Search Results - "LUKESOVA, Alena"

Molecular and morphological criteria for revision of the genus Microcoleus (Oscillatoriales, Cyanobacteria) by Strunecký, Otakar, Komárek, Jiří, Johansen, Jeffrey, Lukešová, Alena, Elster, Josef

“…Ninety‐two strains of Microcoleus vaginatus (=nomenclatural‐type species of the genus Microcoleus Desmazières ex Gomont) and Phormidium autumnale Trevisan ex…”
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Usual alga from unusual habitats: Biodiversity of Klebsormidium (Klebsormidiophyceae, Streptophyta) from the phylogenetic superclade G isolated from biological soil crusts by Samolov, Elena, Mikhailyuk, Tatiana, Lukešová, Alena, Glaser, Karin, Büdel, Burkhard, Karsten, Ulf

“…[Display omitted] •Clade G is ubiquitous in biocrusts from semi-arid and disturbed terrestrial habitats.•It is found more frequently in the southern hemisphere…”
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New Taxa of Streptophyte Algae (Streptophyta) from Terrestrial Habitats Revealed Using an Integrative Approach by Mikhailyuk, Tatiana, Lukešová, Alena, Glaser, Karin, Holzinger, Andreas, Obwegeser, Sabrina, Nyporko, Svetlana, Friedl, Thomas, Karsten, Ulf

“…Two new genera (Streptosarcina and Streptofilum) and three new species (Streptosarcina arenaria, S. costaricana and Streptofilum capillatum) of streptophyte…”
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Microwhip scorpions (Palpigradi) feed on heterotrophic cyanobacteria in Slovak caves--a curiosity among Arachnida by Smrz, Jaroslav, Kovác, Ĺubomír, Mikes, Jaromír, Lukesová, Alena

“…To date, only morphological and anatomical descriptions of microwhip scorpions (Arachnida: Palpigradi) have been published. This very rare group is enigmatic…”
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The effect of feeding on specific soil algae on the cold-hardiness of two Antarctic micro-arthropods (Alaskozetes antarcticus and Cryptopygus antarcticus) by WORLAND, M. Roger, LUKESOVA, Alena

“…The effect of consuming terrestrial algae on the cold tolerance of two Antarctic micro-arthropods was examined. From the results of preferential feeding…”
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Morphological and molecular characterization within 26 strains of the genus Cylindrospermum (Nostocaceae, Cyanobacteria), with descriptions of three new species by Johansen, Jeffrey R, Bohunická, Markéta, Lukešová, Alena, Hrčková, Kristýna, Vaccarino, Melissa A, Chesarino, Nicholas M, Vis, M

“…Twenty‐six strains morphologically identified as Cylindrospermum as well as the closely related taxon Cronbergia siamensis were examined microscopically as…”
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Transitions between the Arabidopsis-type and the human-type telomere sequence in green algae (clade Caudivolvoxa, Chlamydomonadales) by FulneAekova, Jana, SevAeikova, Tereza, Lukesova, Alena, Sykorova, Eva

“…Telomeres are nucleoprotein structures that distinguish native chromosomal ends from double-stranded breaks. They are maintained by telomerase that adds short…”
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A broad phylogenetic survey unveils the diversity and evolution of telomeres in eukaryotes by Fulnecková, Jana, Sevcíková, Tereza, Fajkus, Jirí, Lukesová, Alena, Lukes, Martin, Vlcek, Cestmír, Lang, B Franz, Kim, Eunsoo, Eliás, Marek, Sykorová, Eva

“…Telomeres, ubiquitous and essential structures of eukaryotic chromosomes, are known to come in a variety of forms, but knowledge about their actual diversity…”
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Feeding of the panphytophagous oribatid mite Scheloribates laevigatus (Acari: Oribatida) on cyanobacterial and algal diets in laboratory experiments by Hubert, Jan, Lukešová, Alena

“…The feeding of Scheloribates laevigatus on green algae and cyanobacteria was observed under laboratory conditions using food preference tests, microanatomy of…”
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The Cyanobacterial Cyclic Lipopeptides Puwainaphycins F/G Are Inducing Necrosis via Cell Membrane Permeabilization and Subsequent Unusual Actin Relocalization by Hrouzek, Pavel, Kuzma, Marek, Černý, Jan, Novák, Petr, Fišer, Radovan, Šimek, Petr, Lukešová, Alena, Kopecký, Jiří

