Seika Den

1.8k total citations · 1 hit paper
27 papers, 1.4k citations indexed

About

Seika Den is a scholar working on Public Health, Environmental and Occupational Health, Radiology, Nuclear Medicine and Imaging and Ophthalmology. According to data from OpenAlex, Seika Den has authored 27 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Public Health, Environmental and Occupational Health, 18 papers in Radiology, Nuclear Medicine and Imaging and 15 papers in Ophthalmology. Recurrent topics in Seika Den's work include Ocular Surface and Contact Lens (19 papers), Corneal Surgery and Treatments (16 papers) and Corneal surgery and disorders (14 papers). Seika Den is often cited by papers focused on Ocular Surface and Contact Lens (19 papers), Corneal Surgery and Treatments (16 papers) and Corneal surgery and disorders (14 papers). Seika Den collaborates with scholars based in Japan, United States and New Zealand. Seika Den's co-authors include Jun Shimazaki, J. Daniel Nelson, Jennifer P. Craig, Gary N. Foulks, James P. McCulley, Jose Benitez-del-Castillo, Shigeto Shimmura, Kazuo Tsubota, Tetsuya Kawakita and Tsunehiko Ikeda and has published in prestigious journals such as Scientific Reports, International Journal of Molecular Sciences and American Journal of Ophthalmology.

In The Last Decade

Seika Den

26 papers receiving 1.3k 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.

The International Workshop on Meibomian Gland Dysfunction: Report of the Definition and Classification Subcommittee

2011 672 citations Jun Shimazaki, Seika Den et al. Investigative Ophthalmology & Visual Science profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Seika Den Japan	14	1.1k	743	669	304	192	27	1.4k
Hiroto Obata Japan	12	1.1k 1.0×	483 0.7×	586 0.9×	365 1.2×	184 1.0×	25	1.4k
F. Schirra Germany	22	1.1k 1.0×	460 0.6×	636 1.0×	338 1.1×	164 0.9×	54	1.4k
Ömür Ö. Uçakhan Türkiye	18	1.1k 1.0×	1.2k 1.6×	954 1.4×	137 0.5×	146 0.8×	59	1.7k
In Cheon You South Korea	16	811 0.7×	583 0.8×	445 0.7×	122 0.4×	123 0.6×	67	1.2k
Gysbert van Setten Sweden	12	697 0.6×	404 0.5×	310 0.5×	130 0.4×	199 1.0×	23	902
Johannes Nepp Austria	19	591 0.5×	488 0.7×	583 0.9×	95 0.3×	82 0.4×	50	1.1k
José M. Benítez‐del‐Castillo Spain	10	623 0.6×	375 0.5×	379 0.6×	106 0.3×	113 0.6×	15	834
Peter C. Donshik United States	21	879 0.8×	484 0.7×	351 0.5×	172 0.6×	182 0.9×	44	1.1k
Mohammad H. Dastjerdi United States	19	1.0k 0.9×	1.1k 1.4×	688 1.0×	98 0.3×	64 0.3×	47	1.6k
Suksri Chotikavanich Thailand	10	718 0.7×	455 0.6×	243 0.4×	168 0.6×	138 0.7×	19	907

Countries citing papers authored by Seika Den

Since Specialization

Citations

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

Fields of papers citing papers by Seika Den

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Seika Den

This figure shows the co-authorship network connecting the top 25 collaborators of Seika Den. A scholar is included among the top collaborators of Seika Den 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 Seika Den. Seika Den 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

Tatemoto, Yukihiro, Takaaki Hayashi, Kei Mizobuchi, Seika Den, & Tadashi Nakano. (2025). Best vitelliform macular dystrophy caused by a BEST1 p.(Ser246Asn) variant coexisting with diabetic retinopathy. Documenta Ophthalmologica.

Shimazaki, Jun, et al.. (2020). Tear Film Osmolarity Measurement in Japanese Dry Eye Patients Using a Handheld Osmolarity System. Diagnostics. 10(10). 789–789. 6 indexed citations

Şimşek, Cem, Murat Doğru, Seika Den, et al.. (2019). The Efficacy of 2% Topical Rebamipide on Conjunctival Squamous Metaplasia and Goblet Cell Density in Dry Eye Disease. Journal of Ocular Pharmacology and Therapeutics. 35(6). 350–358. 13 indexed citations

Den, Seika, Shigeto Shimmura, & Jun Shimazaki. (2018). Cataract surgery after deep anterior lamellar keratoplasty and penetrating keratoplasty in age- and disease-matched eyes. Journal of Cataract & Refractive Surgery. 44(4). 496–503. 13 indexed citations

