samples of natural aquatic ecosystems]. Acta Facultatis Ecologiae
10: 59–61..
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