S. Loizou

4.6k total citations · 2 hit papers
43 papers, 3.5k citations indexed

About

S. Loizou is a scholar working on Rheumatology, Radiology, Nuclear Medicine and Imaging and Hematology. According to data from OpenAlex, S. Loizou has authored 43 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 31 papers in Rheumatology, 17 papers in Radiology, Nuclear Medicine and Imaging and 11 papers in Hematology. Recurrent topics in S. Loizou's work include Systemic Lupus Erythematosus Research (30 papers), Monoclonal and Polyclonal Antibodies Research (17 papers) and Platelet Disorders and Treatments (10 papers). S. Loizou is often cited by papers focused on Systemic Lupus Erythematosus Research (30 papers), Monoclonal and Polyclonal Antibodies Research (17 papers) and Platelet Disorders and Treatments (10 papers). S. Loizou collaborates with scholars based in United Kingdom, Greece and South Africa. S. Loizou's co-authors include E. Nigel Harris, A E Gharavi, C G Mackworth-Young, M L Boey, G. R. V. Hughes, Mark Walport, Bijal Patel, J D McCrea, Rosy Reynolds and K B Elkon and has published in prestigious journals such as The Lancet, Circulation and The American Journal of Medicine.

In The Last Decade

S. Loizou

43 papers receiving 3.3k 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.

ANTICARDIOLIPIN ANTIBODIES: DETECTION BY RADIOIMMUNOASSAY AND ASSOCIATION WITH THROMBOSIS IN SYSTEMIC LUPUS ERYTHEMATOSUS

1983 1.1k citations M L Boey, C G Mackworth-Young et al. profile →
Measurement of anti-cardiolipin antibodies by an enzyme-linked immunosorbent assay (ELISA): standardization and quantitation of results.

1985 466 citations S. Loizou et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
S. Loizou United Kingdom	24	2.8k	1.2k	870	733	401	43	3.5k
Azzudin E. Gharavi United States	23	2.9k 1.0×	1.4k 1.2×	544 0.6×	705 1.0×	482 1.2×	36	3.5k
G R Hughes United Kingdom	36	2.5k 0.9×	836 0.7×	582 0.7×	926 1.3×	450 1.1×	114	3.8k
M A Khamashta United Kingdom	28	2.5k 0.9×	975 0.8×	421 0.5×	932 1.3×	447 1.1×	63	3.3k
G. Balestrieri Italy	37	3.2k 1.2×	1.3k 1.1×	760 0.9×	1.6k 2.2×	661 1.6×	85	4.2k
Jean‐Charles Piette France	19	2.5k 0.9×	1.0k 0.9×	330 0.4×	775 1.1×	462 1.2×	19	3.7k
Wendell A. Wilson United States	17	2.0k 0.7×	1.1k 0.9×	308 0.4×	505 0.7×	363 0.9×	26	2.5k
María Laura Bertolaccini United Kingdom	37	3.8k 1.4×	1.9k 1.7×	744 0.9×	985 1.3×	586 1.5×	88	4.6k
Ronald H. W. M. Derksen Netherlands	37	4.9k 1.8×	2.6k 2.2×	1.3k 1.5×	1.5k 2.1×	885 2.2×	72	6.1k
Javier Cabiedes Mexico	25	1.8k 0.7×	712 0.6×	552 0.6×	527 0.7×	202 0.5×	60	2.3k
Gian Domenico Sebastiani Italy	30	3.1k 1.1×	560 0.5×	760 0.9×	1.9k 2.6×	467 1.2×	109	4.3k

Countries citing papers authored by S. Loizou

Since Specialization

Citations

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

Fields of papers citing papers by S. Loizou

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of S. Loizou

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

All Works

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20 of 20 papers shown

Ikonomidis, Ignatios, J. Lekakis, Georgia Vamvakou, et al.. (2007). IgA anticardiolipin antibody is associated with the extent of daily-life ischaemia in patients with chronic coronary artery disease: Figure 1. Heart. 93(11). 1412–1413. 1 indexed citations

Ikonomidis, Ignatios, J. Lekakis, Georgia Vamvakou, et al.. (2006). Aspirin reduces anticardiolipin antibodies in patients with coronary artery disease. European Journal of Clinical Investigation. 36(12). 839–843. 7 indexed citations

Gould, Travis J., Mohammed Tikly, Ronald A. Asherson, S. Loizou, & Sham Singh. (2006). Prevalence and clinical correlates of anti‐phospholipid antibodies in South Africans with systemic lupus erythematosus. Scandinavian Journal of Rheumatology. 35(1). 29–34. 19 indexed citations

