John M. Walker

24.8k citations

374 papers · 20.3k · 6 hit papers · h-index 60

Impact in

Genetics top 0.1%
- Hemoglobinopathies and Related Disorders
Hematology top 0.5%
- Iron Metabolism and Disorders

Papers in

Molecular Biology 102
- RNA and protein synthesis mechanisms 15
Cardiology and Cardiovascular Medicine 43

Co-authors: Derek M. Yellon (15 shared papers)K Tsou (7 shared papers)Ken Mackie (4 shared papers)M.Clara Sañudo-Peña (3 shared papers)Dudley J. Pennell (31 shared papers)Sean M. Brown (1 shared paper)Michael Marber (6 shared papers)D.S. Latchman (2 shared papers)
Journals: Journal of Cardiovascular Magnetic Resonance (11 papers)Biochemical Society Transactions (10 papers)FEBS Letters (8 papers)The Journal of Physiology (8 papers)Heart (6 papers)
Partner nations: United Kingdom United States Italy

In The Last Decade

John M. Walker

357 papers receiving 19.1k citations

John M. Walker's Hit Papers

6 papers align trajectories log scale

Anthracycline Chemotherapy and Cardiotoxicity 2017 · 724 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2017 Cardiovascular Drugs and Therapy
2009 Springer protocols handbooks/Springer protocols
2005 DIAL (Catholic University of Leuven)
1998 Neuroscience
1993 Circulation
1990 Pharmacological Reviews

Peers

Replace Piotr Chomczyński with:

Piotr Chomczyński United States

Oliver Smithies United States

Nicoletta Sacchi Italy

Toren Finkel United States

John L. Wallace Canada

Florian Läng Germany

Guy S. Salvesen United States

Kenneth Walsh United States

Beth Levine United States

John W. Eaton United States

John M. Walker relative to Piotr Chomczyński United States Piotr Chomczyński's profile →

Citations per field

00.5×1.5×2.2×

Piotr Chomczyński · 1×

×2.2 3k/1k

GENET

×1.1 2k/2k

HEMAT

×0.6 3k/5k

CMN

×1.7 2k/1k

PHARM

×0.9 2k/2k

CCM

Citations per year

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Countries citing papers authored by John M. Walker

Since Specialization

Citations

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

Fields of papers citing papers by John M. Walker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John M. Walker. 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 John M. Walker. The network helps show where John M. Walker may publish in the future.

