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Gunnar Öquist
Contact
E-mail
gunnar.oquist@umu.se
Works as
Affiliation
Professor emeritus
at
Department of Plant Physiology
Section: Umeå Plant Science Centre - UmU
Location
KB. K3 (Fys. Bot.), Artedigränd 7, Fysiologisk botanik, UPSC, KB. K3 (B3-16-45)
Umeå universitet, 901 87 Umeå
Publications
Publications
2023
David (Dave) Charles Fork (1929–2020): a gentle human being, a great experimenter, and a passionate researcher
Photosynthesis Research
, Springer Netherlands 2023, Vol. 155, (1) : 107-125
Govindjee, Govindjee; Peterson, Laurie Fork; Satoh, Kazuhiko; et al.
2022
The decreased PG content of
pgp1
inhibits PSI photochemistry and limits reaction center and light-harvesting polypeptide accumulation in response to cold acclimation
Planta
, Springer 2022, Vol. 255, (2)
Ivanov, Alexander G.; Krol, Marianna; Savitch, Leonid V.; et al.
2021
Wah Soon Chow, a teacher, a friend and a colleague
Photosynthesis Research
, Springer 2021, Vol. 149, (1-2) : 253-258
Zavafer, Alonso; Losciale, Pasquale; Öquist, Gunnar; et al.
2018
Contrasting acclimation abilities of two dominant boreal conifers to elevated CO
2
and temperature
Plant, Cell and Environment
, Vol. 41, (6) : 1331-1345
Kurepin, Leonid V.; Stangl, Zsofia R.; Ivanov, Alexander G.; et al.
2015
Why are some nations more successful than others in research impact?: a comparison between Denmark and Sweden
Incentives and Performance: Governance of Research Organizations
, Springer 2015 : 241-257
Öquist, Gunnar; Benner, M.
2012
Quantifying and monitoring functional photosystem II and the stoichiometry of the two photosystems in leaf segments: approaches and approximations
Photosynthesis Research
, Dordrecht: Springer 2012, Vol. 113, (1-3) : 63-74
Chow, Wah Soon; Fan, Da-Yong; Oguchi, Riichi; et al.
2012
Implications of alternative electron sinks in increased resistance of PSII and PSI photochemistry to high light stress in cold-acclimated Arabidopsis thaliana
Photosynthesis Research
, Dordrecht: 2012, Vol. 113, (1-3) : 191-206
Ivanov, A. G.; Rosso, D.; Savitch, L. V.; et al.
2012
Restricted capacity for PSI-dependent cyclic electron flow in Delta petE mutant compromises the ability for acclimation to iron stress in Synechococcus sp PCC 7942 cells
Biochimica et Biophysica Acta - Bioenergetics
, Vol. 1817, (8) : 1277-1284
Ivanov, AG; Sane, PV; Simidjiev, I; et al.
2012
Thermoluminescence
Photosynthesis: Plastid Biology, Energy Conversion and Carbon Assimilation
, Springer Netherlands 2012 : 445-474
Sane, Prafullachandra Vishnu; Ivanov, Alexander G.; Öquist, Gunnar; et al.
2010
Regulation of energy partitioning and alternative electron transport pathways during cold acclimation of lodgepole pine is oxygen dependent
Plant and Cell Physiology
, Vol. 51, (9) : 1555-1570
Savitch, Leonid V.; Ivanov, Alexander G.; Krol, Marianna; et al.
2008
Reaction centre quenching of excess light energy and photoprotection of photosystem II
Journal of Plant Biology
, Vol. 51, (2) : 85-96
Ivanov, Alexander G; Hurry, Vaughan; Sane, Prafullachandra Vishnu; et al.
2008
Photosystem II reaction centre quenching: mechanisms and physiological role
Photosynthesis Research
, Springer Netherlands 2008, Vol. 98, (1-3) : 565-574
Ivanov, Alexander G.; Sane, Prafullachandra V.; Hurry, Vaughan; et al.
2007
A tribute to Per Halldal (1922-1986), a Norwegian photobiologist in Sweden.
Photosynthesis Research
, Vol. 92, (1) : 7-11
Björn, Lars Olof; Sundqvist, Christer; Öquist, Gunnar
2007
The induction of CP43' by iron-stress in Synechococcus sp. PCC 7942 is associated with carotenoid accumulation and enhanced fatty acid unsaturation.
Biochimica et Biophysica Acta
, Vol. 1767, (6) : 807-13
Ivanov, Alexander G; Krol, Marianna; Selstam, Eva; et al.
2006
Cold acclimation of the Arabidopsis dgd1 mutant results in recovery from photosystem I-limited photosynthesis.
