OOIR: Observatory of International Research

Papers

(The median citation count of Photosynthetica is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Photosynthetic responses and growth dynamics of Allagoptera arenaria (Gomes) Kuntze (Arecaceae) in a chronosequence in a Restinga restoration area	43
Adaptive photosynthetic strategies of the invasive plant Sphagneticola trilobata and its hybrid to a low-light environment	27
Cadmium and high light stress interactions highlight limits of PSII in Arabidopsis thaliana	26
Influence of phytochromes on microRNA expression, phenotype, and photosynthetic activity in A. thaliana phy mutants under light with different spectral composition	26
Excess energy and photosynthesis: responses to seasonal water limitations in co-occurring woody encroachers of the semi-arid Southern Great Plains	19
Photosynthetic performance of walnut leaves during the occurrence of leaf scorch	14
Both uniconazole and 5-aminolevulinic acid increase maize (Zea mays L.) yield by changing its ear morphology and increasing photosynthetic efficiency and antioxidants in saline-alkali land	14
Unravelling the differential responses of critically endangered Onobrychis conferta populations to drought and salinity stress	13
Increased brassinolide accumulation and increased growth in low-light-grown transgenic tobacco	12
Changes in the photosynthetic response of lettuce exposed to toxic element multicontamination under hydroponic conditions	11
Evaluation of the relationship between color-tuning of photosynthetic excitons and thermodynamic stability of light-harvesting chromoproteins	11
Evaluation of visible-light wavelengths that reduce or oxidize the plastoquinone pool in green algae with the activated F<sub>0</sub> rise method	11
Dr. Autar Krishen Mattoo (1943-2024): an outstanding plant biologist with a focus on photosynthesis	11
Improvement in the photoprotective capability benefits the productivity of a yellow-green wheat mutant in N-deficient conditions	10
Photosystem II efficiency in response to diurnal and seasonal variations in photon flux density and air temperature for green, yellow-green, and purple-leaved cultivars of sweet potato [Ipomoea bata	10
Honoring Hartmut Karl Lichtenthaler, innovative pioneer of photosynthesis, on his 90<sup>th</sup> birthday	9
Biochemical, gas exchange, and chlorophyll fluorescence analysis of maize genotypes under drought stress reveals important insights into their interaction and homeostasis	9
Photosynthesis and hydrogen energy for sustainability: harnessing the sun for a greener future	8
Recent advances in plant stress analysis using chlorophyll a fluorescence	8
Single-cell microfluidics in combination with chlorophyll a fluorescence measurements to assess the lifetime of the Chlamydomonas PSBO protein	8
Synergistic effects of drought and heat stress on Medicago truncatula: understanding growth response and photosynthetic mechanisms	8
Exogenous calcium-alleviating effect on sodium salt-induced phytotoxicity associated with changes in photosynthetic characteristics of wheat seedlings	8
Changes in ultrastructure, photosynthetic abilities, and secondary metabolite due to individual and interactive effects of chromium and ultraviolet-B radiation in Adhatoda vasica	7
In appreciation of an ingenious scientist and a great friend: Győző Garab	7
Photosynthetic reaction center/graphene bio-hybrid for low-power optoelectronics	7

