2026 John A. Todd: Genetics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Genetics	153	123	119	21	20	548	99528
Medicine	154	992	912	104	97	622	104177

Research.com Recognitions

2026 - Research.com Medicine in United Kingdom Leader Award
2025 - Research.com Medicine in United Kingdom Leader Award
2024 - Research.com Genetics in United Kingdom Leader Award
2024 - Research.com Genetics and Molecular Biology in United Kingdom Leader Award
2023 - Research.com Genetics in United Kingdom Leader Award
2009 - Fellow of the Royal Society, United Kingdom

Overview

John A. Todd is affiliated with the University of Oxford in the United Kingdom. Their research primarily spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with notable work in the subfields of Genetics, Immunology, Surgery, Endocrinology, Diabetes and Metabolism, and Molecular Biology.

The scientist's research topics include:

Diabetes and associated disorders
Pancreatic function and diabetes
Diabetes Management and Research
Immune Cell Function and Interaction
T-cell and B-cell Immunology
SARS-CoV-2 and COVID-19 Research
Genetic Associations and Epidemiology

They have published extensively, with frequent contributions to the following venues:

bioRxiv (Cold Spring Harbor Laboratory)
Nature Communications
Wellcome Open Research
Diabetologia
Zenodo (CERN European Organization for Nuclear Research)

Some of their recent papers include:

"Open Targets Genetics: systematic identification of trait-associated genes using large-scale genetics and functional genomics," 2020, Nucleic Acids Research
"An open approach to systematically prioritize causal variants and genes at all published human GWAS trait-associated loci," 2021, Nature Genetics
"SARS-CoV-2 within-host diversity and transmission," 2021, Science
"Fine-mapping, trans-ancestral and genomic analyses identify causal variants, cells, genes and drug targets for type 1 diabetes," 2021, Nature Genetics
"Neutrophils and emergency granulopoiesis drive immune suppression and an extreme response endotype during sepsis," 2023, Nature Immunology

Frequent co-authors who have collaborated with John A. Todd include:

Linda S. Wicker
Ricardo C. Ferreira
Jamie Inshaw
Rachel Besser
Antony J. Cutler

John A. Todd was awarded the title of Fellow of the Royal Society, United Kingdom, in 2009.

Best Publications

Genome-wide association study of 14,000 cases of seven common diseases and 3,000 shared controls

Paul R. Burton;David G. Clayton;Lon R. Cardon;Nick Craddock

9206
Citations
Association of the T-cell regulatory gene CTLA4 with susceptibility to autoimmune disease

H Ueda;Howson Jmm.;L Esposito;J Heward

2688
Citations
HLA-DQ beta gene contributes to susceptibility and resistance to insulin-dependent diabetes mellitus.

John A. Todd;John I. Bell;John I. Bell;Hugh O. McDevitt

2671
Citations
Genome-wide association study and meta-analysis find that over 40 loci affect risk of type 1 diabetes

Jeffrey C Barrett;David G Clayton;Patrick Concannon;Beena Akolkar

2093
Citations
Common genetic determinants of vitamin D insufficiency: a genome-wide association study

Thomas J. Wang;Feng Zhang;J. Brent Richards;Bryan Kestenbaum

2060
Citations
A genome-wide search for human type 1 diabetes susceptibility genes

J L Davies;Y Kawaguchi;Y Kawaguchi;Bennett;Bennett;J B Copeman;J B Copeman

1794
Citations
Robust associations of four new chromosome regions from genome-wide analyses of type 1 diabetes.

John A. Todd;Neil M. Walker;Jason D. Cooper;Deborah J. Smyth

1760
Citations
Genomic atlas of the human plasma proteome.

Benjamin Sun;Joseph C Maranville;James E Peters;James E Peters;David Stacey

1685
Citations
Haplotype tagging for the identification of common disease genes

Gillian C.L. Johnson;Laura Esposito;Bryan J. Barratt;Annabel N. Smith

1491
Citations
Genome-wide association study identifies eight loci associated with blood pressure

Christopher Newton-Cheh;Christopher Newton-Cheh;Toby Johnson;Toby Johnson;Vesela Gateva;Martin D. Tobin

1462
Citations
Genome-wide association studies: theoretical and practical concerns

William Y S Wang;Bryan J Barratt;Bryan J Barratt;David G Clayton;John A Todd

1434
Citations
Association scan of 14,500 nonsynonymous SNPs in four diseases identifies autoimmunity variants

Paul R Burton;David G Clayton;Lon R Cardon;Nick Craddock

1431
Citations
Assessing transmissibility of SARS-CoV-2 lineage B.1.1.7 in England.

Erik Volz;Swapnil Mishra;Meera Chand;Jeffrey C. Barrett

1164
Citations
The CTLA-4 gene region of chromosome 2q33 is linked to, and associated with, type 1 diabetes. Belgian Diabetes Registry

L Nisticò;R Buzzetti;L E Pritchard;B Van der Auwera

1155
Citations
Lineage-Specific Genome Architecture Links Enhancers and Non-coding Disease Variants to Target Gene Promoters

Biola M Javierre;Oliver S Burren;Steven P Wilder;Roman Kreuzhuber

1146
Citations
Rare variants of IFIH1, a gene implicated in antiviral responses, protect against type 1 diabetes.

Sergey Nejentsev;Neil Walker;David Riches;Michael Egholm

1101
Citations
Insulin expression in human thymus is modulated by INS VNTR alleles at the IDDM2 locus

Petros Vafiadis;Simon T. Bennett;John A. Todd;Joseph Nadeau

1015
Citations
Susceptibility to human type 1 diabetes at IDDM2 is determined by tandem repeat variation at the insulin gene minisatellite locus

Bennett;A M Lucassen;S C Gough;E E Powell

978
Citations
Genetic Analysis of Autoimmune Disease

Timothy J Vyse;John A Todd

948
Citations
Shared and distinct genetic variants in type 1 diabetes and celiac disease.

Deborah J. Smyth;Vincent Plagnol;Neil M. Walker;Jason D. Cooper

919
Citations

Frequent Co-Authors

Linda S. Wicker University of Oxford

Jason D. Cooper AstraZeneca

Deborah J. Smyth University of Cambridge

Joanna M. M. Howson Novo Nordisk (United Kingdom)

David B. Dunger University of Cambridge

Chris Wallace University of Cambridge

Francesco Cucca University of Sassari

Laurence B. Peterson Roche (Switzerland)

David G. Clayton University of Cambridge

Stephen S. Rich University of Virginia

External Links

Wikipedia of John A. Todd Personal website of John A. Todd

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