Pekka Saikku

17.0k total citations · 4 hit papers
223 papers, 12.9k citations indexed

About

Pekka Saikku is a scholar working on Microbiology, Epidemiology and Infectious Diseases. According to data from OpenAlex, Pekka Saikku has authored 223 papers receiving a total of 12.9k indexed citations (citations by other indexed papers that have themselves been cited), including 143 papers in Microbiology, 106 papers in Epidemiology and 34 papers in Infectious Diseases. Recurrent topics in Pekka Saikku's work include Reproductive tract infections research (139 papers), Urinary Tract Infections Management (44 papers) and Cervical Cancer and HPV Research (21 papers). Pekka Saikku is often cited by papers focused on Reproductive tract infections research (139 papers), Urinary Tract Infections Management (44 papers) and Cervical Cancer and HPV Research (21 papers). Pekka Saikku collaborates with scholars based in Finland, United States and United Kingdom. Pekka Saikku's co-authors include Maija Leinonen, M. Leinonen, Jussi K. Huttunen, Martin Ekman, Markku S. Nieminen, Ville Valtonen, P. Helena Mäkelä, J. Thomas Grayston, Kari Mattila and Kirsi Laitinen and has published in prestigious journals such as The Lancet, Circulation and Annals of Internal Medicine.

In The Last Decade

Pekka Saikku

219 papers receiving 11.9k citations

Hit Papers

SEROLOGICAL EVIDENCE OF AN ASSOCIATION OF A NOVEL CHLAMYD... 1988 2026 2000 2013 1988 1992 1990 1998 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. SEROLOGICAL EVIDENCE OF AN ASSOCIATION OF A NOVEL CHLAMYDIA, TWAR, WITH CHRONIC CORONARY HEART DISEASE AND ACUTE MYOCARDIAL INFARCTION
    1988 1.5k citations Pekka Saikku, Martin Ekman et al. profile →
  2. Chronic Chlamydia pneumoniae Infection as a Risk Factor for Coronary Heart Disease in the Helsinki Heart Study
    1992 636 citations Pekka Saikku, Maija Leinonen et al. profile →
  3. A New Respiratory Tract Pathogen: Chlamydia pneumoniae Strain TWAR
    1990 597 citations Pekka Saikku et al. profile →
  4. Viruses and Bacteria in the Etiology of the Common Cold
    1998 540 citations Maija Leinonen, Pekka Saikku 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
Pekka Saikku Finland 54 5.8k 5.7k 2.3k 2.1k 1.4k 223 12.9k
J. Thomas Grayston United States 71 11.3k 1.9× 8.7k 1.5× 2.7k 1.2× 2.1k 1.0× 1.5k 1.0× 236 16.0k
Maija Leinonen Finland 52 3.8k 0.7× 7.0k 1.2× 1.4k 0.6× 1.1k 0.5× 866 0.6× 169 11.2k
Robert C. Read United Kingdom 59 2.4k 0.4× 5.6k 1.0× 2.4k 1.1× 1.3k 0.6× 2.1k 1.5× 265 13.0k
Ken B. Waites United States 53 4.3k 0.7× 5.5k 1.0× 888 0.4× 1.5k 0.7× 809 0.6× 227 10.3k
Andrew B. Onderdonk United States 61 2.1k 0.4× 3.8k 0.7× 1.8k 0.8× 1.3k 0.6× 3.3k 2.4× 197 12.7k
George H. McCracken United States 69 6.4k 1.1× 10.8k 1.9× 1.3k 0.6× 1.5k 0.7× 1.1k 0.8× 406 18.9k
Lisa A. Jackson United States 76 3.2k 0.6× 10.2k 1.8× 1.6k 0.7× 1.1k 0.5× 2.3k 1.6× 280 17.3k
Richard L. Sweet United States 50 4.5k 0.8× 3.6k 0.6× 1.1k 0.5× 1.2k 0.6× 425 0.3× 205 8.3k
Gail H. Cassell United States 48 4.0k 0.7× 3.8k 0.7× 1.1k 0.5× 730 0.4× 607 0.4× 184 7.8k
Ville Valtonen Finland 42 1.4k 0.2× 2.6k 0.4× 1.2k 0.5× 1.7k 0.8× 1.4k 1.0× 143 9.4k