FEBS Letters
, Vol. 580, (20) : 4959-68
Hendrickson, Luke; Vlcková, Alexandra; Selstam, Eva; et al.
2006
Photoprotection of Photosystem II: Reaction center quenching versus antenna quenching
Photoprotection, Photoinhibition, Gene Regulation and Environment
, Springer 2006 : 155-174
Huner, Norman P A; Ivanov, Alexander G; Sane, Prafullachandra Vishnu; et al.
2006
Digalactosyl-diacylglycerol deficiency impairs the capacity for photosynthetic intersystem electron transport and state transitions in Arabidopsis thaliana due to photosystem I acceptor-side limitations.
Plant Cell Physiology
, Vol. 47, (8) : 1146-57
Ivanov, Alexander G; Hendrickson, Luke; Krol, Marianna; et al.
2006
Characterization of the photosynthetic apparatus in cortical bark chlorenchyma of Scots pine.
Planta
, Vol. 223, (6) : 1165-77
Ivanov, Alexander G; Krol, Marianna; Sveshnikov, Dimitri; et al.
2006
Iron deficiency in cyanobacteria causes monomerization of photosystem I trimers and reduces the capacity for state transitions and the effective absorption cross section of photosystem I in vivo.
Plant Physiology
, Vol. 141, (4) : 1436-45
Ivanov, Alexander G; Krol, Marianna; Sveshnikov, Dmitry; et al.
2006
Acclimation to temperature and irradiance modulates PSII charge recombination.
FEBS Letters
, Vol. 580, (11) : 2797-802
Ivanov, Alexander G; Sane, Prafullachandra Vishnu; Krol, Marianna; et al.
2006
Excitation energy partitioning and quenching during cold acclimation in Scots pine.
Tree Physiology
, Vol. 26, (3) : 325-36
Sveshnikov, Dmitry; Ensminger, Ingo; Ivanov, Alexander G; et al.
2004
Intermittent low temperatures constrain spring recovery of photosynthesis in boreal Scots pine forests
Global Change Biology
, Vol. 10, (6) : 995-1008
Ensminger, Ingo; Sveshnikov, Dmitry; Campbell, Douglas A.; et al.
2003
Segregation of the photosystems in higher plant thylakoids and short- and long-term regulation by a mesoscopic approach
Journal of Theoretical Biology
, Vol. 225, (4) : 431-441
Borodich, A; Rojdestvenski, I; Cottam, M; et al.
2003
Segregation of the photosystems in thylakoids depends on their size
Biochimica et Biophysica Acta - Bioenergetics
, Vol. 1606, (1-3) : 73-82
Borodich, A; Rojdestvenski, I; Cottam, M; et al.
2003
Low-temperature modulation of the redox properties of the acceptor side of photosystem II: photoprotection through reaction centre quenching of excess energy
Physiologia Plantarum
, Vol. 119, (3) : 376-383
Ivanov, A G; Sane, P; Hurry, Vaughan; et al.
2003
Daily photosynthetic and C-export patterns in winter wheat leaves during cold stress and acclimation
Physiologia Plantarum
, Vol. 117, (4) : 521-531
Leonardos, E D; Savitch, L V; Huner, N P A; et al.
2003
Thermodynamics of complexity
Physica A: Statistical Mechanics and its Applications
, Vol. 320 : 318-328
Rojdestvenski, I; Cottam, M G; Oquist, Gunnar; et al.
2003
Changes in the redox potential of primary and secondary electron-accepting quinones in photosystem II confer increased resistance to photoinhibition in low-temperature-acclimated arabidopsis
Plant Physiology
, Vol. 132, (4) : 2144-2151
Sane, P V; Ivanov, A G; Hurry, Vaughan; et al.
2003
Photosynthesis of overwintering evergreen plants
Annual Review of Plant Physiology and Plant Molecular Biology
, Vol. 54 : 329-355
Öquist, Gunnar; Huner, Norman P.A.
2002
Seasonal responses of photosynthetic electron transport in Scots pine (Pinus sylvestris L.) studied by thermoluminescence
Planta
, Vol. 215, (3) : 457-465
Ivanov, A G; Sane, P V; Zeinalov, Y; et al.
2002
Segregation of photosystems in thylakoid membranes as a critical phenomenon
Biophysical Journal
, Vol. 82, (4) : 1719-1730
Rojdestvenski, I; Ivanov, A G; Cottam, M G; et al.
2002
Iron stress responses in the cyanobacterium Synechococcus sp PCC7942
Physiologia Plantarum
, Vol. 116, (2) : 255-263
Sandstrom, S; Ivanov, A G; Park, Y I; et al.
