Sunao Sugita

8.2k total citations · 1 hit paper
139 papers, 5.7k citations indexed

About

Sunao Sugita is a scholar working on Ophthalmology, Immunology and Epidemiology. According to data from OpenAlex, Sunao Sugita has authored 139 papers receiving a total of 5.7k indexed citations (citations by other indexed papers that have themselves been cited), including 79 papers in Ophthalmology, 43 papers in Immunology and 41 papers in Epidemiology. Recurrent topics in Sunao Sugita's work include Ocular Diseases and Behçet’s Syndrome (57 papers), Cytomegalovirus and herpesvirus research (34 papers) and Immunotherapy and Immune Responses (24 papers). Sunao Sugita is often cited by papers focused on Ocular Diseases and Behçet’s Syndrome (57 papers), Cytomegalovirus and herpesvirus research (34 papers) and Immunotherapy and Immune Responses (24 papers). Sunao Sugita collaborates with scholars based in Japan, United States and Germany. Sunao Sugita's co-authors include Manabu Mochizuki, Junko Hori, Masayo Takahashi, Hiroshi Takase, Koju Kamoi, Michiko Mandai, Norio Shimizu, J. Wayne Streilein, Yuri Futagami and Yukiko Yamada and has published in prestigious journals such as Journal of Clinical Investigation, The Journal of Experimental Medicine and The Journal of Immunology.

In The Last Decade

Sunao Sugita

137 papers receiving 5.6k citations

Hit Papers

align trajectories sort by overperformance

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.

Characterization of Human Induced Pluripotent Stem Cell-Derived Retinal Pigment Epithelium Cell Sheets Aiming for Clinical Application

2014 450 citations Hiroyuki Kamao, Michiko Mandai et al. Stem Cell Reports profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Sunao Sugita Japan	44	3.2k	1.6k	1.2k	1.0k	746	139	5.7k
Janet Liversidge United Kingdom	35	1.7k 0.5×	532 0.3×	1.5k 1.3×	376 0.4×	574 0.8×	74	3.3k
Junko Hori Japan	35	1.3k 0.4×	472 0.3×	838 0.7×	280 0.3×	255 0.3×	103	2.9k
Shukti Chakravarti United States	40	613 0.2×	1.9k 1.2×	693 0.6×	362 0.4×	379 0.5×	94	6.2k
Ahti Tarkkanen Finland	36	2.7k 0.8×	1.2k 0.7×	321 0.3×	359 0.4×	77 0.1×	173	4.3k
Gordon W. Laurie United States	32	571 0.2×	1.7k 1.1×	355 0.3×	131 0.1×	252 0.3×	89	5.1k
Ute Felbor Germany	26	612 0.2×	1.7k 1.1×	176 0.1×	505 0.5×	146 0.2×	84	4.2k
Noriko Koizumi Japan	56	2.4k 0.7×	1.5k 0.9×	390 0.3×	440 0.4×	228 0.3×	174	9.0k
Tanya Tolmachova United Kingdom	27	641 0.2×	2.8k 1.7×	839 0.7×	159 0.2×	70 0.1×	42	3.9k
Tsutomu Inatomi Japan	42	1.2k 0.4×	545 0.3×	492 0.4×	402 0.4×	465 0.6×	113	6.4k
Hiroshi Takase Japan	29	1.6k 0.5×	197 0.1×	367 0.3×	439 0.4×	339 0.5×	90	2.4k

Countries citing papers authored by Sunao Sugita

Since Specialization

Citations

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

Fields of papers citing papers by Sunao Sugita

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Sunao Sugita

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

Sugita, Sunao, et al.. (2020). Capacity of Retinal Ganglion Cells Derived from Human Induced Pluripotent Stem Cells to Suppress T-Cells. International Journal of Molecular Sciences. 21(21). 7831–7831. 9 indexed citations

Nakano, S, Yasuhiro Tomaru, Toshiaki Kubota, et al.. (2020). Multiplex Solid-Phase Real-Time Polymerase Chain Reaction without DNA Extraction. Ophthalmology. 128(5). 729–739. 16 indexed citations

Yoshida, Satoru, Emi Inagaki, Shin Hatou, et al.. (2018). Immunological Properties of Neural Crest Cells Derived from Human Induced Pluripotent Stem Cells. Stem Cells and Development. 28(1). 28–43. 18 indexed citations

Onishi, Akishi, Kazuyo Misaki, Shigenobu Yonemura, et al.. (2018). Neural retina-specific Aldh1a1 controls dorsal choroidal vascular development via Sox9 expression in retinal pigment epithelial cells. eLife. 7. 24 indexed citations