Countries citing papers authored by Pekka Saikku

Since Specialization
Citations

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

Fields of papers citing papers by Pekka Saikku

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Pekka Saikku

This figure shows the co-authorship network connecting the top 25 collaborators of Pekka Saikku. A scholar is included among the top collaborators of Pekka Saikku 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 Pekka Saikku. Pekka Saikku 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.
Koskela, Pentti, Tarja Anttila, Tone Bjørge, et al.. (2012). Chlamydia trachomatis infection is a risk factor for cervical cancer. STM:n Hallinnonalan avoin julkaisuarkisto (Julkari). 2 indexed citations
2.
3.
Vikatmaa, Pirkka, Taina K. Lajunen, Tuija Ikonen, et al.. (2009). Chlamydial lipopolysaccharide (cLPS) is present in atherosclerotic and aneurysmal arterial wall—cLPS levels depend on disease manifestation. Cardiovascular Pathology. 19(1). 48–54. 22 indexed citations
4.
Morin‐Papunen, Laure, Antoni J. Dulęba, Aini Bloigu, et al.. (2009). Chlamydia antibodies and self-reported symptoms of oligo-amenorrhea and hirsutism: A new etiologic factor in polycystic ovary syndrome?. Fertility and Sterility. 94(5). 1799–1804. 18 indexed citations
5.
Tzoulaki, Ioanna, Marjo‐Riitta Järvelin, Anna-Liisa Hartikainen, et al.. (2008). Size at birth, weight gain over the life course, and low-grade inflammation in young adulthood: northern Finland 1966 birth cohort study. European Heart Journal. 29(8). 1049–1056. 88 indexed citations
6.
Yan, Ying, et al.. (2008). Selective cyclooxygenase inhibitors prevent the growth of Chlamydia pneumoniae in HL cells. International Journal of Antimicrobial Agents. 32(1). 78–83. 4 indexed citations
7.
Yan, Ying, Sylvi Silvennoinen‐Kassinen, Maija Leinonen, & Pekka Saikku. (2006). Inhibitory effect of heparan sulfate-like glycosaminoglycans on the infectivity of Chlamydia pneumoniae in HL cells varies between strains. Microbes and Infection. 8(3). 866–872. 12 indexed citations
8.
9.
Yan, Ying, Sylvi Silvennoinen‐Kassinen, Maija Leinonen, & Pekka Saikku. (2004). Methodological aspects affecting the infectivity of Chlamydia pneumoniae in cell cultures in vitro. Journal of Microbiological Methods. 61(1). 127–130. 3 indexed citations
10.
Triga, Maria, Michael Β. Anthracopoulos, Pekka Saikku, & George A. Syrogiannopoulos. (2002). Chlamydia pneumoniae Infection Among Healthy Children and Children Hospitalised with Pneumonia in Greece. European Journal of Clinical Microbiology & Infectious Diseases. 21(4). 300–303. 5 indexed citations
11.
Koskela, Pentti, Tarja Anttila, Tone Bjørge, et al.. (2000). Chlamydia trachomatis infection as a risk factor for invasive cervical cancer. International Journal of Cancer. 85(1). 35–39. 224 indexed citations
12.
Saikku, Pekka, Kirsi Laitinen, & M. Leinonen. (1998). Animal models for Chlamydia pneumoniae infection. Atherosclerosis. 140. S17–S19. 24 indexed citations
13.
Saikku, Pekka. (1998). Role of Infection in the Pathogenesis of Coronary Artery Disease. Journal of Interventional Cardiology. 11(6). 525–528. 1 indexed citations
14.
Kaukoranta-Tolvanen, Suvi-Sirkku E., Anna‐Maija Teppo, Kirsi Laitinen, et al.. (1996). Growth ofChlamydia pneumoniaein cultured human peripheral blood mononuclear cells and induction of a cytokine response. Microbial Pathogenesis. 21(3). 215–221. 167 indexed citations
15.
Korppi, Matti, Tarja Heiskanen‐Kosma, Erja Jalonen, et al.. (1993). Aetiology of community-acquired pneumonia in children treated in hospital. European Journal of Pediatrics. 152(1). 24–30. 120 indexed citations
16.
Campbell, Harry, NELLIE LLOYD-EVANS, Maija Leinonen, et al.. (1992). Etiology of acute lower respiratory tract infections in children in a rural community in The Gambia. The Pediatric Infectious Disease Journal. 11(6). 466–473. 49 indexed citations
17.
Popov, Vsevolod L., et al.. (1991). Ultrastructure ofChlamydia pneumoniaein cell culture. FEMS Microbiology Letters. 84(2). 129–134. 18 indexed citations
18.
Puolakkainen, Mirja, Airi Palva, Ilkka Julkunen, Marjut Ranki, & Pekka Saikku. (1988). Comparison of culture, enzyme immunoassay and nucleic acid sandwich hybridization in detecting Chlamydia trachomatis in genital tract infections. FEMS Microbiology Letters. 55(3). 353–359. 3 indexed citations
19.
Väänänen, Pertti, et al.. (1984). Processing of McCoy cell cultures infected withChlamydia trachomatis: sequential isolation of chlamydial elementary bodies and lipopolysaccharide. FEMS Microbiology Letters. 24(2-3). 179–183. 6 indexed citations
20.
Paavonen, Jorma, Pekka Saikku, E Vesterinen, & Aho K. (1979). Chlamydia trachomatis in acute salpingitis.. Sexually Transmitted Infections. 55(3). 203–206. 43 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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