“…Puwainaphycins F and G, moderate cytotoxins, which cause necrotic cell death to mammalian cells, were isolated from the soil cyanobacterium Cylindrospermum…”
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Dynamic evolution of telomeric sequences in the green algal order Chlamydomonadales by Fulnečková, Jana, Hasíková, Tereza, Fajkus, Jiří, Lukešová, Alena, Eliáš, Marek, Sýkorová, Eva

“…Telomeres, which form the protective ends of eukaryotic chromosomes, are a ubiquitous and conserved structure of eukaryotic genomes but the basic structural…”
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Erratum to: Transitions between the Arabidopsis-type and the human-type telomere sequence in green algae (clade Caudivolvoxa, Chlamydomonadales) by Fulnečková, Jana, Ševčíková, Tereza, Lukešová, Alena, Sýkorová, Eva

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A new microcystin producing Nostoc strain discovered in broad toxicological screening of non-planktic Nostocaceae (cyanobacteria) by Kust, Andreja, Urajová, Petra, Hrouzek, Pavel, Vu, Dai Long, Čapková, Kateřina, Štenclová, Lenka, Řeháková, Klára, Kozlíková-Zapomělová, Eliška, Lepšová-Skácelová, Olga, Lukešová, Alena, Mareš, Jan

“…Benthic cyanobacteria recognized as producers of natural products, including cyanotoxins, have been neglected for systematic toxicological studies. Thus, we…”
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Aulosira bohemensis sp. nov.: further phylogenetic uncertainty at the base of the Nostocales (Cyanobacteria) by Lukešová, Alena, Johansen, Jeffrey R., Martin, Michael P., Casamatta, Dale A.

“…A. Lukešová, J.R. Johansen, M.P. Martin and D.A. Casamatta. 2009. Aulosira bohemensis sp. nov.: further phylogenetic uncertainty at the base of the Nostocales…”
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Molecular evidence for the polyphyletic origin of low pH adaptation in the genus Klebsormidium (Klebsormidiophyceae, Streptophyta) by Škaloud, Pavel, Lukešová, Alena, Malavasi, Veronica, Ryšánek, David, Hrčková, Kristýna, Rindi, Fabio

“…Background and aims - Algae living in low pH environments have been the subject of numerous studies, but their phylogenetic relationships with relatives found…”
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Completion of cell division is associated with maximum telomerase activity in naturally synchronized cultures of the green alga Desmodesmus quadricauda by Sevcikova, T, Bisova, Katerina, Fojtova, Miloslava, Lukesova, Alena, Hrckova, Kristyna, Sykorova, Eva

“…► We optimized protocols for quantitative telomerase activity assay in green alga. ► We analysed telomerase activity during the cell cycle of Desmodesmus…”
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Cyanobacterial cytotoxicity versus toxicity to brine shrimp Artemia salina by Hisem, Daniel, Hrouzek, Pavel, Tomek, Petr, Tomšíčková, Jana, Zapomělová, Eliška, Skácelová, Kateřina, Lukešová, Alena, Kopecký, Jiří

“…Heterocytous cyanobacteria from various habitats were screened for toxicity to brine shrimp Artemia salina and the murine lymphoblastic cell line Sp/2 in order…”
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Evolutionarily Distant Streptophyta Respond Differently to Genotoxic Stress by Vágnerová, Radka, Lukešová, Alena, Lukeš, Martin, Rožnovská, Petra, Holá, Marcela, Fulnečková, Jana, Fajkus, Jiří, Angelis, Karel J

“…Research in algae usually focuses on the description and characterization of morpho-and phenotype as a result of adaptation to a particular habitat and its…”
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Cytotoxicity and secondary metabolites production in terrestrial Nostoc strains, originating from different climatic/geographic regions and habitats: Is their cytotoxicity environmentally dependent? by Hrouzek, Pavel, Tomek, Petr, Lukešová, Alena, Urban, Jan, Voloshko, Ludmila, Pushparaj, Benjamin, Ventura, Stefano, Lukavský, Jaromír, Štys, Dalibor, Kopecký, Jiří

“…Extensive selection of cyanobacterial strains (82 isolates) belonging to the genus Nostoc, isolated from different climatic regions and habitats, were screened…”
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Screening for acetylcholinesterase inhibitory activity in cyanobacteria of the genus Nostoc by Zelík, Petr, Lukesová, Alena, Voloshko, Ludmila N, Stys, Dalibor, Kopecký, Jirí

“…Fifty-four cyanobacterial strains of the genus Nostoc from different habitats were screened for acetylcholinesterase inhibitory activity. Water-methanolic…”
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