Ralph D. Levinson

3.9k total citations · 1 hit paper
56 papers, 2.6k citations indexed

About

Ralph D. Levinson is a scholar working on Ophthalmology, Immunology and Molecular Biology. According to data from OpenAlex, Ralph D. Levinson has authored 56 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 41 papers in Ophthalmology, 12 papers in Immunology and 8 papers in Molecular Biology. Recurrent topics in Ralph D. Levinson's work include Ocular Diseases and Behçet’s Syndrome (39 papers), Retinal and Optic Conditions (16 papers) and Retinal Diseases and Treatments (12 papers). Ralph D. Levinson is often cited by papers focused on Ocular Diseases and Behçet’s Syndrome (39 papers), Retinal and Optic Conditions (16 papers) and Retinal Diseases and Treatments (12 papers). Ralph D. Levinson collaborates with scholars based in United States, France and Japan. Ralph D. Levinson's co-authors include Gary N. Holland, Eleanor S. Lee, A Anagnostou, M. Steiner, Noubar Kessimian, John Mandeville, Antoine P. Brézin, Lynn K. Gordon, Fei Yu and Justine R. Smith and has published in prestigious journals such as Proceedings of the National Academy of Sciences, PLoS ONE and American Journal of Ophthalmology.

In The Last Decade

Ralph D. Levinson

55 papers receiving 2.5k 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.

Erythropoietin has a mitogenic and positive chemotactic effect on endothelial cells.

1990 481 citations Ralph D. Levinson et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ralph D. Levinson United States	24	1.5k	527	418	407	396	56	2.6k
Lorenzo Emmi Italy	23	504 0.3×	235 0.4×	117 0.3×	618 1.5×	374 0.9×	63	2.0k
Blanca Molins Spain	22	802 0.6×	142 0.3×	184 0.4×	198 0.5×	283 0.7×	51	1.4k
Alfred J. Fish United States	26	106 0.1×	201 0.4×	380 0.9×	313 0.8×	403 1.0×	47	2.2k
Yuji Hiromatsu Japan	30	323 0.2×	60 0.1×	164 0.4×	100 0.2×	462 1.2×	101	2.5k
Jing Shi China	16	108 0.1×	120 0.2×	502 1.2×	1.0k 2.5×	250 0.6×	46	1.6k
P. Martin van Hagen Netherlands	21	197 0.1×	70 0.1×	64 0.2×	267 0.7×	210 0.5×	62	1.2k
Orso Maria Lucherini Italy	31	362 0.2×	414 0.8×	18 0.0×	458 1.1×	1.3k 3.4×	70	2.2k
Fengchun Zhang China	20	106 0.1×	167 0.3×	79 0.2×	440 1.1×	145 0.4×	68	1.3k
Yuki Nanke Japan	20	143 0.1×	157 0.3×	60 0.1×	610 1.5×	511 1.3×	83	1.5k
Gráinne Murphy Ireland	15	120 0.1×	91 0.2×	243 0.6×	771 1.9×	254 0.6×	38	1.4k

Countries citing papers authored by Ralph D. Levinson

Since Specialization

Citations

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

Fields of papers citing papers by Ralph D. Levinson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ralph D. Levinson. 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 Ralph D. Levinson. The network helps show where Ralph D. Levinson may publish in the future.

Co-authorship network of co-authors of Ralph D. Levinson

This figure shows the co-authorship network connecting the top 25 collaborators of Ralph D. Levinson. A scholar is included among the top collaborators of Ralph D. Levinson 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 Ralph D. Levinson. Ralph D. Levinson 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

Levinson, Ralph D., Madeline Yung, Akira Meguro, et al.. (2016). KIR and HLA Genotypes Implicated in Reduced Killer Lymphocytes Immunity Are Associated with Vogt-Koyanagi-Harada Disease. PLoS ONE. 11(8). e0160392–e0160392. 8 indexed citations

Kimbrel, Erin A., Nicholas A. Kouris, Gregory J. Yavanian, et al.. (2014). Mesenchymal Stem Cell Population Derived from Human Pluripotent Stem Cells Displays Potent Immunomodulatory and Therapeutic Properties. Stem Cells and Development. 23(14). 1611–1624. 140 indexed citations

Mojadidi, Mohammad K., et al.. (2012). The Effect of Patent Foramen Ovale Closure on Visual Aura Without Headache or Typical Aura With Migraine Headache. JACC: Cardiovascular Interventions. 5(6). 682–687. 42 indexed citations