Samarkos, Michael, Kevin Davies, Caroline Gordon, & S. Loizou. (2005). Clinical significance of IgA anticardiolipin and anti-β2-GP1 antibodies in patients with systemic lupus erythematosus and primary antiphospholipid syndrome. Clinical Rheumatology. 25(2). 199–204. 46 indexed citations

Loizou, S., et al.. (2003). Anticardiolipin, anti-β2-glycoprotein I and antiprothrombin antibodies in black South African patients with infectious disease. Annals of the Rheumatic Diseases. 62(11). 1106–1111. 68 indexed citations

Samarkos, Michael, Kevin Davies, Caroline Gordon, Mark Walport, & S. Loizou. (2001). IgG subclass distribution of antibodies against β2‐GP1 and cardiolipin in patients with systemic lupus erythematosus and primary antiphospholipid syndrome, and their clinical associations. Lara D. Veeken. 40(9). 1026–1032. 28 indexed citations

Loizou, S., et al.. (2000). Significance of anticardiolipin and anti‐β2‐glycoprotein I antibodies in lupus nephritis. Lara D. Veeken. 39(9). 962–968. 27 indexed citations

Loizou, S., et al.. (1995). A human monoclonal antiphospholipid antibody that is representative of serum antibodies and is germline encoded. Arthritis & Rheumatism. 38(8). 1068–1076. 25 indexed citations

Mackworth‐Young, Charles, Felicita Andreotti, S. Loizou, et al.. (1995). ENDOTHELIUM-DERIVED HAEMOSTATIC FACTORS AND THE ANTIPHOSPHOLIPID SYNDROME. Lara D. Veeken. 34(3). 201–206. 14 indexed citations

10.

Giles, Carolyn M., Kevin Davies, S. Loizou, J. J. Moulds, & Mark Walport. (1991). Quantification of IgG on erythrocytes of patients and normals by a radio‐ligand‐binding assay. Transfusion Medicine. 1(4). 223–228. 2 indexed citations

11.

Loizou, S., et al.. (1990). PLASMA LACTOFERRIN AND NEUTROPHIL ELASTASE IN RHEUMATOID ARTHRITIS AND SYSTEMIC LUPUS ERYTHEMATOSUS. Lara D. Veeken. 29(1). 15–20. 36 indexed citations

12.

Nihoyannopoulos, Petros, et al.. (1990). Cardiac abnormalities in systemic lupus erythematosus. Association with raised anticardiolipin antibodies.. Circulation. 82(2). 369–375. 175 indexed citations

13.

Englert, H., S. Loizou, G. Derue, Mark Walport, & Graham R.V. Hughes. (1989). Clinical and immunologic features of livedo reticularis in lupus: A case-control study. The American Journal of Medicine. 87. 408–410. 5 indexed citations

14.

Hammond, Anthony, et al.. (1989). Reduced numbers of complement receptor type 1 on erythrocytes are associated with increased levels of anticardiolipin antibodies. Findings in patients with systemic lupus erythematosus and the antiphospholipid syndrome. Arthritis & Rheumatism. 32(3). 259–264. 23 indexed citations

15.

Englert, H., S. Loizou, G. Derue, Mark Walport, & Graham Hughes. (1989). Clinical and immunologic features of livedo reticularis in lupus: a case-control study. The American Journal of Medicine. 87(4). 408–410. 30 indexed citations

16.

Mackworth-Young, C G, S. Loizou, & Mark Walport. (1989). Antiphospholipid Antibodies and Disease. QJM. 72(269). 767–77. 37 indexed citations

17.

Englert, H., S. Loizou, G R Hughes, V R Aber, & Mark Walport. (1986). Livedo reticularis and lupus erythematosus clinical and immunological associations. Lara D. Veeken. 1 indexed citations

18.

Englert, H., C H Hawkes, M L Boey, et al.. (1984). Degos' disease: association with anticardiolipin antibodies and the lupus anticoagulant.. BMJ. 289(6445). 576–576. 80 indexed citations

19.

Boey, M L, C B Colaço, A E Gharavi, et al.. (1983). Thrombosis in systemic lupus erythematosus: striking association with the presence of circulating lupus anticoagulant.. BMJ. 287(6398). 1021–1023. 394 indexed citations

20.

Puah, Chum Mok, et al.. (1977). Suppression of serum testosterone concentrations in men by an oral contraceptive preparation.. BMJ. 2(6097). 1261–1261. 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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