Roger N. Gunn

24.8k total citations · 7 hit papers
285 papers, 16.4k citations indexed

About

Roger N. Gunn is a scholar working on Radiology, Nuclear Medicine and Imaging, Cellular and Molecular Neuroscience and Molecular Biology. According to data from OpenAlex, Roger N. Gunn has authored 285 papers receiving a total of 16.4k indexed citations (citations by other indexed papers that have themselves been cited), including 128 papers in Radiology, Nuclear Medicine and Imaging, 87 papers in Cellular and Molecular Neuroscience and 80 papers in Molecular Biology. Recurrent topics in Roger N. Gunn's work include Medical Imaging Techniques and Applications (100 papers), Advanced MRI Techniques and Applications (57 papers) and Neuroscience and Neuropharmacology Research (51 papers). Roger N. Gunn is often cited by papers focused on Medical Imaging Techniques and Applications (100 papers), Advanced MRI Techniques and Applications (57 papers) and Neuroscience and Neuropharmacology Research (51 papers). Roger N. Gunn collaborates with scholars based in United Kingdom, United States and Canada. Roger N. Gunn's co-authors include Eugenii A. Rabiner, Vincent J. Cunningham, Terry Jones, Paul M. Grasby, David J. Brooks, Susan P. Hume, Federico Turkheimer, Adriaan A. Lammertsma, R. Myers and Graham E. Searle and has published in prestigious journals such as Nature, The Lancet and Nature Communications.

In The Last Decade

Roger N. Gunn

280 papers receiving 16.0k citations

Hit Papers

Evidence for striatal dopamine release during a video game 1997 2026 2006 2016 1998 1997 2001 2011 2000 250 500 750
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. Evidence for striatal dopamine release during a video game
    1998 880 citations Roger N. Gunn, Vincent J. Cunningham et al. profile →
  2. Parametric Imaging of Ligand-Receptor Binding in PET Using a Simplified Reference Region Model
    1997 879 citations Roger N. Gunn, Vincent J. Cunningham et al. NeuroImage profile →
  3. In-vivo measurement of activated microglia in dementia
    2001 840 citations David J. Brooks, Roger N. Gunn et al. profile →
  4. An 18-kDa Translocator Protein (TSPO) Polymorphism Explains Differences in Binding Affinity of the PET Radioligand PBR28
    2011 593 citations Roger N. Gunn, Paul M. Matthews et al. Journal of Cerebral Blood Flow & Metabolism profile →
  5. The peripheral benzodiazepine binding site in the brain in multiple sclerosis
    2000 546 citations Richard B. Banati, Roger N. Gunn et al. profile →
  6. Dopamine release from nigral transplants visualized in vivo in a Parkinson's patient
    1999 518 citations David J. Brooks, Roger N. Gunn et al. profile →
  7. Brain Serotonin1A Receptor Binding Measured by Positron Emission Tomography With [11C]WAY-100635
    2000 507 citations Peter A. Sargent, Christopher J. Bench 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
Roger N. Gunn United Kingdom 61 5.5k 4.2k 4.1k 2.5k 2.5k 285 16.4k
Tetsuya Suhara Japan 67 6.0k 1.1× 3.8k 0.9× 3.0k 0.7× 2.6k 1.0× 3.9k 1.6× 435 17.0k
Sami S. Zoghbi United States 61 6.1k 1.1× 3.6k 0.8× 2.8k 0.7× 1.3k 0.5× 1.8k 0.7× 271 14.2k
Federico Turkheimer United Kingdom 66 4.1k 0.7× 3.4k 0.8× 3.9k 1.0× 4.5k 1.8× 3.5k 1.4× 317 18.0k
Dean F. Wong United States 69 5.9k 1.1× 3.5k 0.8× 3.5k 0.8× 1.0k 0.4× 3.9k 1.5× 421 17.2k
Richard E. Carson United States 77 7.3k 1.3× 4.1k 1.0× 8.1k 2.0× 1.4k 0.6× 5.6k 2.2× 565 24.2k
Robert B. Innis United States 84 10.6k 1.9× 6.5k 1.5× 4.2k 1.0× 1.9k 0.8× 3.8k 1.5× 412 25.7k
Eugenii A. Rabiner United Kingdom 56 4.1k 0.7× 3.0k 0.7× 1.8k 0.4× 1.2k 0.5× 1.7k 0.7× 228 10.6k
Christer Halldin Sweden 75 9.5k 1.7× 6.7k 1.6× 6.3k 1.5× 1.5k 0.6× 3.7k 1.5× 668 24.1k
John Seibyl United States 66 6.3k 1.1× 3.1k 0.7× 2.5k 0.6× 984 0.4× 3.5k 1.4× 312 17.0k
Margaret M. Esiri United Kingdom 79 3.4k 0.6× 4.7k 1.1× 2.2k 0.5× 3.8k 1.5× 2.4k 1.0× 288 21.2k

Countries citing papers authored by Roger N. Gunn

Since Specialization
Citations

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

Fields of papers citing papers by Roger N. Gunn

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Roger N. Gunn. 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 Roger N. Gunn. The network helps show where Roger N. Gunn may publish in the future.

