Chlorophyll a fluorescence and Raman spectroscopy can monitor activation/deactivation of photosynthesis and carotenoids in Antarctic lichens

KB Mishra, P Vítek, A Mishra, J Hájek… - Spectrochimica Acta Part A …, 2020 - Elsevier
Lichens survive harsh weather of Antarctica as well as of other hostile environments
worldwide. Therefore, this investigation is important to understand the evolution of life on …

Antarctic lichens exhibit diverse photobiont distributions and a complex regulation of non-photochemical quenching

A Mishra, P Vítek, M Barták, KB Mishra - Spectrochimica Acta Part A …, 2025 - Elsevier
The structure, function, and molecular mechanisms of lichen survival in harsh habitats like
Antarctica and Alpine localities, where environmental extremes change frequently, are …

A correlative approach, combining chlorophyll a fluorescence, reflectance, and Raman spectroscopy, for monitoring hydration induced changes in Antarctic lichen …

KB Mishra, P Vítek, M Barták - Spectrochimica Acta Part A: Molecular and …, 2019 - Elsevier
Lichens are successful colonizers in extreme environments worldwide, and they are
considered to have played an important role during the evolution of life. Here, we have used …

Study of Ecophysiological Responses of the Antarctic Fruticose Lichen Cladonia borealis Using the PAM Fluorescence System under Natural and Laboratory …

SM Cho, H Lee, SG Hong, J Lee - Plants, 2020 - mdpi.com
Antarctic lichens have been used as indicators of climate change for decades, but only a few
species have been studied. We assessed the photosynthetic performance of the fruticose …

Short-term responses of primary processes in PS II to low temperature are sensitively indicated by fast chlorophyll fluorescence kinetics in Antarctic lichen …

M Marečková, M Barták - Czech Polar Reports, 2017 - journals.muni.cz
In this study, we investigated the effects of low temperature on the fast chlorophyll
fluorescence transient (OJIP) and OJIP-derived parameters in chlorolichen Dermatocarpon …

Dehydration-induced changes in spectral reflectance indices and chlorophyll fluorescence of Antarctic lichens with different thallus color, and intrathalline photobiont

B Miloš, H Josef, M Jana, S Kateřina, K Alica - Acta Physiologiae …, 2018 - Springer
In this study, we investigated responses of the Photochemical Reflectance Index (PRI), and
Normalized Difference Vegetation Index (NDVI) to gradual dehydration of several Antarctic …

Effects of short-term low temperature stress on chlorophyll fluorescence transients in Antarctic lichen species

M Marečková, M Barták - Czech Polar Reports, 2016 - journals.muni.cz
Chlorophyll fluorescence is an effective tool for investigating characteristics of any
photosynthesizing organisms and its responses due to different stressors. Here, we have …

Photosynthetic performance of Antarctic lichen Dermatocarpon polyphyllizum when affected by desiccation and low temperatures

M Bednaříková, P Váczi, D Lazár, M Barták - Photosynthesis Research, 2020 - Springer
Lichens are symbiotic organisms that are well adapted to desiccation/rehydration cycles.
Over the last decades, the physiological background of their photosynthetic response …

Features of chlorophyll fluorescence transients can be used to investigate low temperature induced effects on photosystem II of algal lichens from polar regions

A Mishra, J Hájek, T Tuháčková, M Barták… - Czech Polar …, 2015 - journals.muni.cz
Features of chlorophyll fluorescence transients can be used to investigate low temperature
induced effects on photosystem II of Page 1 CZECH POLAR REPORTS 5 (1): 99-111, 2015 …

Inhibition of primary photosynthesis in desiccating antarctic lichens differing in their photobionts, thallus morphology, and spectral properties

M Barták, J Hájek, A Orekhova, J Villagra, C Marín… - Microorganisms, 2021 - mdpi.com
Five macrolichens of different thallus morphology from Antarctica (King George Island) were
used for this ecophysiological study. The effect of thallus desiccation on primary …