Ralph Urbatzka

3.6k total citations · 1 hit paper
79 papers, 2.8k citations indexed

About

Ralph Urbatzka is a scholar working on Molecular Biology, Physiology and Pharmacology. According to data from OpenAlex, Ralph Urbatzka has authored 79 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 36 papers in Molecular Biology, 20 papers in Physiology and 15 papers in Pharmacology. Recurrent topics in Ralph Urbatzka's work include Reproductive biology and impacts on aquatic species (20 papers), Metabolomics and Mass Spectrometry Studies (14 papers) and Microbial Natural Products and Biosynthesis (12 papers). Ralph Urbatzka is often cited by papers focused on Reproductive biology and impacts on aquatic species (20 papers), Metabolomics and Mass Spectrometry Studies (14 papers) and Microbial Natural Products and Biosynthesis (12 papers). Ralph Urbatzka collaborates with scholars based in Portugal, Germany and Spain. Ralph Urbatzka's co-authors include Werner Kloas, Georg Reifferscheid, Jörg Klasmeier, Christian Scherer, Elke Fries, Cécile Grosbois, Diana Álvarez‐Muñoz, Sebastian Buchinger, Martin Wagner and Margrethe Winther-Nielsen and has published in prestigious journals such as PLoS ONE, Scientific Reports and Environmental Pollution.

In The Last Decade

Ralph Urbatzka

75 papers receiving 2.7k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Microplastics in freshwater ecosystems: what we know and what we need to know

2014 1.1k citations Ralph Urbatzka et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ralph Urbatzka Portugal	25	1.4k	773	503	438	416	79	2.8k
Shaoguo Ru China	31	2.0k 1.4×	725 0.9×	1.4k 2.7×	369 0.8×	381 0.9×	158	3.7k
Shu‐Ling Hsieh Taiwan	36	523 0.4×	284 0.4×	201 0.4×	585 1.3×	110 0.3×	131	3.4k
Chen Wang China	27	1.1k 0.8×	428 0.6×	493 1.0×	518 1.2×	107 0.3×	110	2.6k
Gioele Capillo Italy	32	907 0.6×	412 0.5×	624 1.2×	266 0.6×	61 0.1×	96	2.8k
F. David Horgen United States	22	838 0.6×	698 0.9×	93 0.2×	405 0.9×	70 0.2×	48	2.6k
Carlos Gravato Portugal	37	1.4k 0.9×	199 0.3×	2.0k 4.0×	387 0.9×	117 0.3×	109	3.4k
Mariana Teles Spain	29	1.2k 0.8×	378 0.5×	734 1.5×	180 0.4×	194 0.5×	90	2.7k
Yunlong Zhao China	29	2.0k 1.4×	571 0.7×	619 1.2×	600 1.4×	66 0.2×	124	4.0k
Alaa El‐Din H. Sayed Egypt	34	1.3k 0.9×	306 0.4×	1.5k 2.9×	224 0.5×	337 0.8×	166	3.5k
Dongdong Xu China	29	893 0.6×	255 0.3×	236 0.5×	440 1.0×	352 0.8×	143	2.5k

Countries citing papers authored by Ralph Urbatzka

Since Specialization

Citations

This map shows the geographic impact of Ralph Urbatzka's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ralph Urbatzka with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ralph Urbatzka more than expected).

Fields of papers citing papers by Ralph Urbatzka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ralph Urbatzka. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ralph Urbatzka. The network helps show where Ralph Urbatzka may publish in the future.

Co-authorship network of co-authors of Ralph Urbatzka

This figure shows the co-authorship network connecting the top 25 collaborators of Ralph Urbatzka. A scholar is included among the top collaborators of Ralph Urbatzka based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ralph Urbatzka. Ralph Urbatzka is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Urbatzka, Ralph, et al.. (2026). Advancing aquafeed: prebiotic, antimicrobial, antioxidant, and immunomodulatory benefits of innovative ingredients from farming systems. Frontiers in Microbiology. 17. 1764214–1764214.

Conde, Tiago, Tânia Melo, Guilherme Scotta Hentschke, et al.. (2025). Unveiling the Biotechnological Potential of Cyanobacteria from the Portuguese LEGE-CC Collection Through Lipidomics and Antioxidant and Lipid-Lowering Properties. Molecules. 30(12). 2504–2504.

