Irma Virant‐Klun

8.8k total citations · 1 hit paper
111 papers, 4.4k citations indexed

About

Irma Virant‐Klun is a scholar working on Public Health, Environmental and Occupational Health, Reproductive Medicine and Molecular Biology. According to data from OpenAlex, Irma Virant‐Klun has authored 111 papers receiving a total of 4.4k indexed citations (citations by other indexed papers that have themselves been cited), including 73 papers in Public Health, Environmental and Occupational Health, 60 papers in Reproductive Medicine and 41 papers in Molecular Biology. Recurrent topics in Irma Virant‐Klun's work include Reproductive Biology and Fertility (71 papers), Sperm and Testicular Function (32 papers) and Ovarian function and disorders (31 papers). Irma Virant‐Klun is often cited by papers focused on Reproductive Biology and Fertility (71 papers), Sperm and Testicular Function (32 papers) and Ovarian function and disorders (31 papers). Irma Virant‐Klun collaborates with scholars based in Slovenia, Germany and United States. Irma Virant‐Klun's co-authors include Eda Vrtačnik Bokal, Helena Meden‐Vrtovec, Tomaž Tomaževič, Martin Štimpfel, Thomas Skutella, Branko Zorn, Ivan Verdenik, Branko Cvjetičanin, Andrej Vogler and Jeroen Krijgsveld and has published in prestigious journals such as SHILAP Revista de lepidopterología, Environmental Science & Technology and PLoS ONE.

In The Last Decade

Irma Virant‐Klun

108 papers receiving 4.3k citations

Hit Papers

Cancer incidence and mortality worldwide: sources, method... 2016 2026 2019 2022 2016 500 1000 1.5k
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.

  1. Cancer incidence and mortality worldwide: sources, methods and major patterns in GLOBOCAN 2012
    2016 1.6k citations Irma Virant‐Klun et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Irma Virant‐Klun Slovenia 34 1.7k 1.6k 1.3k 760 476 111 4.4k
Satoru Nagase Japan 36 579 0.3× 1.6k 1.0× 1.1k 0.9× 717 0.9× 684 1.4× 174 4.3k
Olaf Ortmann Germany 41 1.1k 0.6× 1.6k 1.0× 2.2k 1.7× 1.7k 2.3× 925 1.9× 346 6.3k
Kathryn L. Terry United States 36 698 0.4× 796 0.5× 2.3k 1.7× 755 1.0× 400 0.8× 141 4.2k
Kimberly K. Leslie United States 42 378 0.2× 1.9k 1.2× 1.3k 1.0× 1.3k 1.6× 902 1.9× 186 5.6k
Harriet O. Smith United States 29 390 0.2× 860 0.5× 777 0.6× 734 1.0× 225 0.5× 78 3.5k
John J. Kavanagh United States 39 292 0.2× 1.5k 0.9× 1.3k 1.0× 1.4k 1.9× 414 0.9× 121 4.7k
Akira Ōnishi Japan 33 1.5k 0.9× 2.1k 1.3× 473 0.4× 336 0.4× 116 0.2× 248 5.0k
Martin K. Oehler Australia 40 234 0.1× 2.2k 1.4× 874 0.7× 1.0k 1.3× 737 1.5× 164 4.5k
Per Lenner Sweden 46 478 0.3× 1.8k 1.1× 392 0.3× 2.5k 3.3× 1.4k 2.9× 149 6.6k
Rodrigo T. Calado Brazil 36 460 0.3× 1.9k 1.2× 182 0.1× 584 0.8× 297 0.6× 191 6.3k

Countries citing papers authored by Irma Virant‐Klun

Since Specialization
Citations

This map shows the geographic impact of Irma Virant‐Klun'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 Irma Virant‐Klun with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Irma Virant‐Klun more than expected).

Fields of papers citing papers by Irma Virant‐Klun

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Irma Virant‐Klun. 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 Irma Virant‐Klun. The network helps show where Irma Virant‐Klun may publish in the future.

