OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Eukaryotic Microbiology is 4. 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 2022-08-01 to 2026-08-01.)

Article	Citations
	116
Sterols of morphologically distinct, okadaic acid‐producing Prorocentrum texanum var. texanum and var. cuspidatum isolated from the Gulf of Mexico	78
Issue Information	43
International Symposium on Ciliate Biology ( ISCB 2025) and Interdisciplinary Research	33
Morphology, Systematics and Life Cycle of Ozanamia fimbriatus (Haptista: Centroplasthelida), With Notes on Evolution of Organic Skeleton in Centrohelids	25
Eimeria falciformis extracellular vesicles differentially express host cell lncRNAs	23
Phylogenetic and structural characterization of Kentomonas inusitatus n. sp.: Unique insect trypanosomatid of the Strigomonadinae subfamily naturally lacking bacterial endosymbiont	23
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Pathogenicity and phylogeny of Labyrinthula spp. isolated in Washington and Oregon, USA	21
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First Record of Aplanochytrium on the Chilean Coast and its Biotechnological Potential: Expanding the Geographic Distribution of Labyrinthulomycetes	16
The nuclear DNA and RNA distribution in Pelomyxa spp. (Amoebozoa, Archamoebae, Pelobiontida) revealed by a simple‐to‐use DAPI/pyronin staining method	16
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Algal Symbiont Diversity and Host Fitness Variation in Amoebozoan Photosymbiosis	14
Novel insights into molecular mechanisms of vegetative cell cycle and resting cyst formation in Apodileptus cf. visscheri (Alveolata, Ciliophora)	14
Species‐Specific Prey Preference and Behavioral Responses to Tetraselmis Chloroplast Donors in the Euglenoid Rapaza viridis	13
A New Paramoeba Isolate From Florida Exhibits a Microtubule‐Bound Endosymbiont Closely Associated With the Host Nucleus	13
Is the Composition of Communities in Bromeliad Water and Adjacent Soil Similar?	12
The Mixoplankton Database (MDB): Diversity of photo‐phago‐trophic plankton in form, function, and distribution across the global ocean	11
Retention of blue‐green cryptophyte organelles by Mesodinium rubrum and their effects on photophysiology and growth	11
Morphology and Molecular Phylogeny of Endosymbiotic Ciliates (Peritrichia, Mobilida) of Marine Invertebrates with Descriptions of Two Novel Species Urceolaria clepsydra n. sp. and Urceolaria	11
Identification of a new gregarine parasite associated with mass mortality events of freshwater pearl mussels (Margaritifera margaritifera) in Sweden	11
Construction a novel detection method for Trichomonas vaginalis based on recombinant enzyme polymerase amplification targeting the Actin gene	10