2002
A transient exchange of the photosystem II reaction center protein D1: 1 with D1 : 2 during low temperature stress of Synechococcus sp PCC 7942 in the light lowers the redox potential of Q(B)
Journal of Biological Chemistry
, Vol. 277, (36) : 32739-32745
Sane, P V; Ivanov, A G; Sveshnikov, D; et al.
2002
Two different strategies for light utilization in photosynthesis in relation to growth and cold acclimation
Plant, Cell and Environment
, Vol. 25, (6) : 761-771
Savitch, L V; Leonardos, E D; Krol, M; et al.
2001
Photosynthetic electron transport adjustments in overwintering Scots pine (Pinus sylvestris L.)
Planta
, Vol. 213, (4) : 575-585
Ivanov, A G; Sane, P V; Zeinalov, Y; et al.
2001
CP43 ', the isiA gene product, functions as an excitation energy dissipator in the cyanobacterium Synechococcus sp PCC 7942
Photochemistry and Photobiology
, Vol. 74, (3) : 431-437
Sandstrom, S; Park, Y I; Oquist, Gunnar; et al.
2001
Cold acclimation of Arabidopsis thaliana results in incomplete recovery of photosynthetic capacity, associated with an increased reduction of the chloroplast stroma
Planta
, Vol. 214, (2) : 295-303
Savitch, L V; Barker-Astrom, J; Ivanov, A G; et al.
2000
Iron stress restricts photosynthetic intersystem electron transport in Synechococcus sp, PCC 7942
FEBS Letters
, Vol. 485, (2-3) : 173-177
Ivanov, A G; Park, Y I; Miskiewicz, E; et al.
2000
A two-dimensional many-body system with competing interactions as a model for segregation of photosystems in thylakoids of green plants
European Biophysics Journal
, Vol. 29, (3) : 214-220
Rojdestvenski, I; Ivanov, A G; Cottam, M G; et al.
2000
A carbonic anhydrase catalyzed CO2 pump in Chlamydomonas reinhardtii: In vivo experiments, computer modelling, and theory
Russian journal of plant physiology
, Vol. 47, (5) : 613-621
Rojdestvenski, I; Park, Y I; Karlsson, Jan; et al.
1999
Oxygen-dependent electron flow influences photosystem II function and psbA gene expression in the cyanobacterium Synechococcus sp PCC 7942
Physiologia Plantarum
, Vol. 105, (4) : 746-755
Campbell, D; Clarke, A K; Gustafsson, Petter; et al.
1999
Role of a novel photosystem II-associated carbonic anhydrase in photosynthetic carbon assimilation in Chlamydomonas reinhardtii
FEBS Letters
, Vol. 444, (1) : 102-105
Park, Y I; Karlsson, Jan; Rojdestvenski, I; et al.
1999
Expression of the isiA gene is essential for the survival of the cyanobacterium Synechococcus sp PCC7942 by protecting photosystem II from excess light under iron limitation
Molecular Microbiology
, Vol. 32, (1) : 123-129
Park, Y I; Sandstrom, S; Gustafsson, Petter; et al.
1999
Robustness and time-scale hierarchy in biological systems
Biosystems (Amsterdam. Print)
, Vol. 50, (1) : 71-82
Rojdestvenski, I; Cottam, M; Park, Y I; et al.
1998
The cyanobacterium Synechococcus resists UV-B by exchanging photosystem II reaction-center D1 proteins
Proceedings of the National Academy of Sciences of the United States of America
, Vol. 95, (1) : 364-369
Campbell, D; Eriksson, Mats-Jerry; Oquist, Gunnar; et al.
1998
Chlorophyll fluorescence analysis of cyanobacterial photosynthesis and acclimation
Microbiology and molecular biology reviews
, Vol. 62, (3) : 667-+
Campbell, D; Hurry, Vaughan; Clarke, A K; et al.
1998
Membrane lipid composition and restoration of photosynthesis during low temperature acclimation in Synechococcus sp. strain PCC 7942
Physiologia Plantarum
, Vol. 104, (3) : 405-412
Porankiewicz, J; Selstam, E; Campbell, D; et al.
1998
Active oxygen scavengers during cold acclimation of Scots pine seedlings in relation to freezing tolerance
Cryobiology
, Vol. 37, (1) : 38-45
Tao, D L; Oquist, Gunnar; Wingsle, Gunnar
1997
A cyanobacterium resists UV-B by exchanging Photosystem II D1 proteins.
Plant Physiology
, Vol. 114, (3) : 30004-30004
Campbell, D; Eriksson, Mats-Jerry; Gustafsson, Petter; et al.
1997
Primary carbon metabolism in Phaseolus vulgaris plants under Cd/Fe interaction
Plant physiology and biochemistry (Paris)
, Vol. 35, (12) : 951-957
Siedlecka, A; Krupa, Z; Samuelsson, Göran; et al.
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