Martina Pichrtová

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List of publications

Scientific papers

Vávrová, K., Nemcova, Y. & Pichrtová, M. (2023): Desiccation and temperature tolerance of green and red Haematococcus lacustris (Chlamydomonadales, Chlorophyta) akinetes. – Hydrobiologia: DOI 10.1007/s10750-023-05381-6. PDF

Permann, C., Pichrtová, M., Šoljaková, T., Herburger, K., Jouneau, P-H., Uwizeye, C., Falconet, D., Marechal, E. & Holzinger, A. (2023): 3D-reconstructions of zygospores in Zygnema vaginatum (Charophyta) reveal details of cell wall formation,suggesting adaptations to extreme habitats. – Physiologia Plantarum: DOI 10.1111/ppl.13988. PDF

Trumhová, K., Klimešová, V. & Pichrtová, M. (2023): Seasonal dynamics of Zygnema (Zygnematophyceae) mats from the Austrian Alps. – Microbial Ecology 86: 763-776. PDF

Arc, E., Pichrtová, M., Kranner, I. & Holzinger, A. (2020): Pre-akinete formation in Zygnema sp. from polar habitats is associated with metabolite re-arrangement. – Journal of Experimental Botany: doi:10.1093/jxb/eraa12. PDF

Pichrtová, M., Hejduková, E., Nedbalová, L. & Elster, J. (2020): How to survive winter? Adaptation and acclimation strategies of eukaryotic algae from polar terrestrial ecosystems. In: di Prisco, G., Edwards, H. G. M., Elster, J. & Huiskes, A. H. L. (eds): Life in extreme environments: Insights in biological capability (Ecological reviews), Cambridge University Press, pp. 101-125. PDF upon request

Rippin, M., Pichrtová, M., Arc, E., Kranner, I., Becker, B. & Holzinger, A. (2019): Metatranscriptomic and metabolite profiling reveals vertical heterogeneity within a Zygnema green algal mat from Svalbard (High Arctic). – Environmental Microbiology 21(11): 4283–4299. PDF

Trumhová, K., Holzinger, A., Obwegeser, S., Neuner, G. & Pichrtová, M. (2019): The conjugating green alga Zygnema sp. (Zygnematophyceae) from the Arctic shows high frost tolerance in mature cells (pre-akinetes). – Protoplasma, doi: 10.1007/s00709-019-01404-z. PDF

Pichrtová, M., Holzinger, A., Kulichová, J., Ryšánek, D., Šoljaková, T., Trumhová, K. & Nìmcová, Y. (2018): Molecular and morphological diversity of Zygnema and Zygnemopsis (Zygnematophyceae, Streptophyta) from Svalbard (High Arctic). – European Journal of Phycology 53(4): 492-508. PDF

Holzinger, A., Albert, A., Aigner, S., Uhl, J., Schmitt-Kopplin, P., Trumhová, K. & Pichrtová M. (2018): Arctic, Antarctic, and temperate green algae Zygnema spp. under UV-B stress: vegetative cells perform better than pre-akinetes. – Protoplasma 255(4): 1239-1252. PDF

Holzinger, A. & Pichrtová, M. (2016): Abiotic stress tolerance in charophyte green algae: New challenges for omics techniques. – Frontiers in Plant Science 7(678): 1-17. PDF

Pichrtová, M., Arc, E., Stöggl, W., Kranner, I., Hájek, T., Hackl, H. & Holzinger, A. (2016): Formation of lipid bodies and changes in fatty acid composition upon pre-akinete formation in arctic and Antarctic Zygnema (Zygnematophyceae, Streptophyta) strains. – FEMS Microbiology Ecology: fiw096. PDF

Pichrtová, M., Hájek, T. & Elster, J. (2016): Annual development of mat-forming conjugating green algae Zygnema spp. in hydroterrestrial habitats in the Arctic. – Polar Biology 39(9): 1653-1662.PDF

Remias, D., Pichrtová, M., Pangratz, M., Lütz, C. & Holzinger, A. (2016): Ecophysiology, secondary pigments and ultrastructure of Chlainomonas sp. (Chlorophyta) from the European Alps compared with Chlamydomonas nivalis forming red snow. – FEMS Microbiology Ecology 92: fiw030. PDF