Levinson, Ralph D.. (2011). Killer Immunoglobulin-like Receptor Genes in Uveitis. Ocular Immunology and Inflammation. 19(3). 192–201. 18 indexed citations

Ling, Chen, Ralph D. Levinson, Arlene H. Sharpe, et al.. (2009). Constitutive Neuronal Expression of the Immune Regulator, Programmed Death 1 (PD-1), Identified During Experimental Autoimmune Uveitis. Ocular Immunology and Inflammation. 17(1). 47–55. 38 indexed citations

Channa, Roomasa, Rahul N. Khurana, Syed Mahmood Shah, et al.. (2009). Diagnostic and Therapeutic Challenges. Retina. 29(7). 1045–1051. 1 indexed citations

Levinson, Ralph D., Dominique Monnet, Fei Yu, et al.. (2008). Longitudinal Cohort Study of Patients with Birdshot Chorioretinopathy. V. Quality of Life at Baseline. American Journal of Ophthalmology. 147(2). 346–350.e2. 21 indexed citations

Kappel, Peter J., et al.. (2008). Contrast Sensitivity Among Patients with Birdshot Chorioretinopathy. American Journal of Ophthalmology. 147(2). 351–356.e2. 1 indexed citations

Levinson, Ralph D., Zhonglin Du, Lihui Luo, et al.. (2008). Combination of KIR and HLA gene variants augments the risk of developing birdshot chorioretinopathy in HLA-A*29-positive individuals. Genes and Immunity. 9(3). 249–258. 35 indexed citations

10.

Levinson, Ralph D.. (2008). Tubulointerstitial Nephritis and Uveitis Syndrome. International Ophthalmology Clinics. 48(3). 51–59. 19 indexed citations

11.

Holland, Gary N., Kayur H. Shah, Dominique Monnet, et al.. (2006). Longitudinal Cohort Study of Patients With Birdshot Chorioretinopathy II: Color Vision at Baseline. American Journal of Ophthalmology. 142(6). 1013–1018.e1. 25 indexed citations

12.

Gordon, Lynn K., Raquel Goldhardt, Gary N. Holland, Fei Yu, & Ralph D. Levinson. (2006). Standardized Visual Field Assessment for Patients with Birdshot Chorioretinopathy. Ocular Immunology and Inflammation. 14(6). 325–332. 20 indexed citations

13.

Levinson, Ralph D., Antoine P. Brézin, Aniki Rothová, Massimo Accorinti, & Gary N. Holland. (2005). Research Criteria for the Diagnosis of Birdshot Chorioretinopathy: Results of an International Consensus Conference. American Journal of Ophthalmology. 141(1). 185–187. 157 indexed citations

14.

Martin, Tammy M., Ge Zhang, Jingchun Luo, et al.. (2005). A locus on chromosome 9p predisposes to a specific disease manifestation, acute anterior uveitis, in ankylosing spondylitis, a genetically complex, multisystem, inflammatory disease. Arthritis & Rheumatism. 52(1). 269–274. 43 indexed citations

15.

Prasad, Paras N. & Ralph D. Levinson. (2005). In silico prediction of binding of putative antigenic peptides to HLA-DRB1 alleles in Vogt–Koyanagi–Harada disease. Clinical Immunology. 116(2). 143–148. 6 indexed citations

16.

Levinson, Ralph D., et al.. (2002). The monthly variation in acute anterior uveitis in a community-based ophthalmology practice. Ocular Immunology and Inflammation. 10(2). 133–139. 17 indexed citations

17.

Levinson, Ralph D., et al.. (2002). Birdshot retinochoroidopathy: immunopathogenesis, evaluation, and treatment. Ophthalmology Clinics of North America. 15(3). 343–350. 30 indexed citations

18.

Halpern, Michael T., et al.. (2002). Relationship of AcrySof acrylic and PhacoFlex silicone intraocular lenses to visual acuity and posterior capsule opacification. Journal of Cataract & Refractive Surgery. 28(4). 662–669. 19 indexed citations

19.

Levinson, Ralph D., et al.. (2001). An association between Vogt-Koyanagi-Harada disease and Guillain-Barré syndrome. American Journal of Ophthalmology. 131(5). 615–619. 11 indexed citations

20.

Levinson, Ralph D., et al.. (1998). Triple viral retinitis diagnosed by polymerase chain reaction of the vitreous biopsy in a patient with richter syndrome. American Journal of Ophthalmology. 126(5). 732–733. 8 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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