Tu, Hung‐Ya, Suguru Yamasaki, Motohito Goto, et al.. (2018). Establishment of Immunodeficient Retinal Degeneration Model Mice and Functional Maturation of Human ESC-Derived Retinal Sheets after Transplantation. Stem Cell Reports. 10(3). 1059–1074. 79 indexed citations

Maruyama, Kazuichi, Yuko Maruyama, Sunao Sugita, et al.. (2017). Characteristics of cases needing advanced treatment for intractable Posner–Schlossman syndrome. BMC Ophthalmology. 17(1). 45–45. 18 indexed citations

Sugita, Sunao, Kenichi Makabe, Yuko Iwasaki, et al.. (2017). Detection of Retinal Pigment Epithelium-Specific Antibody in iPSC-Derived Retinal Pigment Epithelium Transplantation Models. Stem Cell Reports. 9(5). 1501–1515. 30 indexed citations

Nagata, Kenji, Kazuichi Maruyama, Sunao Sugita, et al.. (2013). Age Differences in Sarcoidosis Patients with Posterior Ocular Lesions. Ocular Immunology and Inflammation. 22(4). 257–262. 9 indexed citations

Ogawa, Manabu, Sunao Sugita, Ken Watanabe, Norio Shimizu, & Manabu Mochizuki. (2012). Novel diagnosis of fungal endophthalmitis by broad-range real-time PCR detection of fungal 28S ribosomal DNA. Graefe s Archive for Clinical and Experimental Ophthalmology. 250(12). 1877–1883. 34 indexed citations

10.

Sugita, Sunao, et al.. (2011). Diagnosis of ocular toxoplasmosis by two polymerase chain reaction (PCR) examinations: qualitative multiplex and quantitative real-time. Japanese Journal of Ophthalmology. 55(5). 495–501. 33 indexed citations

11.

Kawaguchi, Tatsushi, Sunao Sugita, Yukiko Yamada, Masaru Miyanaga, & Manabu Mochizuki. (2010). Regression of Optic Disc Neovascularization in Patients with Behçet's Uveoretinitis After Infliximab Therapy. Journal of Ocular Pharmacology and Therapeutics. 26(6). 627–630. 10 indexed citations

12.

Sugita, Sunao, Junko Hori, Orie Nakamura, et al.. (2009). Acquisition of T Regulatory Function in Cathepsin L-Inhibited T Cells by Eye-Derived CTLA-2α during Inflammatory Conditions. The Journal of Immunology. 183(8). 5013–5022. 46 indexed citations

13.

Sugita, Sunao, Junko Hori, Orie Nakamura, et al.. (2008). Retinal Pigment Epithelium-Derived CTLA-2α Induces TGFβ-Producing T Regulatory Cells,. The Journal of Immunology. 181(11). 7525–7536. 98 indexed citations

14.

Yamamoto, Sayaka, Sunao Sugita, Yoshiharu Sugamoto, et al.. (2008). Quantitative PCR for the detection of genomic DNA of Epstein-Barr virus in ocular fluids of patients with uveitis. Japanese Journal of Ophthalmology. 52(6). 463–467. 31 indexed citations

15.

Sugita, Sunao. (2007). Identification of Human Herpesvirus 6 in a Patient With Severe Unilateral Panuveitis. Archives of Ophthalmology. 125(10). 1426–1426. 25 indexed citations

16.

Sugita, Sunao, et al.. (2007). Immunosuppressive Properties of the Pigmented Epithelial Cells and the Subretinal Space. PubMed. 92. 86–93. 77 indexed citations

17.

Sugita, Sunao, Tat Fong Ng, Philip J. Lucas, Ronald E. Gress, & J. Wayne Streilein. (2006). B7+ Iris Pigment Epithelium Induce CD8+ T Regulatory Cells; Both Suppress CTLA-4+ T Cells. The Journal of Immunology. 176(1). 118–127. 48 indexed citations

18.

Sugita, Sunao & J. Wayne Streilein. (2003). Iris Pigment Epithelium Expressing CD86 (B7-2) Directly Suppresses T Cell Activation In Vitro via Binding to Cytotoxic T Lymphocyte–associated Antigen 4. The Journal of Experimental Medicine. 198(1). 161–171. 91 indexed citations

19.

Sugita, Sunao, et al.. (2002). Immunopathogenic Mechanisms of a Melanocyte-specific Autoimmune Disease: A Cross-reaction Between to Tyrosinase Peptides and Cytomegalovirus Antigen. Investigative Ophthalmology & Visual Science. 43(13). 1529–1529. 2 indexed citations

20.

Sagawa, Kimitaka, Manabu Mochizuki, Sunao Sugita, et al.. (1996). SUPPRESSION BY IL-10 AND IL-4 OF CYTOKINE PRODUCTION INDUCED BY TWO-WAY AUTOLOGOUS MIXED LYMPHOCYTE REACTION. Cytokine. 8(6). 501–506. 14 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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