Němcová, Y., Pichrtová, M. & Zeisek, V. (2015): Mallomonas alpestrina sp. nov. (Synurales, Chrysophyceae, Stramenopiles) and its spineless relatives - Mallomonas alata group. – Phytotaxa 222(2): 111-120. PDF

Pichrtová, M., Kulichová, J. & Holzinger, A. (2014): Nitrogen limitation and slow drying induce desiccation tolerance in conjugating green algae (Zygnematophyceae, Streptophyta) from polar habitats. Plos ONE 9: e113137. PDF

Pichrtová, M., Hájek, T. & Elster, J. (2014): Osmotic stress and recovery in field populations of Zygnema sp. (Zygnematophyceae, Streptophyta) on Svalbard (High Arctic) subjected to natural desiccation. – FEMS Microbiology Ecology 89(2): 270-280. PDF

Pichrtová, M., Němcová, Y., Škaloud, P. & Rott, E. (2013): Silica-scaled chrysophytes from North Tyrol (Austria) including a description of Mallomonas tirolensis sp nov. – Nova Hedwigia Beiheft 142: 69-85. PDF upon request

Škaloud, P., Škaloudová, M., Pichrtová, M., Němcová, Y., Kreidlová, J. & Pusztai, M (2013): www.chrysophytes.eu – a database on distribution and ecology of silica-scaled chrysophytes in Europe. – Nova Hedwigia Beiheft 142: 141-146. PDF upon request

Pichrtová, M., Remias, D., Lewis, L. A.& Holzinger, A. (2012): Changes in phenolic compounds and cellular ultrastructure of Arctic and Antarctic strains of Zygnema (Zygnematophyceae, Streptophyta) after exposure to experimentally enhanced UV to PAR ratio. – Microbial Ecology 65 (1): 68-83. PDF

Němcová, Y. & Pichrtová, M. (2012): Shape dynamics of silica scales (Chrysophyceae, Stramenopiles) associated with pH. – Fottea 12 (2): 281-291. PDF

Pichrtová, M. & Němcová, Y. (2011): Effect of temperature on size and shape of silica scales in Synura petersenii and Mallomonas tonsurata (Stramenopiles). - Hydrobiologia 673 (1): 1-11. PDF

Pichrtová, M., Janatková, K. & Němcová, Y. (2011): Silica-scaled chrysophytes from Abisko (Swedish Lapland) - Nordic Journal of Botany 29: 112-118. PDF

Němcová, Y. & Pichrtová, M. (2009): The rare species Synura lapponica Skuja (Synurophyceae) new to the Czech Republic, local vs. global diversity in colonial synurophytes. – Biologia 64: 1070-1075. PDF

Veselá, J., Neustupa, J., Pichrtová,.M. & Poulíčková, A. (2009): Morphometric study of Navicula morphospecies (Bacillariophyta) with respect to diatom life cycle. – Fottea 9 (2), 307-316. PDF

Pichrtová, M. & Veselá, J. (2009): Silica-scaled chrysophytes of the Elbe Sandstone Region, Czech Republic. – Fottea 9 (1):101-106. PDF

Fránková, M., Poulíčková, A., Neustupa, J., Pichrtová, M. & Marvan, P. (2009): Geometric morphometrics - a sensitive method to distinguish diatom morphospecies: a case study on the sympatric populations of Reimeria sinuata and Gomphonema tergestinum (Bacillariophyceae) from the River Bečva, Czech Republic. – Nova Hedwigia 88: 81-95. PDF upon request

Pichrtová, M. & Němcová, Y (2008): Geometric morphometric analyses of silica-scale variation in four Mallomonas species (Synurophyceae, Stramenopiles). – Nord. J. Bot. 26: 77-82. PDF

Pichrtová, M., Řezáčová-Škaloudová, M. & Škaloud, P. (2007): The silica-scaled chrysophytes of the Czech-Moravian Highlands. – Fottea 7 (1): 43-48. PDF

Presentations at conferences, seminars and other meetings

Ráček, J., Pilátová, J., Mojzeš, P. & Pichrtová, M. (2022): Phenolic secondary metabolites in the genus Spirogyra (Zygnematophyceae). - 62. konference České algologické společnosti, Ostrava, Czech Republic, 19. – 21. 9. 2022. Talk given by J. Ráček