Improving salt tolerance of bean (Phaseolus vulgaris L.) with hydrogen sulfide	7
EDITORIAL	7
Photosynthetic acclimation to temperature is affected by night temperature in Zea mays	7
Ultrastructure, adaptability, and alleviation mechanisms of photosynthetic apparatus in plants under waterlogging: A review	7
Intraspecific variation in photosynthetic efficiency in soybean (Glycine max L.) varieties towards solar ultraviolet radiations	7
Influence of nitrogen and phosphorus additions on parameters of photosynthesis and chlorophyll fluorescence in Cyclocarya paliurus seedlings	7
László Mustárdy (1945-2022)	6
Light intensity affects tolerance of pyrene in Chlorella vulgaris and Scenedesmus acutus	6
In honor of Reto Jörg Strasser: A pioneer of chlorophyll a fluorescence research	6
Regulation of photosynthesis and water-use efficiency in pima and upland cotton species subjected to drought and recovery	6
Heat-induced F<sub>0</sub>-fluorescence rise is not an indicator of severe tissue necrosis in thermotolerance assays of young and mature leaves of a tropical tree species, Calophyllum inop	6
Cold plasma treatment influences the physiological parameters of millet	6
Evaluating physiological traits of Coffea canephora clones intercropped with Hevea brasiliensis	6
Impact of additional green light and deficit in cryptochrome 1 on photosynthetic activity and pro-/antioxidant balance in Arabidopsis thaliana	6
Systematic salt tolerance-related physiological mechanisms of wild soybean and their role in the photosynthetic activity and Na<sup>+</sup> distribution of grafted soybean plants	6
The photosynthetic function analysis for leaf photooxidation in rice	6
Revealing differences in the invasiveness of Sphagneticola trilobata under different light environments based on physiological and morphological plasticity	5
A perspective on why modeling the water-oxidizing complexin photosystem II remains functionally elusive	5
Evidence of photosynthetic acclimation to self-shading in sugarcane canopies	5
Potential mechanisms for the rapid post-drought reversal of ABA-induced stomatal closure by melatonin, 5-aminolevulinic acid, and brassinosteroids	5
Exploring the differences in the invasion potential of Sphagneticola trilobata in three invasive habitats based on photosynthetic and photoprotective capacities	5
Changes in the photosynthetic performance, the activity of enzymes of nitrogen metabolism, and proline content in the leaves of wheat plants after exposure to low CO<sub>2</sub> concentra	5
Elucidating copper ion interactions with carbonic anhydrase: insights from fluorescence quenching and thermodynamic analysis	5
Exploring prediction mechanisms for temperature-induced variation in maximum carboxylation rate from spectral reflectance across 450-850 nm in cucumber leaves	5
Phytomelatonin and post-drought stomatal recovery: psychotropic-like signaling in guard-cell dynamics	5
EDITORIAL	4
On the discovery of the two-light effect on chlorophyll a fluorescence: Quenching of chlorophyll a fluorescence of Photosystem II by Photosystem I light	4
Phosphorus-deficiency stress in cucumber (Cucumis sativus L.) plants: early detection based on chosen physiological parameters and statistical analyses	4
The story of my life into and through the science of photosynthesis: a personal perspective	4
Relative importance of chlorophyll metabolic genes for light-induced greening of potato tubers	4
A life in light: celebrating the 75<sup>th</sup> birthday of Professor Suleyman I. Allakhverdiev	4
Comparative study of photosynthetic capacity in lower leaves in the canopy of dwarf and semidwarf wheat	4
Photosystems under high light stress: throwing light on mechanism and adaptation	4
Happy birthday, Govindjee!	4
Vapor-pressure-deficit-controlled temperature response of photosynthesis in tropical trees	4
The combined effect of Cd and high light stress on the photochemical processes in Arabidopsis thaliana	3
The physiological responses of critically endangered species Ardisia gigantifolia Stapf (Primulaceae) to different light intensities	3
Avoiding leakage when classifying drought stress from OJIP fluorescence - comment on Xia et al. (2025)	3
LHCII - a protein like a 'Swiss Army knife' with many mechanisms and functions	3
Professor Charles Percival Whittingham (1922-2011)	3
Physiological response to low-nitrogen stress and comprehensive evaluation in four rice varieties	3
The resistance of Solanum lycopersicum photosynthetic apparatus to high-intensity blue light is determined mainly by the cryptochrome 1 content	3
Morphophysiological responses of Theobroma cacao L. rootstocks to flooding and post-flooding conditions	3
Effect of UV exclusion and AMF inoculation on photosynthetic parameters of Glycine max	3
Protection of nitrogenase from photosynthetic O<sub>2</sub> evolution in Trichodesmium: methodological pitfalls and advances over 30 years of research	3
Impact of salt stress on physiology, leaf mass, and nutrient accumulation in romaine lettuce	3
Using chlorophyll fluorescence parameters and antioxidant enzyme activity to assess drought tolerance of spring wheat	3
Influence of additional far-red light on the photosynthetic and growth parameters of lettuce plants and the resistance of the photosynthetic apparatus to high irradiance	3
The effects of nitrogen application on the growth, photosynthesis, and antioxidant activity of Amaranthus viridis	3
Mitigative effect of 6-benzyladenine on photosynthetic capacity and leaf ultrastructure of maize seedlings under waterlogging stress	3

Ascorbic acid is involved in melatonin-induced salinity tolerance of maize (Zea mays L.) by regulating antioxidant and photosynthetic capacities	3
Downregulated expression of TaDeg7 inhibits photosynthetic activity in bread wheat (Triticum aestivum L.)	3
Selenium improves wheat antioxidant capacity, photosynthetic capacity, and growth under cadmium stress	3
Heterocapsa cf. bohaiensis (dinoflagellate): identification and response to nickel and iron stress revealed through chlorophyll a fluorescence	3
Different light-quality colored films affect growth, photosynthesis, chloroplast ultrastructure, and triterpene acid accumulation in Glechoma longituba plants	3
Can seedlings of Norway spruce (Picea abies L. H. Karst.) populations withstand changed climate conditions?	2
Chlorophyll and growth performance of biological sand-fixing materials inoculated on sandy desert surface	2
Monitoring the photosynthetic activity at single-cell level in Haematococcus lacustris	2
On "P750s" in cyanobacteria: A historical perspective	2
The 12<sup>th</sup> International Conference on "Photosynthesis and Hydrogen Energy Research for Sustainability 2024": in honour of John Allen,Eva-Mari Aro, İbrahim Dinçer, Kazunari Domen,	2
Role of pheophytin in chlorophyll a fluorescence transients	2
Light curve parametrization of three rice (Oryza sativa L.) cultivars based on mechanistic models	2
Gas exchange and time to reach maximum rate of photosynthetic rateand their relationship with whole-plant traits in sugarcane in water abundant Louisiana, USA	2
Variations in the photoprotective responses of trees and seedlings of the endangered Pitavia punctata (Ruiz & Pav.) Molina	2
LETTER TO THE EDITOR	2
Photosynthetic mechanism of high yield under an improved wide-narrow row planting pattern in maize	2
Higher activity of PSI compared to PSII accounts for the beneficial effect of silicon on barley (Hordeum vulgare L.) plants challenged with salinity	2
Variation in leaf mesophyll anatomy of fern species imposes significant effects on leaf gas exchange, light capture, and leaf hydraulic conductance	2
Growth light substantially affects both primary and secondary metabolic processes in Catharanthus roseus plants	2
Sixty years of research on photosynthesis: a personal scientific autobiography	2
High photosynthetic thermal tolerance in the Mediterranean halophyte Limoniastrum monopetalum	2
Chloroplast antioxidant reactions associated with zinc-alleviating effects on iron toxicity in wheat seedlings	2