This map shows the geographic impact of R Virtanen'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 R Virtanen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites R Virtanen more than expected).
This network shows the impact of papers produced by R Virtanen. 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 R Virtanen. The network helps show where R Virtanen may publish in the future.
Co-authorship network of co-authors of R Virtanen
This figure shows the co-authorship network connecting the top 25 collaborators of R Virtanen.
A scholar is included among the top collaborators of R Virtanen 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 R Virtanen. R Virtanen is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Jansson, Christian, Jyrki P. Kukkonen, Johnny Näsman, et al.. (1998). Protean agonism at alpha2A-adrenoceptors.. PubMed. 53(5). 963–8.62 indexed citations
Virtanen, R, Juha‐Matti Savola, & Veijo Saano. (1989). Highly selective and specific antagonism of central and peripheral alpha 2-adrenoceptors by atipamezole.. PubMed. 297. 190–204.156 indexed citations
7.
Virtanen, R. (1989). Pharmacological profiles of medetomidine and its antagonist, atipamezole.. PubMed. 85. 29–37.235 indexed citations
8.
MacDonald, Ewen, Antti Haapalinna, R Virtanen, & Risto Lammintausta. (1989). Effects of acute administration of medetomidine on the behaviour, temperature and turnover rates of brain biogenic amines in rodents and reversal of these effects by atipamezole.. PubMed. 85. 77–81.35 indexed citations
9.
MacDonald, Ewen, Antti Haapalinna, R Virtanen, & Risto Lammintausta. (1988). Medetomidine a highly specific alpha 2 adrenoceptor agonist has potential anxiolytic properties. The FASEB Journal. 2(5). 7366.2 indexed citations
10.
Virtanen, R. (1986). Pharmacology of detomidine and other alpha 2-adrenoceptor agonists in the brain.. PubMed. 82. 35–46.23 indexed citations
11.
Scheinin, Mika, R Virtanen, & E Iisalo. (1985). Effect of single and repeated doses of activated charcoal on the pharmacokinetics of doxepin.. PubMed. 23(1). 38–42.21 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.