Holzinger, A., Albert, A., Uhl, J., Rippin, M., Becker, B. & Pichrtová, M. (2018): Arctic and Antarctic Zygnema sp. (Zygnematophyceae) under UV and desiccation stress: a metabolomic and transcriptomic approach. – 57th Annual Symposium of the Northeast Algal Society, University of New Haven, CT, USA, 15. April, 2018. Talk given by A. Holzinger

Holzinger, A., Arc, E., Kranner, I. & Pichrtová, M. (2018): Metabolomic analysis of Zygnema sp. vegetative and pre-akinete field samples from Svalbard. – 17th Scientific Conference of the Phycology Section of thr German Botanical Society, Berchtesgaden, Germany, 11. – 14. 3. 2018. Talk given by A. Holzinger

Trumhová, K., Holzinger, A., Neuner, G. & Pichrtová, M. (2018): Effect of frost on viability of conugating green alga Zygnema (Zygnematophyceae). – 17th Scientific Conference of the Phycology Section of thr German Botanical Society, Berchtesgaden, Germany, 11. – 14. 3. 2018. Talk given by K. Trumhová

Holzinger, A., Aigner, S., Albert, A., Uhl, J., Rippin, M., Becker, B. & Pichrtová, M. (2017): Polar and alpine Zygnema sp. (Zygenmatophyceae) adapt to UV radiation and desiccation: A transcriptomic and metabolomic approach. – Botanikertagung, Kiel, Germany, 17. – 21. 9. 2017. Talk given by A. Holzinger

Trumhová K., Holzinger A., Neuner G. & Pichrtová M. (2017): Effect of frost and thaw on seasonal dynamics of Arctic strain of Zygnema sp. (Zygnematophycea). – 58. konference České algologické společnosti, Ostrava, Czech Republic, 18. – 20. 9. 2017. Talk given by K. Trumhová

Pichrtová, M., Albert, A., Uhl, J., Aigner, S., Trumhová, K. & Holzinger, A. (2017): The effect of realistically simulated UV radiation on polar and alpine strains of Zygnema. – 58. konference České algologické společnosti, Ostrava, Czech Republic, 18. – 20. 9. 2017.

Pichrtová, M., Holzinger, A., Hájek, T., Elster, J., Kulichová, J., Ryšánek, D., Šoljaková, T., Trumhová, K. & Nìmcová, Y. (2017): Diversity of Zygnema and Zygnemopsis (Zygnematophyceae, Streptophyta) on Svalbard (High Arctic), preakinets and their role in survival strategies. – Annual meeting of the Hellenic Phycological Society, Chania, Greece. 14. – 17. 9. 2017. Talk given by Y. Nìmcová

Trumhová, K., Holzinger, A., Neuner, G. & Pichrtová, M. (2017): Resistance to frost of conjugating green alga Zygnema (Zygnematophyceae) tested by an experimental approach. – 11th International Phycological Congress, Szczecin, Poland, 13. – 19. 8. 2017. Talk given by K. Trumhová

Holzinger, A. & Pichrtová, M. (2017): Arctic and Alpine Zygnema sp. (Zygnematophyceae) adapt to desiccation, UV radiation and freezing: investigation of ultrastructural and metabolomic changes. – 11th International Phycological Congress, Szczecin, Poland, 13. – 19. 8. 2017. Talk given by A. Holzinger

Holzinger, A., Pichrtová, M. & Herburger, K. (2016): Desiccation induced cell wall changes in green algae. – 57. konference České algologické společnosti, Praha, Czech Republic, 19.-21.9.2016. Talk given by A. Holzinger

Pichrtová, M., Kulichová, J., Ryšánek, D., Trumhová, K., Šoljaková, T., Holzinger, A. & Nìmcová, Y. (2016): Molecular and morphological diversity of Zygnema and Zygnemopsis on Svalbard (High Arctic). – 57. konference České algologické společnosti, Praha, Czech Republic, 19.-21.9.2016.