Fonseca, Ana Catarina, et al.. (2025). Actinomycetota isolated from the sponge Hymeniacidon perlevis as a source of novel compounds with pharmacological applications: diversity, bioactivity screening, and metabolomic analysis. Journal of Applied Microbiology. 136(3). 1 indexed citations

Gonçalves, Vítor, et al.. (2024). Metabolite profiling and bioactivity assessment of cyanobacteria from the Azores reveals unique producers of cytotoxic and lipid reducing compounds. Algal Research. 83. 103703–103703. 1 indexed citations

Martelli, Francesco, Valentina Bernini, Erasmo Neviani, Vı́tor Vasconcelos, & Ralph Urbatzka. (2024). Lactic acid fermented microalgae and cyanobacteria as a new source of lipid reducing compounds: assessment through zebrafish Nile red fat metabolism assay and untargeted metabolomics. Food & Function. 15(10). 5554–5565. 5 indexed citations

Martı́n, Jesús, Ignacio Pérez‐Victoria, Ricardo B. Leite, et al.. (2024). Cellulamides: A New Family of Marine-Sourced Linear Peptides from the Underexplored Cellulosimicrobium Genus. Marine Drugs. 22(6). 268–268. 2 indexed citations

Conde, Tiago, Bruna Neves, Marta Coelho, et al.. (2024). Bioactive Lipids in Dunaliella salina: Implications for Functional Foods and Health. Foods. 13(20). 3321–3321. 2 indexed citations

Rego, Adriana, et al.. (2024). Actinomycetota From Macroalgae as Rich Source for Natural Products Discovery Revealed Through Culture‐Dependent and ‐Independent Approaches. Microbial Biotechnology. 17(12). e70058–e70058. 1 indexed citations

Ribeiro, Tiago, Mariana Reis, Vı́tor Vasconcelos, & Ralph Urbatzka. (2024). Phenotypic screening in zebrafish larvae identifies promising cyanobacterial strains and pheophorbide a as insulin mimetics. Scientific Reports. 14(1). 32142–32142.

10.

Kaštovský, Jan, et al.. (2023). Description of Pseudocalidococcus azoricus gen. sp. nov. (Thermosynechococcaceae, Cyanobacteria), a Rare but Widely Distributed Coccoid Cyanobacteria. Diversity. 15(12). 1157–1157. 4 indexed citations

11.

Lopes, Graciliana, et al.. (2023). Antioxidant, Anti-Inflammatory and Anti-Obesity Potential of Extracts Containing Phenols, Chlorophyll and Carotenoids from Mexican Wild Populations of Bacopa monnieri (L.) Wettst. Biology. 12(4). 620–620. 7 indexed citations

12.

Kaštovský, Jan, Jeffrey R. Johansen, Elisabete F. Dias, et al.. (2023). Description of four new filamentous cyanobacterial taxa from freshwater habitats in the Azores Archipelago. Journal of Phycology. 59(6). 1323–1338. 13 indexed citations

13.

Kaštovský, Jan, Jeffrey R. Johansen, Elisabete F. Dias, et al.. (2023). New terrestrial cyanobacteria from the Azores Islands: description of Venetifunis gen. nov . and new species of Albertania, Kovacikia and Pegethrix. Phycologia. 62(5). 483–498. 10 indexed citations

14.

Ribeiro, Tiago, Kristín Jónsdóttir, René Hernández-Bautista, et al.. (2023). Metabolite Profile Characterization of Cyanobacterial Strains with Bioactivity on Lipid Metabolism Using In Vivo and In Vitro Approaches. Marine Drugs. 21(9). 498–498. 3 indexed citations

15.

Kaštovský, Jan, Jeffrey R. Johansen, Elisabete F. Dias, et al.. (2022). Taxonomic Assessment of the Cyanobacteria from the BACA Culture Collection: Contribution to the Knowledge of Their Diversity and Monitoring in the Azores. 4–4.

16.

Conde, Tiago, Daniela Couto, Pedro Domíngues, et al.. (2021). Potential Anti-Obesity, Anti-Steatosis, and Anti-Inflammatory Properties of Extracts from the Microalgae Chlorella vulgaris and Chlorococcum amblystomatis under Different Growth Conditions. Marine Drugs. 20(1). 9–9. 28 indexed citations

17.

Cunha, Virgínia, et al.. (2021). Transcriptional analyses reveal different mechanism of toxicity for a chronic exposure to fluoxetine and venlafaxine on the brain of the marine fish Dicentrarchrus labrax. Comparative Biochemistry and Physiology Part C Toxicology & Pharmacology. 250. 109170–109170. 12 indexed citations

18.

Costa, Margarida, et al.. (2019). New Aromatic Bisabolane Derivatives with Lipid-Reducing Activity from the Marine Sponge Myrmekioderma sp.. Marine Drugs. 17(6). 375–375. 13 indexed citations

19.

Urbatzka, Ralph, Susana Galante‐Oliveira, Eduardo Rocha, L. Filipe C. Castro, & Isabel Cunha. (2013). Normalization strategies for gene expression studies by real-time PCR in a marine fish species, Scophthalmus maximus. Marine Genomics. 10. 17–25. 34 indexed citations

20.

Silva, Paula, Maria João Rocha, Catarina Cruzeiro, et al.. (2012). Testing the effects of ethinylestradiol and of an environmentally relevant mixture of xenoestrogens as found in the Douro River (Portugal) on the maturation of fish gonads—A stereological study using the zebrafish (Danio rerio) as model. Aquatic Toxicology. 124-125. 1–10. 59 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact