J. Allan Downie

23.4k citations

204 papers · 16.1k indexed · 4 hit papers · h-index 70

Co-authors: Giles Oldroyd Andrew Johnston Philip S. Poole G B Cox F. Gibson Jeremy D. Murray Anne Edwards L. Rossen
Topics: Legume Nitrogen Fixing Symbiosis (156 papers)Plant nutrient uptake and metabolism (104 papers)Agronomic Practices and Intercropping Systems (44 papers)
Cited by: Agronomy and Crop Science Plant Science Endocrinology
Journals: Nature Science Cell
Partner nations: United Kingdom United States Australia

In The Last Decade

J. Allan Downie

202 papers receiving 15.4k 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.

The Rules of Engagement in the Legume-Rhizobial Symbiosis

2011 815 citations Giles Oldroyd, Jeremy D. Murray et al. profile →
Coordinating Nodule Morphogenesis with Rhizobial Infection in Legumes

2008 747 citations Giles Oldroyd, J. Allan Downie profile →
A family of related ATP-binding subunits coupled to many distinct biological processes in bacteria

1986 639 citations George P. C. Salmond, J. Allan Downie et al. profile →
The Root Hair “Infectome” of Medicago truncatula Uncovers Changes in Cell Cycle Genes and Reveals a Requirement for Auxin Signaling in Rhizobial Infection

2014 257 citations Chengwu Liu, Sonali Roy et al. profile →

Peers

Countries citing papers authored by J. Allan Downie

Since Specialization

Citations

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

Fields of papers citing papers by J. Allan Downie

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. Allan Downie. 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 J. Allan Downie. The network helps show where J. Allan Downie may publish in the future.

Co-authorship network of co-authors of J. Allan Downie

This figure shows the co-authorship network connecting the top 25 collaborators of J. Allan Downie. A scholar is included among the top collaborators of J. Allan Downie 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 J. Allan Downie. J. Allan Downie 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

