All Stories

  1. Unresolved quenching mechanisms of chlorophyll fluorescence may invalidate MT saturating pulse analyses of photosynthetic electron transfer in microalgae

    Article • Physiologia Plantarum, October 2018, Wiley

    Dr Esa Tyystjärvi

  2. Photoinhibition in marine picocyanobacteria

    Article • Physiologia Plantarum, May 2017, Wiley

    Dr Esa Tyystjärvi

  3. Subunits B′γand B′ζof protein phosphatase 2A regulate photo-oxidative stress responses and growth inArabidopsis thaliana

    Article • Plant Cell & Environment, July 2015, Wiley

    Dr Esa Tyystjärvi

  4. Multiple regulatory mechanisms in the chloroplast of green algae: relation to hydrogen production

    Article • Photosynthesis Research, May 2015, Springer Science + Business Media

    Dr Esa Tyystjärvi

  5. Photobiological hydrogen production and artificial photosynthesis for clean energy: from bio to nanotechnologies

    Article • Photosynthesis Research, April 2015, Springer Science + Business Media

    Dr Esa Tyystjärvi

  6. Experimental evidence suggesting that H2O2is produced within the thylakoid membrane in a reaction between plastoquinol and singlet oxygen

    Article • FEBS Letters, February 2015, Wiley

    Dr Esa Tyystjärvi

  7. SASP, a Senescence-Associated Subtilisin Protease, is involved in reproductive development and determination of silique number in Arabidopsis

    Article • Journal of Experimental Botany, November 2014, Oxford University Press (OUP)

    Dr Esa Tyystjärvi

  8. Pathways of hydrogen photoproduction by immobilized Chlamydomonas reinhardtii cells deprived of sulfur

    Article • International Journal of Hydrogen Energy, October 2014, Elsevier

    Dr Esa Tyystjärvi

  9. Porous membrane as a means of gas and nutrient exchange in a tubular photobioreactor

    Article • Environmental Biology of Fishes, August 2014, Springer Science + Business Media

    Dr Esa Tyystjärvi

  10. A Tandem Mass Spectrometric Method for Singlet Oxygen Measurement

    Article • Photochemistry and Photobiology, June 2014, Wiley

    Dr Esa Tyystjärvi

  11. Linking chlorophyll a fluorescence to photosynthesis for remote sensing applications: mechanisms and challenges

    Article • Journal of Experimental Botany, May 2014, Oxford University Press (OUP)

    Dr Esa Tyystjärvi

  12. Oxidative stress and photoinhibition can be separated in the cyanobacterium Synechocystis sp. PCC 6803

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, February 2014, Elsevier

    Dr Esa Tyystjärvi

  13. The omega subunit of the RNA polymerase core directs transcription efficiency in cyanobacteria

    Article • Nucleic Acids Research, January 2014, Oxford University Press (OUP)

    Dr Esa Tyystjärvi

  14. Photosynthesis-related quantities for education and modeling

    Article • Photosynthesis Research, October 2013, Springer Science + Business Media

    Dr Esa Tyystjärvi

  15. Group 2 Sigma Factor Mutant  sigCDE of the Cyanobacterium Synechocystis sp. PCC 6803 Reveals Functionality of Both Carotenoids and Flavodiiron Proteins in Photoprotection of Photosystem II

    Article • Plant and Cell Physiology, September 2013, Oxford University Press (OUP)

    Dr Esa Tyystjärvi

  16. Comparison of chlorophyll fluorescence curves and texture analysis for automatic plant identification

    Article • Precision Agriculture, June 2013, Springer Science + Business Media

    Dr Esa Tyystjärvi, Tapio Pahikkala

  17. Impact of Different Group 2 Sigma Factors on Light Use Efficiency and High Salt Stress in the Cyanobacterium Synechocystis sp. PCC 6803

    Article • PLoS ONE, April 2013, PLOS

    Dr Esa Tyystjärvi

  18. Antimycin A effect on the electron transport in chloroplasts of two Chlamydomonas reinhardtii strains

    Article • Planta, January 2013, Springer Science + Business Media

    Dr Esa Tyystjärvi

  19. Photoinhibition of Photosystem II

    Article • January 2013, Elsevier

    Dr Esa Tyystjärvi

  20. Use of near-infrared radiation for oxygenic photosynthesis via photon up-conversion

    Article • International Journal of Hydrogen Energy, May 2012, Elsevier

    Dr Esa Tyystjärvi

  21. Parameterization of photosystem II photoinactivation and repair

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, January 2012, Elsevier

    Dr Esa Tyystjärvi

  22. Pure forms of the singlet oxygen sensors TEMP and TEMPD do not inhibit Photosystem II

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, December 2011, Elsevier

    Dr Esa Tyystjärvi

  23. Analysis of charge recombination with the Arrhenius, Eyring and Marcus theories

    Article • Journal of Photochemistry and Photobiology B Biology, July 2011, Elsevier