Co-authorship network of co-authors of Roger N. Gunn

This figure shows the co-authorship network connecting the top 25 collaborators of Roger N. Gunn. A scholar is included among the top collaborators of Roger N. Gunn 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 Roger N. Gunn. Roger N. Gunn 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.
Onwordi, Ellis Chika, Thomas Whitehurst, Ekaterina Shatalina, et al.. (2025). The relationship between cortical synaptic terminal density marker SV2A and glutamate early in the course of schizophrenia: a multimodal PET and MRS imaging study. Translational Psychiatry. 15(1). 70–70. 3 indexed citations
2.
Wang, Yanru, Jie Wang, Wenlin Dai, et al.. (2025). Interplay between astrocyte reactivity and APOE ε4 status is associated with accelerated pTau-related tau pathology in Alzheimer’s disease. Molecular Neurodegeneration. 20(1). 115–115. 1 indexed citations
3.
Jovalekic, Aleksandar, Núria Roé-Vellvé, Norman Koglin, et al.. (2023). Validation of quantitative assessment of florbetaben PET scans as an adjunct to the visual assessment across 15 software methods. European Journal of Nuclear Medicine and Molecular Imaging. 50(11). 3276–3289. 21 indexed citations
4.
Kaur, Rachneet, Mathew J. Koretsky, Hirotaka Iwaki, et al.. (2023). Application of Aligned-UMAP to longitudinal biomedical studies. Patterns. 4(6). 100741–100741. 11 indexed citations
5.
Venkataraman, Ashwin, Ayla Mansur, Gaia Rizzo, et al.. (2022). Widespread cell stress and mitochondrial dysfunction occur in patients with early Alzheimer’s disease. Science Translational Medicine. 14(658). eabk1051–eabk1051. 55 indexed citations
6.
7.
Ashok, Abhishekh H., Jim Myers, Gary Frost, et al.. (2021). Acute acetate administration increases endogenous opioid levels in the human brain: A [11C]carfentanil molecular imaging study. Journal of Psychopharmacology. 35(5). 606–610. 2 indexed citations
8.
Veronese, Mattia, Gaia Rizzo, Martín A. Belzunce, et al.. (2021). Reproducibility of findings in modern PET neuroimaging: insight from the NRM2018 grand challenge. Journal of Cerebral Blood Flow & Metabolism. 41(10). 2778–2796. 6 indexed citations
9.
Koychev, Ivan, Roger N. Gunn, John T. Lawson, et al.. (2018). PET Tau and Amyloid-beta Burden in Mild Alzheimer's Disease: Divergent Relationship with Age, Cognition, and Cerebrospinal Fluid Biomarkers (vol 60, pg 283, 2017). 63. 407–407. 1 indexed citations
10.
Niccolini, Flavia, Niccolò E. Mencacci, Tayyabah Yousaf, et al.. (2018). PDE10A and ADCY5 mutations linked to molecular and microstructural basal ganglia pathology. Movement Disorders. 33(12). 1961–1965. 31 indexed citations
11.
Khan, Sameer, Roger N. Gunn, Eugenii A. Rabiner, et al.. (2016). Role of 18F-fluorodeoxyglucose Positron Emission Tomography in the Monitoring of Inflammatory Activity in Crohnʼs Disease. Inflammatory Bowel Diseases. 22(11). 2619–2629. 14 indexed citations
12.
Gunn, Roger N., Mark Jenkinson, Timothy E.J. Behrens, et al.. (2012). Quantification of dopamine release within the connectivity-derived functional subdivision of striatum. Journal of Cerebral Blood Flow & Metabolism. 32. 1 indexed citations
13.
Rabiner, Eugenii A., John D. Beaver, Aidan Makwana, et al.. (2011). Pharmacological differentiation of opioid receptor antagonists by molecular and functional imaging of target occupancy and food reward-related brain activation in humans. Molecular Psychiatry. 16(8). 826–835. 76 indexed citations
14.
Tziortzi, Andri C., Graham E. Searle, Cristian Salinas, et al.. (2010). Imaging dopamine receptors in humans with [11C]-(+)-PHNO: Dissection of D3 signal and anatomy. NeuroImage. 54(1). 264–277. 343 indexed citations
15.
Summerfield, Scott, Adam Lucas, Rod A. Porter, et al.. (2008). Toward an improved prediction of humanin vivobrain penetration. Xenobiotica. 38(12). 1518–1535. 77 indexed citations
16.
Marner, Lisbeth, Nic Gillings, Roger N. Gunn, et al.. (2007). Quantification of 11C-SB207145-PET for 5-HT4 receptors in the human brain: Preliminary results. Acta Crystallographica Section E Structure Reports Online. 48(Pt 2). o236–o236. 1 indexed citations
17.
Rabiner, Eugenii A., Zubin Bhagwagar, Roger N. Gunn, et al.. (2001). Pindolol Augmentation of Selective Serotonin Reuptake Inhibitors: PET Evidence That the Dose Used in Clinical Trials Is Too Low. American Journal of Psychiatry. 158(12). 2080–2082. 53 indexed citations
18.
Gunn, Roger N., Steve R. Gunn, & Vincent J. Cunningham. (2001). Positron Emission Tomography Compartmental Models. Journal of Cerebral Blood Flow & Metabolism. 21(6). 635–652. 366 indexed citations
19.
Banati, Richard B., Annachiara Cagnin, R. Myers, et al.. (2000). Microglial activation in neurodegenerative diseases: A PET study using [11C](R)-PK11195. NeuroImage. 11. 1 indexed citations
20.
Chappell, Michael J. & Roger N. Gunn. (1998). A procedure for generating locally identifiable reparameterisations of unidentifiable non-linear systems by the similarity transformation approach. Mathematical Biosciences. 148(1). 21–41. 39 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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