Holzinger, A. & Pichrtová, M. (2016): Adaptation strategies of Arctic and Alpine Zygnema sp. (Zygnematophyceae) to desiccation and UV radiation. – Polar Ecology Conference, České Budějovice, Czech Republic, 19. – 21. 9 2016. Talk given by A. Holzinger

Pichrtová, M., Hájek, T., Elster, J., Arc, E., Stöggl, W., Kranner, I. & Holzinger, A (2016): Starvation-induced changes in cellular biochemical composition lead to better stress tolerance in Zygnema spp. – 16th Scientific Conference of the Phycological Section of the German Botanical Society, Leipzig, Germany, 6. – 9. 6. 2016.

Holzinger, A., Pichrtová, M., Arc, E., Stöggl, W., Kranner, I. & Becker, B. (2015): Desiccation tolerance in streptophytic green algae: new insights from transcriptomics and fatty acid methyl ester (FAME) analysis. - 6th European Phycological Congress, London, United Kingdom, 23.-28.8.2015.
Abstract: European Journal of Pyhcology 50: 65.
Talk given by A. Holzinger

Pichrtová, M., Hájek, T., Elster, J. & Holzinger, A. (2015): Vegetative survival and stress tolerance of Zygnema spp. (Zygnematophyceae, Streptophyta) in polar regions. - 6th European Phycological Congress, London, United Kingdom, 23.-28.8.2015.
Abstract: European Journal of Pyhcology 50: 76-77. PDF

Tashyreva, D., Pichrtová, M. & Elster, J. (2015): A study of the whole year cycles of Cyanobacteria/microalgae in polar hydroterrestrial environments. – 4th International Symposium on the Arctic Research (ISAR-4)/3rd International Conference on Arctic Research Planning (ICARP III), Toyama, Japan, 27.-30.4.2015. Talk given by D. Tashyreva

Pichrtová, M. (2014): Tvorba specializovaných buněk a strategie přežití u hydro-terestrických øas rodu Zygnema na Svalbardu, workshop Současné trendy v českém polárním výzkumu, 12.12.2014, Brno.

Pichrtová, M. (2014): Stress resistance of polar hydro-terrestrial algae Zygnema spp. (Zygnematophyceae, Streptophyta), studentské setkání Chantransia, 9.-12.10.2013, Zlatá Koruna.

Pichrtová, M. (2014): Stress resistance of polar hydro-terrestrial algae Zygnema spp. (Zygnematophyceae, Streptophyta), seminář polárního centra PřF JČU, České Budějovice, 9.10.2013.

Pichrtová, M. (2014): Jak stáří a stav kultur ovlivňuje ekofyziologické experimenty? 55. konference České algologické společnosti, Rožmberk nad Vltavou, Czech Republic, 15.-17.9.2013.

Pichrtová, M., Hájek, T., Kulichová, J., Elster, J. & Holzinger, A. (2014): Stress resistance of filamentous conjugating green algae (Zygnematophyceae) from polar regions. – 62nd Annual Meeting of the British Phycological Society, Galway, Ireland, 25.-27.6.2014.

Pichrtová, M., Kulichová, J., Hájek, T., Holzinger, A. & Elster, J. (2013): Diversity and stress resistance of Zygnema and Zygnemopsis in polar regions. – 54. konference České algologické společnosti, Třeboň, Czech Republic, 16.-18.9.2012.

Pichrtová, M., Remias, D., Lewis, L. A. & Holzinger, A. (2012): Vliv UV záření na produkci fenolických látek u polárních kmenù řasy Zygnema. - 53. konference České algologické společnosti, Ostrava, Czech Republic, 10.-13.9.2012.

Pichrtová, M. & Nìmcová, Y. (2012): Effect of temperature on shape and size of synurophyte silica scales - a geometric morphometric approach. - 8th International Chrysophyte Symposium, Prague, Czech Republic, 12.-17. 8. 2012.

Škaloud, P., Škaloudová, M., Pichrtová, M., Němcová, Y., Kreidlová, J.& Puzstai, M. (2012): www.chrysophytes.eu - Distribution and ecology of silica-scaled chrysophytes in Europe. - 8th International Chrysophyte Symposium, Prague, Czech Republic, 12.-17. 8. 2012.
Talk given by M. Škaloudová

Holzinger, A., Kaplan, F., Pichrtová, M., Buchner, O. (2012): Desiccation induced physiological and ultrastructural changes in the aeroterrestrial green algae Klebsormidium sp. and Zygnema sp. (Streptophyta). - 19. ATSPB Tagung, 7.-10.6.2012, Lienz, Austria.
Talk given by A. Holzinger

Pichrtová, M. (2011): Stresová odolnost polárních kmenù řas rodu Zygnema. - 52. pracovní konference České algologické společnosti, Praha 13.-16. 9. 2011.