Shimazaki, Jun, et al.. (2017). A Prospective, Randomized Trial of Two Mucin Secretogogues for the Treatment of Dry Eye Syndrome in Office Workers. Scientific Reports. 7(1). 15210–15210. 22 indexed citations

Yazu, Hiroyuki, Murat Doğru, Jun Miyauchi, et al.. (2017). Association of Epithelial Atypia With Recurrence After Surgical Excision in Conjunctival Papilloma. Eye & Contact Lens Science & Clinical Practice. 44(1). S77–S81. 4 indexed citations

Shimazaki, Jun, et al.. (2016). Effectiveness of bandage contact lens application in corneal epithelialization and pain alleviation following corneal transplantation; prospective, randomized clinical trial. BMC Ophthalmology. 16(1). 174–174. 12 indexed citations

Endo, Akiko, Takefumi Yamaguchi, Masatoshi Hirayama, et al.. (2014). Stromal Rejection After Deep Anterior Lamellar Keratoplasty. Investigative Ophthalmology & Visual Science. 55(13). 3209–3209. 2 indexed citations

Yamaguchi, Takefumi, Kazuki Hotta, Yoshiyuki Satake, et al.. (2011). Outcomes of cataract surgery in eyes with a low corneal endothelial cell density. Journal of Cataract & Refractive Surgery. 37(12). 2130–2136. 58 indexed citations

10.

Den, Seika, et al.. (2011). Severe donor-related Candida keratitis after Descemet’s stripping automated endothelial keratoplasty. Graefe s Archive for Clinical and Experimental Ophthalmology. 249(10). 1579–1582. 20 indexed citations

11.

Shimazaki, Jun, Seika Den, Masahiro Omoto, et al.. (2011). Prospective, Randomized Study of the Efficacy of Systemic Cyclosporine in High-Risk Corneal Transplantation. American Journal of Ophthalmology. 152(1). 33–39.e1. 45 indexed citations

12.

Den, Seika, et al.. (2010). How Good Is Transplantation of Corneal Parts Compared with Penetrating Keratoplasty?. Cornea. 29(11). S48–S51. 5 indexed citations

13.

Kawashima, Motoko, Tetsuya Kawakita, Seika Den, Machiko Tomita, & Jun Shimazaki. (2007). Surgical management of corneal perforation secondary to gonococcal keratoconjunctivitis. Eye. 23(2). 339–344. 30 indexed citations

14.

Kawakita, Tetsuya, Motoko Kawashima, Yoshiyuki Satake, et al.. (2007). Achievements and Future Problems with Component Surgery of the Cornea. Cornea. 26(Supplement 1). S59–S64. 5 indexed citations

15.

Den, Seika, Masahiro Omoto, Shigeto Shimmura, Kazuo Tsubota, & Jun Shimazaki. (2006). Prospective, Randomized Study on Efficacy of Systemic Cyclosporine a in High–Risk Corneal Transplantation. Investigative Ophthalmology & Visual Science. 47(13). 1286–1286. 3 indexed citations

16.

Den, Seika, Kazuhiro Shimizu, Tsunehiko Ikeda, et al.. (2006). Association Between Meibomian Gland Changes and Aging, Sex, or Tear Function. Cornea. 25(6). 651–655. 158 indexed citations

17.

Kawashima, Motoko, Tetsuya Kawakita, Seika Den, et al.. (2006). Comparison of Deep Lamellar Keratoplasty and Penetrating Keratoplasty for Lattice and Macular Corneal Dystrophies. American Journal of Ophthalmology. 142(2). 304–309. 75 indexed citations

18.

Shimmura, Shigeto, Masahiro Omoto, Seika Den, et al.. (2005). Microkeratome-assisted phacoemulsification. Journal of Cataract & Refractive Surgery. 31(9). 1699–1701. 1 indexed citations

19.

Den, Seika, Chie Sotozono, Shigeru Kinoshita, & Tsunehiko Ikeda. (2004). Efficacy of early systemic betamethasone or cyclosporin A after corneal alkali injury via inflammatory cytokine reduction. Acta Ophthalmologica Scandinavica. 82(2). 195–199. 30 indexed citations

20.

Den, Seika, Kazuhiro Shimizu, & Tsunehiko Ikeda. (2003). Prevalence of Meibomian Gland Dysfunction and its Relationship With Age, Gender, and Tear Function. Investigative Ophthalmology & Visual Science. 44(13). 2469–2469. 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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