J. Allan Downie

23.4k total citations · 4 hit papers
204 papers, 16.1k citations indexed

About

J. Allan Downie is a scholar working on Plant Science, Molecular Biology and Agronomy and Crop Science. According to data from OpenAlex, J. Allan Downie has authored 204 papers receiving a total of 16.1k indexed citations (citations by other indexed papers that have themselves been cited), including 161 papers in Plant Science, 51 papers in Molecular Biology and 44 papers in Agronomy and Crop Science. Recurrent topics in J. Allan Downie's work include Legume Nitrogen Fixing Symbiosis (156 papers), Plant nutrient uptake and metabolism (104 papers) and Agronomic Practices and Intercropping Systems (44 papers). J. Allan Downie is often cited by papers focused on Legume Nitrogen Fixing Symbiosis (156 papers), Plant nutrient uptake and metabolism (104 papers) and Agronomic Practices and Intercropping Systems (44 papers). J. Allan Downie collaborates with scholars based in United Kingdom, United States and Australia. J. Allan Downie's 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 and has published in prestigious journals such as Nature, Science and Cell.

In The Last Decade

J. Allan Downie

202 papers receiving 15.4k citations

Hit Papers

align trajectories sort by overperformance

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 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 — A (Enhanced Table)

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

Name	h						Papers	Cites
J. Allan Downie United Kingdom	70	11.9k	4.3k	3.5k	1.5k	1.1k	204	16.1k
Sharon R. Long United States	67	13.7k 1.1×	2.8k 0.6×	3.8k 1.1×	2.0k 1.3×	729 0.6×	164	15.6k
Philip S. Poole United Kingdom	52	8.1k 0.7×	1.9k 0.4×	1.7k 0.5×	1.5k 1.0×	389 0.3×	149	10.2k
Ben Lugtenberg Netherlands	75	14.4k 1.2×	7.7k 1.8×	1.7k 0.5×	3.4k 2.3×	3.7k 3.2×	228	22.6k
Anke Becker Germany	56	5.5k 0.5×	2.8k 0.7×	482 0.1×	1.4k 1.0×	903 0.8×	213	8.8k
Jeff Schell Germany	90	20.3k 1.7×	19.5k 4.5×	657 0.2×	784 0.5×	906 0.8×	307	26.6k
Takashi Matsumoto Japan	61	9.2k 0.8×	5.5k 1.3×	660 0.2×	309 0.2×	3.0k 2.6×	355	14.6k
Hauke Hennecke Switzerland	60	4.8k 0.4×	4.5k 1.0×	473 0.1×	1.4k 0.9×	1.3k 1.2×	198	9.6k
Jane Thomas‐Oates United Kingdom	57	3.2k 0.3×	3.9k 0.9×	509 0.1×	867 0.6×	763 0.7×	193	9.7k
Steven J. Rothstein Canada	69	10.6k 0.9×	7.3k 1.7×	620 0.2×	410 0.3×	1.1k 1.0×	164	14.0k
Elizabeth S. Dennis Australia	98	24.5k 2.1×	16.4k 3.8×	1.2k 0.3×	723 0.5×	3.0k 2.6×	348	29.3k

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

Pini, Francesco, Alison K. East, Corinne Appia‐Ayme, et al.. (2017). Bacterial Biosensors for in Vivo Spatiotemporal Mapping of Root Secretion. PLANT PHYSIOLOGY. 174(3). 1289–1306. 76 indexed citations

Roy, Sonali, Fran Robson, Chengwu Liu, et al.. (2017). MtLAX2, a Functional Homologue of the Arabidopsis Auxin Influx Transporter AUX1, Is Required for Nodule Organogenesis. PLANT PHYSIOLOGY. 174(1). 326–338. 50 indexed citations

Cerri, Marion R., Quanhui Wang, Paul Stolz, et al.. (2017). The ERN1 transcription factor gene is a target of the CCaMK/CYCLOPS complex and controls rhizobial infection in Lotus japonicus. New Phytologist. 215(1). 323–337. 68 indexed citations

Qiu, Liping, Jie-shun Lin, Shusei Sato, et al.. (2015). SCARN a Novel Class of SCAR Protein That Is Required for Root-Hair Infection during Legume Nodulation. PLoS Genetics. 11(10). e1005623–e1005623. 63 indexed citations