Co-authorship network of co-authors of Irma Virant‐Klun

This figure shows the co-authorship network connecting the top 25 collaborators of Irma Virant‐Klun. A scholar is included among the top collaborators of Irma Virant‐Klun 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 Irma Virant‐Klun. Irma Virant‐Klun is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Virant‐Klun, Irma, et al.. (2024). Endocrine disrupting chemicals and obesity prevention: scoping review. Journal of Health Population and Nutrition. 43(1). 138–138. 5 indexed citations
2.
Virant‐Klun, Irma, et al.. (2023). Negative effects of endocrine disruptor bisphenol A on ovarian granulosa cells and the protective role of folic acid. Reproduction. 165(5). R117–R134. 6 indexed citations
3.
Virant‐Klun, Irma, et al.. (2023). Heavy Metals and Essential Elements in Association with Oxidative Stress in Women with Polycystic Ovary Syndrome—A Systematic Review. Antioxidants. 12(7). 1398–1398. 19 indexed citations
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Virant‐Klun, Irma. (2015). Very Small Embryonic-Like Stem Cells: A Potential Developmental Link Between Germinal Lineage and Hematopoiesis in Humans. Stem Cells and Development. 25(2). 101–113. 19 indexed citations
8.
Virant‐Klun, Irma, Thomas Skutella, Mikael Kubista, et al.. (2013). Expression of Pluripotency and Oocyte-Related Genes in Single Putative Stem Cells from Human Adult Ovarian Surface Epithelium CulturedIn Vitroin the Presence of Follicular Fluid. BioMed Research International. 2013. 1–18. 35 indexed citations
9.
Tomaževič, Tomaž, et al.. (2012). Intracytoplasmic morphologically selected sperm injection improves development and quality of preimplantation embryos in teratozoospermia patients. Reproductive BioMedicine Online. 25(2). 168–179. 44 indexed citations
10.
Virant‐Klun, Irma, Martin Štimpfel, & Thomas Skutella. (2012). Stem Cells in Adult Human Ovaries: From Female Fertility to Ovarian Cancer. Current Pharmaceutical Design. 18(3). 283–292. 14 indexed citations
11.
Tacer, Klementina Fon, et al.. (2012). Cumulus Cells Gene Expression Profiling in Terms of Oocyte Maturity in Controlled Ovarian Hyperstimulation Using GnRH Agonist or GnRH Antagonist. PLoS ONE. 7(10). e47106–e47106. 45 indexed citations
12.
Virant‐Klun, Irma, Thomas Skutella, Branko Cvjetičanin, Martin Štimpfel, & Jasna Šinkovec. (2011). Serous papillary adenocarcinoma possibly related to the presence of primitive oocyte-like cells in the adult ovarian surface epithelium: a case report. Journal of Ovarian Research. 4(1). 13–13. 9 indexed citations
13.
Virant‐Klun, Irma, et al.. (2010). Epididymovasostomy as the first-line treatment of obstructive azoospermia in young couples with normal spermatogenesis. Reproductive BioMedicine Online. 20(5). 594–601. 4 indexed citations
14.
Zorn, Branko, et al.. (2009). Male and female factors that influence ICSI outcome in azoospermia or aspermia. Reproductive BioMedicine Online. 18(2). 168–176. 6 indexed citations
15.
Jančar, Nina, Irma Virant‐Klun, & Eda Vrtačnik Bokal. (2009). Serum and follicular endocrine profile is different in modified natural cycles than in cycles stimulated with gonadotropin and gonadotropin-releasing hormone antagonist. Fertility and Sterility. 92(6). 2069–2071. 10 indexed citations
16.
Virant‐Klun, Irma, Primož Rožman, Branko Cvjetičanin, et al.. (2008). Parthenogenetic Embryo-Like Structures in the Human Ovarian Surface Epithelium Cell Culture in Postmenopausal Women with No Naturally Present Follicles and Oocytes. Stem Cells and Development. 18(1). 137–150. 115 indexed citations
17.
Frangež, Helena Ban, Tomaž Tomaževič, Irma Virant‐Klun, et al.. (2008). The outcome of singleton pregnancies after IVF/ICSI in women before and after hysteroscopic resection of a uterine septum compared to normal controls. European Journal of Obstetrics & Gynecology and Reproductive Biology. 146(2). 184–187. 39 indexed citations
18.
Križman, Mitja, Irma Virant‐Klun, & Mirko Prošek. (2007). Determination of derivatized amino acids in human embryo culture media by gas chromatography. Journal of Chromatography B. 858(1-2). 292–295. 4 indexed citations
19.
Tomaževič, Tomaž, et al.. (2003). MULTIPLE PREGNANCY IN THE TWENTY YEARS OF IVF/ET IN SLOVENIA. SHILAP Revista de lepidopterología. 1 indexed citations
20.
Zorn, Branko, et al.. (2001). Facteurs de stress psychologique et qualité du sperme dans une population de 450 hommes infertiles slovènes. Andrologie. 11(2). 76–85. 1 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.

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