    Dr Esa Tyystjärvi

  24. Magnetic field protects plants against high light by slowing down production of singlet oxygen

    Article • Physiologia Plantarum, March 2011, Wiley

    Dr Esa Tyystjärvi

  25. Inhibition of Photosystem II by the singlet oxygen sensor compounds TEMP and TEMPD

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, March 2011, Elsevier

    Dr Esa Tyystjärvi

  26. Protection by α-tocopherol of the repair of photosystem II during photoinhibition in Synechocystis sp. PCC 6803

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, February 2011, Elsevier

    Dr Esa Tyystjärvi

  27. FLUORESCENCE EMISSION SPECTRA OF MARINE AND BRACKISH-WATER ECOTYPES OF FUCUS VESICULOSUS AND FUCUS RADICANS (PHAEOPHYCEAE) REVEAL DIFFERENCES IN LIGHT-HARVESTING APPARATUS1

    Article • Journal of Phycology, December 2010, Wiley

    Dr Esa Tyystjärvi

  28. Effects of Deficiency and Overdose of Group 2 Sigma Factors in Triple Inactivation Strains of Synechocystis sp. Strain PCC 6803

    Article • Journal of Bacteriology, October 2010, ASM Journals

    Dr Esa Tyystjärvi

  29. Automatic identification of crop and weed species with chlorophyll fluorescence induction curves

    Article • Precision Agriculture, October 2010, Springer Science + Business Media

    Dr Esa Tyystjärvi

  30. Contributions of Visible and Ultraviolet Parts of Sunlight to Photoinhibition

    Article • Plant and Cell Physiology, August 2010, Oxford University Press (OUP)

    Dr Esa Tyystjärvi

  31. Mahalanobis distance screening of Arabidopsis mutants with chlorophyll fluorescence

    Article • Photosynthesis Research, August 2010, Springer Science + Business Media

    Dr Esa Tyystjärvi, Prof. Tero Aittokallio

  32. Short flashes and continuous light have similar photoinhibitory efficiency in intact leaves

    Article • Journal of Experimental Botany, July 2010, Oxford University Press (OUP)

    Dr Esa Tyystjärvi

  33. Acclimation of photosynthesis to nitrogen deficiency in Phaseolus vulgaris

    Article • Planta, July 2010, Springer Science + Business Media

    Dr Esa Tyystjärvi

  34. Do Environmental Effects of Herbicide-Resistant GM Plants Differ from Effects of Other Herbicide Resistant Plants?

    Article • The Open Ethics Journal, November 2009, Bentham Science Publishers

    Dr Esa Tyystjärvi

  35. Kinetics of prolonged photoinhibition revisited: photoinhibited Photosystem II centres do not protect the active ones against loss of oxygen evolution

    Article • Photosynthesis Research, September 2009, Springer Science + Business Media

    Dr Esa Tyystjärvi

  36. SigC sigma factor is involved in acclimation to low inorganic carbon at high temperature in Synechocystis sp. PCC 6803

    Article • Microbiology, September 2009, Society for General Microbiology

    Dr Esa Tyystjärvi

  37. Toxic and non-toxic Nodularia strains can be distinguished from each other and from eukaryotic algae with chlorophyll fluorescence fingerprinting

    Article • Harmful Algae, June 2009, Elsevier

    Dr Esa Tyystjärvi

  38. Two-Electron Reactions S2QB →S0QB and S3QB →S1QB are Involved in Deactivation of Higher S States of the Oxygen-Evolving Complex of Photosystem II

    Article • Biophysical Journal, June 2009, Elsevier

    Dr Esa Tyystjärvi

  39. Connectivity of Photosystem II Is the Physical Basis of Retrapping in Photosynthetic Thermoluminescence

    Article • Biophysical Journal, May 2009, Elsevier

    Dr Esa Tyystjärvi

  40. Illumination with Ultraviolet or Visible Light Induces Chemical Changes in the Water-soluble Manganese Complex, [Mn4O6(bpea)4]Br4

    Article • Photochemistry and Photobiology, May 2009, Wiley

    Dr Esa Tyystjärvi

  41. Simultaneous Inactivation of Sigma Factors B and D Interferes with Light Acclimation of the Cyanobacterium Synechocystis sp. Strain PCC 6803

    Article • Journal of Bacteriology, April 2009, ASM Journals

    Dr Esa Tyystjärvi

  42. Characterization of Single and Double Inactivation Strains Reveals New Physiological Roles for Group 2   Factors in the Cyanobacterium Synechocystis sp. PCC 6803

    Article • PLANT PHYSIOLOGY, August 2008, American Society of Plant Biologists (ASPB)

    Dr Esa Tyystjärvi

  43. Photoinhibition of Photosystem II and photodamage of the oxygen evolving manganese cluster

    Article • Coordination Chemistry Reviews, February 2008, Elsevier

    Dr Esa Tyystjärvi

  44. Photoinhibitory Efficiency of Saturating Laser Pulses Depends on Pulse Energy

    Article • January 2008, Springer Science + Business Media

    Dr Esa Tyystjärvi

  45. Sigma factor SigC is required for heat acclimation of the cyanobacteriumSynechocystissp. strain PCC 6803

    Article • FEBS Letters, December 2007, Wiley

    Dr Esa Tyystjärvi

  46. Effects of microcystins on broccoli and mustard, and analysis of accumulated toxin by liquid chromatography–mass spectrometry

    Article • Toxicon, May 2007, Elsevier

    Dr Esa Tyystjärvi

  47. The SigBσfactor mediates high-temperature responses in the cyanobacteriumSynechocystissp. PCC6803

    Article • FEBS Letters, December 2005, Wiley

    Dr Esa Tyystjärvi

  48. LHC II protein phosphorylation in leaves of Arabidopsis thaliana mutants deficient in non-photochemical quenching

    Article • Photosynthesis Research, June 2005, Springer Science + Business Media

    Dr Esa Tyystjärvi

  49. Mathematical modelling of the light response curve of photoinhibition of Photosystem II

    Article • Photosynthesis Research, June 2005, Springer Science + Business Media

    Dr Esa Tyystjärvi

  50. Evidence for the role of the oxygen-evolving manganese complex in photoinhibition of Photosystem II

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, January 2005, Elsevier

    Dr Esa Tyystjärvi

  51. CLASSIFYING APPLES BY THE MEANS OF FLUORESCENCE IMAGING

    Article • International Journal of Pattern Recognition and Artificial Intelligence, March 2004, World Scientific Pub Co Pte Lt

    Dr Esa Tyystjärvi

  52. Phototoxicity

    Article • January 2004, Elsevier

    Dr Esa Tyystjärvi

  53. Genetic Feature Learning Algorithm for Fluorescence Fingerprinting of Plants

    Article • January 2004, Springer Science + Business Media

    Dr Esa Tyystjärvi, Prof. Tero Aittokallio

  54. Feature learning with a genetic algorithm for fluorescence fingerprinting of plant species

    Article • Pattern Recognition Letters, November 2003, Elsevier

    Dr Esa Tyystjärvi

  55. Expression of Primary Sigma Factor (PSF) and PSF-Like Sigma Factors in the Cyanobacterium Synechocystis sp. Strain PCC 6803

    Article • Journal of Bacteriology, February 2003, ASM Journals

    Dr Esa Tyystjärvi

  56. Photoinhibition and loss of photosystem II reaction centre proteins during senescence of soybean leaves. Enhancement of photoinhibition by the ‘stay-green’ mutation cytG

    Article • Physiologia Plantarum, June 2002, Wiley

    Dr Esa Tyystjärvi

  57. Action spectrum ofpsbAgene transcription is similar to that of photoinhibition inSynechocystissp. PCC 6803

    Article • FEBS Letters, March 2002, Wiley

    Dr Esa Tyystjärvi

  58. Mechanism of copper-enhanced photoinhibition in thylakoid membranes

    Article • Physiologia Plantarum, September 2001, Wiley

    Dr Esa Tyystjärvi

  59. Abnormal Regulation of Photosynthetic Electron Transport in a Chloroplastycf9Inactivation Mutant

    Article • Journal of Biological Chemistry, March 2001, American Society for Biochemistry & Molecular Biology (ASBMB)

    Dr Esa Tyystjärvi

  60. The Kautsky Curve Is a Built-in Barcode

    Article • Biophysical Journal, August 1999, Elsevier

    Dr Esa Tyystjärvi

  61. Photoinhibition of photosystem II in tobacco plants overexpressing glutathione reductase and poplars overexpressing superoxide dismutase

    Article • Physiologia Plantarum, March 1999, Wiley

    Dr Esa Tyystjärvi

  62. Artificial quenchers of chlorophyll fluorescence do not protect against photoinhibition

    Article • Journal of Photochemistry and Photobiology B Biology, February 1999, Elsevier

    Dr Esa Tyystjärvi

  63. Exposure ofSynechocystis6803 cells to series of single turnover flashes increases thepsbAtranscript level by activating transcription and down-regulatingpsbAmRNA degradation

    Article • FEBS Letters, October 1998, Wiley

    Dr Esa Tyystjärvi

  64. Model for the Fluorescence Induction Curve of Photoinhibited Thylakoids

    Article • Biophysical Journal, July 1998, Elsevier

    Dr Esa Tyystjärvi

  65. The rate constant of photoinhibition, measured in lincomycin-treated leaves, is directly proportional to light intensity.

    Article • Proceedings of the National Academy of Sciences, March 1996, Proceedings of the National Academy of Sciences

    Dr Esa Tyystjärvi

  66. The Quantum Yield of Photoinhibition is Independent of Light Intensity

    Article • January 1995, Springer Science + Business Media

    Dr Esa Tyystjärvi

  67. Do Grana Margins of Thylakoid Membranes form a Functional Domain During Repair Cycle of Photosystem II ?

    Article • January 1995, Springer Science + Business Media

    Dr Esa Tyystjärvi

  68. Light-dependent phosphorylation of D1 reaction centre protein of photosystem II: hypothesis for the functional role in vivo

    Article • Physiologia Plantarum, January 1995, Wiley

    Dr Esa Tyystjärvi

  69. Mathematical modelling of photoinhibition and Photosystem II repair cycle. I. Photoinhibition and D1 protein degradation in vitro and in the absence of chloroplast protein synthesis in vivo

    Article • Photosynthesis Research, September 1994, Springer Science + Business Media

    Dr Esa Tyystjärvi

  70. The rate constant of photoinhibition in vitro is independent of the antenna size of Photosystem II but depends on temperature

    Article • Biochimica et Biophysica Acta (BBA) - Bioenergetics, July 1994, Elsevier

    Dr Esa Tyystjärvi

  71. Stearidonic and γ-linolenic acid contents of common borage leaves

    Article • Phytochemistry, July 1993, Elsevier

    Dr Esa Tyystjärvi

  72. Slow Degradation of the D1 Protein Is Related to the Susceptibility of Low-Light-Grown Pumpkin Plants to Photoinhibition

    Article • PLANT PHYSIOLOGY, November 1992, American Society of Plant Biologists (ASPB)

    Dr Esa Tyystjärvi

  73. ATP and light regulate D1 protein modification and degradation Role of D1* in photoinhibition

    Article • FEBS Letters, February 1992, Wiley

    Dr Esa Tyystjärvi

  74. Small Light-Harvesting Antenna Does Not Protect from Photoinhibition

    Article • PLANT PHYSIOLOGY, October 1991, American Society of Plant Biologists (ASPB)

    Dr Esa Tyystjärvi

  75. D1 protein degradation during photoinhibition of intact leaves a modification of the D1 protein precedes degradation

    Article • FEBS Letters, September 1991, Wiley

    Dr Esa Tyystjärvi

  76. Temperature-dependent changes in Photosystem II heterogeneity of attached leaves under high light

    Article • Physiologia Plantarum, August 1990, Wiley

    Dr Esa Tyystjärvi

  77. Temperature-dependent changes in Photosystem II heterogeneity of attached leaves under high light

    Article • Physiologia Plantarum, August 1990, Wiley

    Dr Esa Tyystjärvi

  78. Temperature Dependency of Photoinhibition in Pumpkin

    Article • January 1990, Springer Science + Business Media

    Dr Esa Tyystjärvi

  79. Effects of Light and Temperature on PSII Heterogeneity

    Article • January 1990, Springer Science + Business Media

    Dr Esa Tyystjärvi

  80. The Nature of Light-Induced Inhibition of Photosystem II in Pumpkin (Cucurbita pepo L.) Leaves Depends on Temperature

    Article • PLANT PHYSIOLOGY, November 1989, American Society of Plant Biologists (ASPB)

    Dr Esa Tyystjärvi

  81. Comparison of Chill-Induced and Room Temperature Photoinhibition

    Article • January 1989, Springer Science + Business Media

    Dr Esa Tyystjärvi

  82. Rearrangement of the Chloroplast Thylakoid at Chilling Temperature in the Light

    Article • PLANT PHYSIOLOGY, July 1988, American Society of Plant Biologists (ASPB)

    Dr Esa Tyystjärvi

  83. Light Emission as a Probe of Charge Separation and Recombination in the Photosynthetic Apparatus: Relation of Prompt Fluorescence to Delayed Light Emission and Thermoluminescence

    Article • Springer Science + Business Media

    Dr Esa Tyystjärvi