Production of amphisterol and other Δ⁸⁽¹⁴⁾ sterols by Togula jolla (formerly Amphidinium sensu lato) overlaps chemotaxonomically with Amphidinium cart	10
Nosema bombycis: A remarkable unicellular parasite infecting insects	10
Isolation of Naegleria lustrarea n. sp. (Excavata, Discoba, Heterolobosea) from the feces of Ambystoma annulatum (Ringed Salamander) in Northwest Arkansas	10
Identification and validation of novel Blastocystis subtype ST41 in a Colombian patient undergoing colorectal cancer screening	10
The identity of Centrodinium elongatum, type species of the dinoflagellate genus Centrodinium (Dinophyceae), and a review on the synonymy of allied species	10
The Microbiome Within a Microbe: Rethinking Blastocystis Biology	9
Paulinella acadia sp. nov., a New Photosynthetic Species Isolated From a Brackish Beach in British Columbia (Canada)	9
Redescription and molecular characterization of Loxocephalus luridus Eberhard, 1862 based on Czech populations: Implications for order Loxocephalida Jankowski, 1980	9
Unexpected ubiquity of heart‐shaped scale morphotype in Centroplasthelida (Haptista): Ancestral trait or multiple acquisitions?	9
Morphology, Ultrastructure, and Classification of Barthelonids (Metamonada Incertae Sedis): With Descriptions of Microbarthelona Gen. Nov., and	8
Refurbishing the marine parasitoid order Pirsoniales with newly (re)described marine and freshwater free‐living predators	8
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Broad‐range necrophytophagy in the flagellate Orciraptor agilis (Viridiraptoridae, Cercozoa) and the underappreciated role of scavenging among protists	8
Molecular phylogeny of Spirotrichonymphea (Parabasalia) with emphasis on Spironympha, Spirotrichonympha, and three new genera Pseudospironympha, Nanospironympha, and Bru	8
The Toxoplasma plant‐like vacuolar compartment (PLVAC)	8
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Phylogenetic placement of the protosteloid amoeba Microglomus paxillus identifies another case of sporocarpic fruiting in Discosea (Amoebozoa)	8
Morphology, morphogenesis, and molecular characterization of Castula specialis sp. nov. (Ciliophora, Armophorea, Metopida)	8
OBITUARY: Frank John Rupert “Max” Taylor (July 17, 1939–February 18, 2026)	7
Issue Information	7
Microsporidia: Pervasive natural pathogens of Caenorhabditis elegans and related nematodes	7
Vegetative cell fusion and a new stage in the life cycle of the Aphelida (Opisthosporidia)	7
High Grazing Rates of Marine Askenasia cf. stellaris on Mesodinium rubrum and Insights Into Its Taxonomic Status	7
Morphology and phylogenetic position of three anaerobic ciliates from the classes Odontostomatea and Muranotrichea (Ciliophora)	7
Ultrastructure of the Endoplasmic Reticulum in Eukaryotic Microalgae	6
Interpreting phylogenetic placements for taxonomic assignment of environmental DNA	6
Cryptic Cryptophytes—Revision of the Genus Goniomonas	6
Host cell manipulation by microsporidia secreted effectors: Insights into intracellular pathogenesis	6
Metabolic Profile Associated With Encystation in Acanthamoeba	6
Protistan Predators Outshine Fungi in Forest Soil Activity	6
Further insight into the genetic diversity of Entamoeba coli and Entamoeba hartmanni	6
Kapelodiniopsis flava n. g., n. sp. (Dinophyceae), a new katodinioid with haptophyte‐derived plastids of multiple origins: Implications for the plastid integration process	5
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Characterization of Skoliomonas gen. nov., a haloalkaliphilic anaerobe related to barthelonids (Metamonada)	5
Morphological and molecular characterization of a new member of the phylum Rhodelphidia	5
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Investigating the interactive effects of temperature, pH, and salinity on Naegleria fowleri persistence	5
Correction to the article “On the phylogenetic position of Raphidocystis pallida with some notes on its life cycle”	5
The function of the feeding groove of ‘typical excavate’ flagellates	5
Biogeography, autecology, and phylogeny of Percolomonads based on newly described species	4
Paramecium (Oligohymenophorea, Ciliophora) diversity in Thailand sheds light on the genus biogeography and reveals new phylogenetic lineages	4
Continuous reproduction of planktonic foraminifera in laboratory culture	4
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Single‐cell DNA from West Greenland marine sediments suggests presence of Protoperidinium tricingulatum in the Arctic	4
“Candidatus Euplotechlamydia quinta,” a novel chlamydia‐like bacterium hosted by the ciliate Euplotes octocarinatus (Ciliophora, Spirotrichea)	4
Molecular Characterization of Superoxide Dismutase and Its Putative Relationship With Drug Resistance in Eimeria Tenella	4
Hidden Species Diversity in Sulfonecta Jankowski, 1978 (Ciliophora: Armophorea): Integrative Evidence for a New Species and Reassessment of the Type Spec	4

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Bit by bit toward the diversity of metopids: Description of the genus Pidimetopus n. gen. (Ciliophora: Armophorea)	4
Pontisma blauvikense sp. nov. the first member of the early‐diverging oomycete genus Pontisma parasitizing brown algae	4
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Rhabdamoeba marina is a heterotrophic relative of chlorarachnid algae	4
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Bioprospecting of Chilean Labyrinthulomycetes: Laboratory Evaluation of PUFA and Carotenoid Production in Isolates From Diverse Natural Environments	4