#	Work	Indexed citations
1	The ERN1 transcription factor gene is a target of the CCaMK/CYCLOPS complex and controls rhizobial infection in Lotus japonicus 2017 ·New Phytologist ·Marion R. Cerri,Quanhui Wang,Paul Stolz,(unknown),Lisa Francès,(unknown),Xiaolin Li,Anne B. Heckmann,Trevor L. Wang,J. Allan Downie,Andreas Klingl,Fernanda de Carvalho‐Niebel,Fang Xie,Martin Parniske	68
2	MtLAX2, a Functional Homologue of the Arabidopsis Auxin Influx Transporter AUX1, Is Required for Nodule Organogenesis 2017 ·PLANT PHYSIOLOGY ·Sonali Roy,Fran Robson,(unknown),Chengwu Liu,Xiaofei Cheng,Jiangqi Wen,Simon Walker,Jongho Sun,(unknown),(unknown),Malcolm J. Bennett,J. Allan Downie,Ranjan Swarup,Giles Oldroyd,Jeremy D. Murray	50
3	Bacterial Biosensors for in Vivo Spatiotemporal Mapping of Root Secretion 2017 ·PLANT PHYSIOLOGY ·Francesco Pini,Alison K. East,Corinne Appia‐Ayme,Jakub Tomek,Ramakrishnan Karunakaran,Marcela Mendoza‐Suárez,Anne Edwards,Jason J. Terpolilli,(unknown),J. Allan Downie,Philip S. Poole	76
4	SCARN a Novel Class of SCAR Protein That Is Required for Root-Hair Infection during Legume Nodulation 2015 ·PLoS Genetics ·Liping Qiu,Jie-shun Lin,(unknown),Shusei Sato,Martin Parniske,Trevor L. Wang,J. Allan Downie,Fang Xie	63
5	Buffering Capacity Explains Signal Variation in Symbiotic Calcium Oscillations 2012 ·PLANT PHYSIOLOGY ·Emma Granqvist,Derin B. Wysham,(unknown),Wojciech Kozłowski,Jongho Sun,Myriam Charpentier,(unknown),(unknown),Krasimira Tsaneva‐Atanasova,J. Allan Downie,Giles Oldroyd,Richard J. Morris	31
6	Legume pectate lyase required for root infection by rhizobia 2011 ·Proceedings of the National Academy of Sciences ·Fang Xie,Jeremy D. Murray,Jiyoung Kim,Anne B. Heckmann,Anne Edwards,Giles Oldroyd,J. Allan Downie	177
7	Natural Variation in Host-Specific Nodulation of Pea Is Associated with a Haplotype of the SYM37 LysM-Type Receptor-Like Kinase 2011 ·Molecular Plant-Microbe Interactions ·Ronghui Li,M. R. Knox,Anne Edwards,(unknown),Noel Ellis,Gehong Wei,J. Allan Downie	18
8	A nucleoporin is required for induction of Ca ²⁺ spiking in legume nodule development and essential for rhizobial and fungal symbiosis 2006 ·Proceedings of the National Academy of Sciences ·Norihito Kanamori,Lene H. Madsen,Simona Radutoiu,(unknown),E.M. Quistgaard,Hiroki Miwa,J. Allan Downie,Euan K. James,Hubert Felle,(unknown),Torben Heick Jensen,Shusei Sato,Yasukazu Nakamura,Satoshi Tabata,Niels Sandal,Jens Stougaard	256
9	Nodulation Signaling in Legumes Requires NSP2, a Member of the GRAS Family of Transcriptional Regulators 2005 ·Science ·Péter Kaló,Cynthia Gleason,Anne Edwards,John F. Marsh,Raka M. Mitra,Sibylle Hirsch,Júlia Jakab,Sarah Sims,Sharon R. Long,(unknown),G. B. Kiss,J. Allan Downie,Giles Oldroyd	402
10	Legume Haemoglobins: Symbiotic Nitrogen Fixation Needs Bloody Nodules 2005 ·Current Biology ·J. Allan Downie	53
11	Two of the three groEL homologues in Rhizobium leguminosarum are dispensable for normal growth 2005 ·Archives of Microbiology ·Francisco Rodríguez‐Quiñones,(unknown),Emma J. Wallington,Phillip S. Gould,(unknown),J. Allan Downie,Peter A. Lund	36
12	Protein domains and architectural innovation in plant-associated Proteobacteria 2005 ·BMC Genomics ·David J. Studholme,J. Allan Downie,Gail M. Preston	9
13	Role of Polyhydroxybutyrate and Glycogen as Carbon Storage Compounds in Pea and Bean Bacteroids 2005 ·Molecular Plant-Microbe Interactions ·E. M. Lodwig,(unknown),(unknown),Tim Wheeler,Kim Findlay,J. Allan Downie,Philip S. Poole	73
14	A Ca ²⁺ /calmodulin-dependent protein kinase required for symbiotic nodule development: Gene identification by transcript-based cloning 2004 ·Proceedings of the National Academy of Sciences ·Raka M. Mitra,Cynthia Gleason,Anne Edwards,James Hadfield,J. Allan Downie,Giles Oldroyd,Sharon R. Long	323
15	Competitive Nodulation Blocking of cv. Afghanistan Pea Is Related to High Levels of Nodulation Factors Made by Some Strains of Rhizobium leguminosarum bv. viciae 2002 ·Molecular Plant-Microbe Interactions ·(unknown),(unknown),Karen Wilson,Ton Bisseling,J. Allan Downie	27
16	Quorum sensing as a population-density-dependent determinant of bacterial physiology 2001 ·Advances in microbial physiology ·Simon Swift,J. Allan Downie,Neil A. Whitehead,Anne M. L. Barnard,George P. C. Salmond,Paul Williams	222
17	Organometallic flavonoid derivatives as spectroscopic probes 1998 ·Bioorganic & Medicinal Chemistry Letters ·Christopher E. Anson,Colin S. Creaser,J. Allan Downie,Orsolya Egyed,(unknown),Ljubica Mojovic,G. R. Stephenson,(unknown),Karen Wilson	14
18	Rhizobium leguminosarum has two glucosamine syntheses, GImS and NodM, required for nodulation and development of nitrogen‐fixing nodules 1992 ·Molecular Microbiology ·Corinne Marie,Marie‐Anne Barny,J. Allan Downie	42
19	Mutations Affecting the Cytochrome d-Containing Oxidase Complex of Escherichia coli K12: Identification and Mapping of a Fourth Locus, cydD 1989 ·Microbiology ·Robert K. Poole,Huw D. Williams,J. Allan Downie,F. Gibson	103
20	Molecular analysis of the Rhizobium genes involved in the induction of nitrogen-fixing nodules on legumes 1987 ·Philosophical transactions of the Royal Society of London. Series B, Biological sciences ·Andrew Johnston,J. Allan Downie,L. Rossen,Claire Shearman,J. L. Firmin,Dulal Borthakur,Elizabeth A. Wood,Desmond Bradley,N. J. Brewin	4

About J. Allan Downie

J. Allan Downie is a scholar working on Plant Science, Agronomy and Crop Science and Endocrinology, having authored 204 papers that have together received 16.1k indexed citations. Recurring topics across this work include Legume Nitrogen Fixing Symbiosis (156 papers), Plant nutrient uptake and metabolism (104 papers) and Agronomic Practices and Intercropping Systems (44 papers). The work is most often cited by research in Agronomy and Crop Science (3.5k citations), Plant Science (11.9k citations) and Endocrinology (382 citations). J. Allan Downie has collaborated with scholars based in United Kingdom, United States and Australia. Frequent co-authors include Giles Oldroyd, Andrew Johnston, Philip S. Poole, G B Cox, F. Gibson, Jeremy D. Murray, Anne Edwards, L. Rossen, Hiroki Miwa and Simon Walker. Their work appears in journals such as Nature, Science and Cell.

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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