O Closs

2.6k total citations · 1 hit paper
88 papers, 2.2k citations indexed

About

O Closs is a scholar working on Epidemiology, Infectious Diseases and Molecular Biology. According to data from OpenAlex, O Closs has authored 88 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 56 papers in Epidemiology, 52 papers in Infectious Diseases and 16 papers in Molecular Biology. Recurrent topics in O Closs's work include Mycobacterium research and diagnosis (46 papers), Leprosy Research and Treatment (39 papers) and Tuberculosis Research and Epidemiology (17 papers). O Closs is often cited by papers focused on Mycobacterium research and diagnosis (46 papers), Leprosy Research and Treatment (39 papers) and Tuberculosis Research and Epidemiology (17 papers). O Closs collaborates with scholars based in Norway, Ethiopia and Denmark. O Closs's co-authors include M Harboe, N. H. AXELSEN, G Kronvall, Hanne Nøkleby, Olav A. Haugen, G Bjune, L O Frøholm, Einar Rosenqvist, E. Arne Høiby and Alfred Halstensen and has published in prestigious journals such as The Lancet, The Journal of Immunology and Infection and Immunity.

In The Last Decade

O Closs

86 papers receiving 1.8k citations

Hit Papers

Effect of outer membrane vesicle vaccine against group B ... 1991 2026 2002 2014 1991 100 200 300 400 500
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. Effect of outer membrane vesicle vaccine against group B meningococcal disease in Norway
    1991 583 citations G Bjune, E. Arne Høiby et al. The Lancet profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
O Closs Norway 23 1.5k 988 693 401 399 88 2.2k
J W Shih United States 25 3.6k 2.4× 558 0.6× 404 0.6× 287 0.7× 401 1.0× 40 4.6k
Margaret Burroughs United States 31 2.7k 1.8× 1.1k 1.2× 296 0.4× 237 0.6× 326 0.8× 92 4.0k
Peter Probst United States 26 513 0.3× 215 0.2× 386 0.6× 919 2.3× 449 1.1× 51 2.1k
Ward E. Bullock United States 28 1.1k 0.8× 992 1.0× 119 0.2× 630 1.6× 242 0.6× 72 2.2k
Peter Karayiannis United Kingdom 40 6.2k 4.1× 1.0k 1.0× 139 0.2× 405 1.0× 402 1.0× 179 7.2k
L Nencioni Italy 25 576 0.4× 419 0.4× 730 1.1× 622 1.6× 366 0.9× 52 1.8k
Fredrik Oftung Norway 30 1.5k 1.0× 1.6k 1.6× 300 0.4× 1.0k 2.5× 713 1.8× 72 2.5k
Jelle Thole Netherlands 32 1.3k 0.9× 1.6k 1.6× 90 0.1× 838 2.1× 854 2.1× 53 2.6k
Robert J. Gerety United States 32 2.4k 1.6× 580 0.6× 70 0.1× 356 0.9× 260 0.7× 100 3.1k
Jacqueline De Bruyn Belgium 22 995 0.7× 1.1k 1.2× 70 0.1× 896 2.2× 704 1.8× 41 2.2k

Countries citing papers authored by O Closs

Since Specialization
Citations

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

Fields of papers citing papers by O Closs

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by O Closs. 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 O Closs. The network helps show where O Closs may publish in the future.