Pichrtová, M (2011): News in chrysophyte research: stories told by silica scales. – Botanisches Kolloquium, Universität Innsbruck, 8.6.2011.

Pichrtová, M., Tashyreva, D. & Worland, M. R. (2010): Nukleační aktivita rùzných kmenù rodu Zygnema. –51. pracovní konference České algologické společnosti, Olomouc 20.-23.9.2010.

Němcová, Y., Pichrtová, M., Kreidlová, J. & Škaloudová, M. (2010): When shape is different – distribution of variation in and among populations, local adaptations and silica scale plasticity in Synurophytes (Stramenopiles). - 31st Congress of SIL, the international Society of Limnology, Cape Tlen, South Africa, 15.-20.8. 2010 Talk given by Y. Němcová

Pichrtová, M. (2009): Tvarová dynamika køemièitých struktur u modelových populací chrysomonád (Synurophyceae). – 50. pracovní konference České algologické společnosti, Rožmberk nad Vltavou

Němcová, Y, Pichrtová, M. & Škaloudová, M. (2009): Synurophytes in temperature, pH and trophic gradients – how does the scale-shape reflect environmental changes. - 9th International Phycological Congress, Tokio, 2.-8.8. 2009. Abstrakt: Phycologia 48/4: 92
Talk given by Y. Němcová

Němcová, Y., Neustupa, J., Pichrtová, M. & Škaloudová, M. (2008): Shape dynamics of silica scales in experimental populations of synurophytes. – Seventh International Chrysophyte Symposium, Connecticut College, New London, Connecticut USA, 22-27. 6. 2008.
Talk given by Y. Němcová

Neustupa, J., Němcová, Y., Řezáčová-Škaloudová, M., Machová, K., Veselá, J., Poulíčková, A. Pichrtová, M. (2008): Size and shape relation in algal morphometrics - the environmental correlates and the patterns of allometry. – Seventh International Chrysophyte Symposium, Connecticut College, New London, Connecticut USA, 22-27. 6. 2008.
Talk given by J. Neustupa

Poster presentations

Lukeš, J., Čertnerová, D. & Pichrtová, M. (2022): Evolution of genome size in streptophyte algae genus Zygnema and its ecological consequences - 62. konference České algologické společnosti, Ostrava, Czech Republic, 19. – 21. 9. 2022.

Pichrtová, M. & Trumhová, K. (2019): The role of cold acclimation in freezing tolerance of Zygnema (Zygnematophyceae) from different climatic conditions. - 7th European Phycological Congress, 25.-30.8.2019, Zagreb, Croatia.

Trumhová, K. & Pichrtová, M. (2019): Seasonal dynamics of mats composed by green conjugating alga Zygnema (Zygnematophyceae). - 7th European Phycological Congress, 25.-30.8.2019, Zagreb, Croatia.

Pichrtová, M., Albert, A., Uhl, J., Aigner, S. & Holzinger, A. (2017): Zygnema spp. from polar and Alpine terrestrial habitats: Adaptations to simulated UV radiation investigated by a physiological and metabolomics approach. – 11th International Phycological Congress, Szczecin, Poland, 13. – 19. 8. 2017. PDF

Pichrtová, M., Arc, E., Stöggl, W., Hájek, T., Kranner, I., Holzinger, A. (2015): Desiccation tolerance and fatty acid composition of polar green algae Zygnema spp. (Zygnematophyceae, Streptophyta). – 6th International Conference on Polar & Alpine Microbiology , Èeské Budìjovice, Czech Republic, 6. – 10.9.2015. PDF

Remias, D., Pichrtová, M., Pangratz, M., Lütz, C. & Holzinger, A. (2015): Significant cytological and physiological differences between two green algae causing red snow in the Alps. – 6th International Conference on Polar & Alpine Microbiology , Èeské Budìjovice, Czech Republic, 6. – 10.9.2015.