Granqvist, Emma, Derin B. Wysham, Wojciech Kozłowski, et al.. (2012). Buffering Capacity Explains Signal Variation in Symbiotic Calcium Oscillations . PLANT PHYSIOLOGY. 160(4). 2300–2310. 31 indexed citations

Xie, Fang, Jeremy D. Murray, Jiyoung Kim, et al.. (2011). Legume pectate lyase required for root infection by rhizobia. Proceedings of the National Academy of Sciences. 109(2). 633–638. 177 indexed citations

Kanamori, Norihito, Lene H. Madsen, Simona Radutoiu, et al.. (2006). A nucleoporin is required for induction of Ca ²⁺ spiking in legume nodule development and essential for rhizobial and fungal symbiosis. Proceedings of the National Academy of Sciences. 103(2). 359–364. 256 indexed citations

Kaló, Péter, Cynthia Gleason, Anne Edwards, et al.. (2005). Nodulation Signaling in Legumes Requires NSP2, a Member of the GRAS Family of Transcriptional Regulators. Science. 308(5729). 1786–1789. 402 indexed citations

Downie, J. Allan. (2005). Legume Haemoglobins: Symbiotic Nitrogen Fixation Needs Bloody Nodules. Current Biology. 15(6). R196–R198. 53 indexed citations

10.

Mitra, Raka M., Cynthia Gleason, Anne Edwards, et al.. (2004). A Ca ²⁺ /calmodulin-dependent protein kinase required for symbiotic nodule development: Gene identification by transcript-based cloning. Proceedings of the National Academy of Sciences. 101(13). 4701–4705. 323 indexed citations

11.

Walker, Simon & J. Allan Downie. (2000). Entry of Rhizobium leguminosarum bv. viciae into Root Hairs Requires Minimal Nod Factor Specificity, but Subsequent Infection Thread Growth Requires nodO or nodE. Molecular Plant-Microbe Interactions. 13(7). 754–762. 70 indexed citations

12.

Kiss, Ernö, Peter Mergaert, Boglàrka Olàh, et al.. (1998). Conservation of noIR in the Sinorhizobium and Rhizobium Genera of the Rhizobiaceae Family. Molecular Plant-Microbe Interactions. 11(12). 1186–1195. 29 indexed citations

13.

Anson, Christopher E., Colin S. Creaser, J. Allan Downie, et al.. (1998). Organometallic flavonoid derivatives as spectroscopic probes. Bioorganic & Medicinal Chemistry Letters. 8(24). 3549–3554. 14 indexed citations

14.

Lloret, Javier, Brande B. H. Wulff, José Miguel Rubio, et al.. (1998). Exopolysaccharide II Production Is Regulated by Salt in the Halotolerant Strain Rhizobium meliloti EFB1. Applied and Environmental Microbiology. 64(3). 1024–1028. 53 indexed citations

15.

Wu, Guanghui, et al.. (1996). The cytochrome bc1 complex but not CycM is necessary for symbiotic nitrogen fixation by Rhizobium leguminosarum. Microbiology. 142(12). 3381–3388. 10 indexed citations

16.

Rivilla, Rafael & J. Allan Downie. (1994). Identification of a Rhizobium leguminosarum gene homologous to nodT but located outside the symbiotic plasmid. Gene. 144(1). 87–91. 10 indexed citations

17.

Poole, Robert K., Huw D. Williams, J. Allan Downie, & F. Gibson. (1989). Mutations Affecting the Cytochrome d-Containing Oxidase Complex of Escherichia coli K12: Identification and Mapping of a Fourth Locus, cydD. Microbiology. 135(7). 1865–1874. 103 indexed citations

18.

Johnston, Andrew, J. Allan Downie, L. Rossen, et al.. (1987). Molecular analysis of the Rhizobium genes involved in the induction of nitrogen-fixing nodules on legumes. Philosophical transactions of the Royal Society of London. Series B, Biological sciences. 317(1184). 193–207. 4 indexed citations

19.

Haddock, Bruce A. & J. Allan Downie. (1974). The reconstitution of functional respiratory chains in membranes from electron-transport-deficient mutants of Escherichia coli as demonstrated by quenching of atebrin fluorescence. Biochemical Journal. 142(3). 703–706. 35 indexed citations

20.

Downie, J. Allan & P. B. Garland. (1973). An antimycin A- and cyanide-resistant variant of Candida utilis arising during copper-limited growth. Biochemical Journal. 134(4). 1051–1061. 52 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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