Co-authorship network of co-authors of O Closs

This figure shows the co-authorship network connecting the top 25 collaborators of O Closs. A scholar is included among the top collaborators of O Closs 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 O Closs. O Closs 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.
Bjune, G, E. Arne Høiby, Jon Ketil Grønnesby, et al.. (1991). Effect of outer membrane vesicle vaccine against group B meningococcal disease in Norway. The Lancet. 338(8775). 1093–1096. 583 indexed citations breakdown →
2.
Rosenqvist, Einar, E. Arne Høiby, G Bjune, et al.. (1991). Human antibody responses after vaccination with the Norwegian group B meningococcal outer membrane vesicle vaccine: results from ELISA studies.. PubMed. 14(2). 169–79; discussion 180. 21 indexed citations
3.
Wiker, Harald G., M Harboe, J. Bennedsen, & O Closs. (1988). The Antigens of Mycobacterium tuberculosis, H37Rv, Studied by Crossed Immunoelectrophoresis. Comparison with a Reference System for Mycobacterium bovis, BCG. Scandinavian Journal of Immunology. 27(2). 223–239. 53 indexed citations
4.
5.
Hasløv, K, O Closs, Susanne Möller, & Michael Weis Bentzon. (1984). Studies on the Development of Tuberculin Sensitivity in Immunized Guinea Pigs with Demonstration of a Close Relationship between Results of Skin Tests and the Lymphocyte Transformation Technique. International Archives of Allergy and Immunology. 73(2). 114–122. 17 indexed citations
6.
Løvik, Martinus & O Closs. (1983). Induction of delayed type hypersensitivity against ultrasonicated Mycobacterium lepraemurium bacilli without simultaneous local reactivity against live bacilli or protective immunity.. PubMed. 53(2). 319–27. 6 indexed citations
7.
Bjune, Gunnar, O Closs, & R S Barnetson. (1983). Early events in the host-parasite relationship and immune response in clinical leprosy: its possible importance for leprosy control.. PubMed. 54(2). 289–97. 10 indexed citations
8.
Closs, O, et al.. (1982). In Vitro Stimulation of Lymphocytes in Leprosy Patients, Healthy Contacts of Leprosy Patients, and Subjects Not Exposed to Leprosy. Scandinavian Journal of Immunology. 16(2). 103–115. 21 indexed citations
9.
Løvik, Martinus & O Closs. (1981). Effect of BCG vaccination on Mycobacterium lepraemurium infection in a highly susceptible inbred mouse strain.. 133–138. 2 indexed citations
10.
Kronvall, G, et al.. (1980). Comparative studies of antigen 21 in Mycobacterium and Nocardia species: possible taxonomic relationships with Mycobacterium leprae. Infection and Immunity. 30(2). 413–420. 9 indexed citations
11.
Closs, O, et al.. (1979). The alpha and gamma crystallin content in aqueous humor of eyes with clear lenses and with cataracts. Experimental Eye Research. 28(5). 601–610. 43 indexed citations
12.
Closs, O, et al.. (1978). Radioimmunoassay of sheep alpha- and gamma-crystallins II. Organ specificity of lens crystallins. Experimental Eye Research. 27(1). 73–80. 6 indexed citations
13.
Harboe, M, O Closs, Bjarne Bjorvatn, & Gunnar Bjune. (1977). Antibodies against BCG antigen 60 in mycobacterial infection.. BMJ. 2(6084). 430–433. 39 indexed citations
14.
Closs, O, et al.. (1975). Cross‐Reactions between Mycobacteria. Scandinavian Journal of Immunology. 4(s2). 173–185. 72 indexed citations
15.
Harboe, M, E Saltvedt, O Closs, & Sjur Olsnes. (1975). Interactions between Ricinus Agglutinin and Human Plasma Proteins. Scandinavian Journal of Immunology. 4(s2). 125–134. 16 indexed citations
16.
17.
Closs, O & Olav A. Haugen. (1973). EXPERIMENTAL MURINE LEPROSY:. Acta Pathologica Microbiologica Scandinavica Section A Pathology. 81A(4). 401–410. 12 indexed citations
18.
Closs, O, et al.. (1972). Unusually High Titres of Antibodies to Rubella Virus in a Patient with Chronic Hepatitis. Scandinavian Journal of Infectious Diseases. 4(1). 17–22. 5 indexed citations
19.
Closs, O & A Digranes. (1971). Rapid identification of prompt lactose-fermenting genera within the family Enterobacteriaceae.. Apmis. 79(5). 20 indexed citations
20.
Closs, O. (1971). Two-Tube Test for the Rapid Identification of Prompt Lactose-Fermenting Genera Within the Family Enterobacteriaceae. Applied Microbiology. 22(3). 325–328. 2 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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