Pichrtová, M., Kulichová, J., Ryšánek, D. & Němcová, Y. (2015): Molecular diversity of Arctic and Antarctic mat-forming Zygnematophyceae. – 6th European Phycological Congress, London, United Kingdom, 23.-28.8.2015.PDF

Pichrtová, M., Kulichová, J., Hájek, T. & Elster, J. (2014): Hidden diversity in Arctic filamentous conjugating green algae (Zygnematophyceae, Streptophyta). – Polar Ecology Conference, České Budějovice, Czech Republic, 21.-25.9.2014. PDF

Pichrtová, M., Veselá, J., Holzinger, A. & Hájek,T. (2013): Diversity and desiccation tolerance of Zygnema (Zygnematophyceae, Streptophyta) on Svalbard (High Arctic). Phycologia 52: 87. – 10th International Phycological Congress, Orlando, Florida, USA, 4.-10.8.2013 PDF

Pichrtová, M., Hájek, T. & Elster, J. (2012): Desiccation tolerance and osmotic potential of Zygnema on Svalbard. – Polar Ecology Conference, České Budějovice, Czech Republic, 30.9.-3.10.2012. PDF

Pichrtová, M., Nìmcová, Y., Škaloud, P. & Rott, E. (2012): Scale bearing planktonic chrysophytes from North Tyrol, Austria. – 8th International Chrysophyte Symposium, 12.-17. 8. 2012, Prague, Czech Republic. PDF

Procházková, K., Gaysina, L. A., Pichrtová, M., Nemjová, K., Lukešová, A. & Eliáš, M. (2012): The diversity in the Vischeria/Eustigmatos complex(Eustigmatophyceae: morphological and molecular perspectives). - Protist 2012, 29.7.-3.8. 2012, Oslo, Norway.

Pichrtová, M., Černá, K., Škaloudová, M., Veselá, J., Nìmcová, Y, Neustupa, J. & Škaloud, P. (2012): An assessment of optimal growth conditions for microalgal strains using crossed gradients of light and temperature – a prerequisite for toxicity tests. - 9th European Workshop Biotechnology of Microalgae, 4.-5. 6. 2012, Nuthetal, Germany. PDF

Pichrtová, M., Remias, D. & Holzinger, A. (2012): The effect of an enhanced UV AB : PAR ratio on pigmentation and ultrastructure of Zygnema from polar regions. – 60th Annual Winter Meeting of the British Phycological Society, 4.-6. 1. 2012, Newcastle upon Tyne, United Kingdom PDF

Pichrtová, M., Hájek, T. & Elster, J. (2011): The effect of desiccation stress on the filamentous green alga Zygnema. – European Journal of Phycology 46 (Supplement 1): 152. – 5th European Phycological Congress, 4.-9. 9. 2011, Rhodos, Greece.

Procházková, K., Gaysina, L. A., Pichrtová, M., Lukešová, A. & Eliáš, M. (2011): Reassesing the diversity and taxonomy of the eustigmatophyte algae of the genera Vischeria Pascher and Eustigmatos Vischer. – VI. European Congress of Protistology, Berlin 25.-29.7. 2011.

Pichrtová, M. & Němcová, Y. (2009): Temperature dependent shape plasticity in silica scales of synurophytes (Stramenopila, Chromalveolata). - 6th Symposium "Morphométrie et Evolution des Formes", Montpellier 27.-28.5.2009 PDF

Nìmcová, Y., Pichrtová, M. & Škaloudová, M. (2009): Ecologically related shape change of the subcellular structures, silica scales, forming the scale-case in synurophytes (Stramenopila, Chromalveolata). - 6th Symposium "Morphométrie et Evolution des Formes", Montpellier 27.-28.5.2009

Veselá, J., Neustupa, J., Pichrtová, M. & Poulíèková, A. (2009): Shape variation and allometry of unicellular pennate diatoms. - 6th Symposium "Morphométrie et Evolution des Formes", Montpellier 27.-28.5.2009

Pažoutová, M., Pichrtová, M., Veselá, J. & Hauer, T. (2007): Mikroskopické krásy Českého Švýcarska. - Mezinárodní seminář Labské pískovce – historie, příroda a ochrana území, Děčín 11.-12.10. 2007.

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