Co-authors

The 25 scholars most cited alongside John M. Walker, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with John M. Walker Line = papers co-authored together John M. Walker links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 374 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	The Proteomics Protocols Handbook DIAL (Catholic University of Leuven) ·John M. Walker Hit paper breakdown →	2005	3156
2	Immunohistochemical distribution of cannabinoid CB1 receptors in the rat central nervous system Neuroscience ·K Tsou, Sean M. Brown, M.Clara Sañudo-Peña, Ken Mackie, John M. Walker Hit paper breakdown →	1998	1399
3	The Protein Protocols Handbook Springer protocols handbooks/Springer protocols ·John M. Walker Hit paper breakdown →	2009	825
4	Cardiac stress protein elevation 24 hours after brief ischemia or heat stress is associated with resistance to myocardial infarction. Circulation ·Michael Marber, D.S. Latchman, John M. Walker, Derek M. Yellon Hit paper breakdown →	1993	818
5	Sigma receptors: biology and function. Pharmacological Reviews ·John M. Walker, W. Don Bowen, Francis O. Walker, Rae R. Matsumoto, B. de Costa, K.C. Rice Hit paper breakdown →	1990	771
6	Anthracycline Chemotherapy and Cardiotoxicity Cardiovascular Drugs and Therapy ·John McGowan, Robin Chung, Angshuman Maulik, Izabela Piotrowska, John M. Walker, Derek M. Yellon Hit paper breakdown →	2017	724
7	The Bicinchoninic Acid (BCA) Assay for Protein Quantitation Humana Press eBooks ·John M. Walker	2003	490
8	Cardiac T2* Magnetic Resonance for Prediction of Cardiac Complications in Thalassemia Major Circulation ·Paul Kirk, Sy Ha, John B. Porter, John M. Walker, Mark Tanner, Jitesh A. Patel, D. Wu, Janet L. Taylor, Mark A. Westwood, Lisa Anderson, Dudley J. Pennell	2009	460
9	A Randomized, Placebo-Controlled, Double-Blind Trial of the Effect of Combined Therapy With Deferoxamine and Deferiprone on Myocardial Iron in Thalassemia Major Using Cardiovascular Magnetic Resonance Circulation ·Mark Tanner, R. Galanello, C. Dessì, Gillian Smith, Mark A. Westwood, Annalisa Agus, Sy Ha, R. Assomull, SV Nair, John M. Walker, Dudley J. Pennell	2007	388
10	On T2* Magnetic Resonance and Cardiac Iron Circulation ·John‐Paul Carpenter, Taigang He, Paul Kirk, Sy Ha, (unknown), Sofia V. de Noronha, Mary N. Sheppard, John B. Porter, John M. Walker, John C. Wood, Renzo Galanello, (unknown), Gualtiero Catani, Gildo Matta, Suthat Fucharoen, Adam Fleming, Michael J. House, Greg Black, David Firmin, Timothy G. St. Pierre, Dudley J. Pennell	2011	369
11	Comparison of effects of oral deferiprone and subcutaneous desferrioxamine on myocardial iron concentrations and ventricular function in beta-thalassaemia The Lancet ·(unknown), B. Wonke, (unknown), Sally Holden, John M. Walker, Dudley J. Pennell	2002	361
12	Myocardial iron clearance during reversal of siderotic cardiomyopathy with intravenous desferrioxamine: a prospective study using T2* cardiovascular magnetic resonance British Journal of Haematology ·(unknown), Mark A. Westwood, Sally Holden, Bernard A. Davis, Eva Prescott, B. Wonke, John B. Porter, John M. Walker, Dudley J. Pennell	2004	332
13	Protein Protocols Handbook, The Humana Press eBooks ·John M. Walker	2002	322
14	Cardiovascular Function and Treatment in β-Thalassemia Major Circulation ·Dudley J. Pennell, James E. Udelson, Andrew E. Arai, Biykem Bozkurt, Alan R. Cohen, Renzo Galanello, Timothy M. Hoffman, (unknown), Stamatios Lerakis, Antonio Piga, John B. Porter, John M. Walker, John C. Wood	2013	305
15	Cannabinoid CB1 receptors are localized primarily on cholecystokinin-containing GABAergic interneurons in the rat hippocampal formation Neuroscience ·K Tsou, Ken Mackie, M.Clara Sañudo-Peña, John M. Walker	1999	297
16	The effects of high and low ambient temperatures on human sleep stages Electroencephalography and Clinical Neurophysiology ·E. Haskell, Joseph Palca, John M. Walker, R. J. Berger, H. Craig Heller	1981	254
17	Hepatic iron concentration combined with long‐term monitoring of serum ferritin to predict complications of iron overload in thalassaemia major British Journal of Haematology ·Paul Telfer, E. Prestcott, Sally Holden, John M. Walker, A. V. Hoffbrand, B. Wonke	2000	205
18	Combined chelation therapy in thalassemia major for the treatment of severe myocardial siderosis with left ventricular dysfunction Journal of Cardiovascular Magnetic Resonance ·Mark Tanner, Renzo Galanello, Carlo Dessì, Gillian Smith, Mark A. Westwood, Annalisa Agus, Martina Pibiri, Sunil V. Nair, John M. Walker, Dudley J. Pennell	2008	195
19	Evidence for a role of haloperidol‐sensitive σ‐'opiate' receptors in the motor effects of antipsychotic drugs Neurology ·John M. Walker, Rae R. Matsumoto, W. Don Bowen, D. L. Gans, Kim Dupree Jones, Francis O. Walker	1988	166
20	Basic Protein and Peptide Protocols Humana Press eBooks ·John M. Walker	1994	165

About John M. Walker

John M. Walker is a scholar working on Molecular Biology, Cardiology and Cardiovascular Medicine, Genetics, Spectroscopy and Radiology, Nuclear Medicine and Imaging, having authored 374 papers that have together received 20.3k indexed citations. Recurring topics across this work include Hemoglobinopathies and Related Disorders (33 papers), Advanced Proteomics Techniques and Applications (23 papers), Cardiac Imaging and Diagnostics (18 papers), RNA and protein synthesis mechanisms (15 papers), Iron Metabolism and Disorders (15 papers), Mass Spectrometry Techniques and Applications (14 papers), Enzyme Structure and Function (14 papers) and Neuroscience and Neuropharmacology Research (13 papers). The work is most often cited by research in Genetics (2.6k citations), Hematology (1.8k citations), Cellular and Molecular Neuroscience (2.8k citations), Pharmacology (2.4k citations) and Cardiology and Cardiovascular Medicine (2.2k citations). John M. Walker has collaborated with scholars based in United Kingdom, United States and Italy. Frequent co-authors include Derek M. Yellon, K Tsou, Ken Mackie, M.Clara Sañudo-Peña, Dudley J. Pennell, Sean M. Brown, Michael Marber, D.S. Latchman, Ernest W. Johns and Mark A. Westwood. Their work appears in journals such as Journal of Cardiovascular Magnetic Resonance, Biochemical Society Transactions, FEBS Letters, The Journal of Physiology and Heart.

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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John M. Walker

John M. Walker's Hit Papers

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All Works

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