Sharon R. Long

22.5k total citations · 6 hit papers
164 papers, 15.6k citations indexed

About

Sharon R. Long is a scholar working on Plant Science, Agronomy and Crop Science and Ecology. According to data from OpenAlex, Sharon R. Long has authored 164 papers receiving a total of 15.6k indexed citations (citations by other indexed papers that have themselves been cited), including 146 papers in Plant Science, 31 papers in Agronomy and Crop Science and 28 papers in Ecology. Recurrent topics in Sharon R. Long's work include Legume Nitrogen Fixing Symbiosis (138 papers), Plant nutrient uptake and metabolism (113 papers) and Agronomic Practices and Intercropping Systems (31 papers). Sharon R. Long is often cited by papers focused on Legume Nitrogen Fixing Symbiosis (138 papers), Plant nutrient uptake and metabolism (113 papers) and Agronomic Practices and Intercropping Systems (31 papers). Sharon R. Long collaborates with scholars based in United States, United Kingdom and China. Sharon R. Long's co-authors include Robert F. Fisher, Giles Oldroyd, Susan E. Brown, John Mulligan, N. Kent Peters, David W. Ehrhardt, Sidney L. Shaw, Raka M. Mitra, Melanie J. Barnett and J. W. Frost and has published in prestigious journals such as Nature, Science and Cell.

In The Last Decade

Sharon R. Long

159 papers receiving 15.0k citations

Hit Papers

5 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.

Physical and genetic characterization of symbiotic and auxotrophic mutants of Rhizobium meliloti induced by transposon Tn5 mutagenesis

1982 846 citations Sharon R. Long et al. Journal of Bacteriology profile →
Construction of a broad host range cosmid cloning vector and its use in the genetic analysis of Rhizobium mutants

1982 747 citations Sharon R. Long et al. profile →
A Plant Flavone, Luteolin, Induces Expression of Rhizobium meliloti Nodulation Genes

1986 696 citations Sharon R. Long et al. Science profile →
Rhizobium-legume nodulation: Life together in the underground

1989 544 citations Sharon R. Long Cell profile →
Rhizobium–plant signal exchange

1992 464 citations Robert F. Fisher, Sharon R. Long profile →
Calcium Spiking in Plant Root Hairs Responding to Rhizobium Nodulation Signals

1996 460 citations David W. Ehrhardt, Sharon R. Long et al. Cell profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Sharon R. Long United States	67	13.7k	3.8k	2.8k	2.0k	729	164	15.6k
J. Allan Downie United Kingdom	70	11.9k 0.9×	3.5k 0.9×	4.3k 1.6×	1.5k 0.8×	1.1k 1.6×	204	16.1k
Philip S. Poole United Kingdom	52	8.1k 0.6×	1.7k 0.4×	1.9k 0.7×	1.5k 0.8×	389 0.5×	149	10.2k
Éva Kondorosi Hungary	66	10.1k 0.7×	2.4k 0.6×	3.2k 1.1×	1.0k 0.5×	244 0.3×	180	11.9k
Barry G. Rolfe Australia	49	6.4k 0.5×	1.6k 0.4×	2.3k 0.8×	843 0.4×	432 0.6×	177	7.9k
Jens Stougaard Denmark	66	13.6k 1.0×	4.2k 1.1×	2.5k 0.9×	664 0.3×	290 0.4×	185	14.6k
Clive W. Ronson New Zealand	36	4.0k 0.3×	1.1k 0.3×	1.7k 0.6×	1.0k 0.5×	921 1.3×	74	5.9k
Ann M. Hirsch United States	47	5.9k 0.4×	1.5k 0.4×	1.4k 0.5×	722 0.4×	86 0.1×	154	7.0k
Gary S. Ditta United States	45	10.6k 0.8×	347 0.1×	9.2k 3.3×	809 0.4×	1.2k 1.7×	56	13.5k
Ronald R. Sederoff United States	60	7.0k 0.5×	570 0.1×	7.7k 2.8×	569 0.3×	1.6k 2.2×	156	12.2k
Jim Beynon United Kingdom	46	6.3k 0.5×	327 0.1×	2.2k 0.8×	367 0.2×	459 0.6×	75	7.5k

Countries citing papers authored by Sharon R. Long

Since Specialization

Citations

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

Fields of papers citing papers by Sharon R. Long

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sharon R. Long. 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 Sharon R. Long. The network helps show where Sharon R. Long may publish in the future.

Co-authorship network of co-authors of Sharon R. Long

This figure shows the co-authorship network connecting the top 25 collaborators of Sharon R. Long. A scholar is included among the top collaborators of Sharon R. Long 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 Sharon R. Long. Sharon R. Long is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Liu, Wanjing, et al.. (2025). Lipophagy suppression: a novel mechanism for developmental disruption by nanoplastics/MC-LR in zebrafish. Environment International. 207. 110004–110004.

Liang, Kai, Zhifeng Wu, Zilin Deng, et al.. (2025). High-quality real-time full-color Fourier single-pixel imaging. Optics Letters. 50(8). 2514–2514.

Tian, Xuebi, Qiu–Hua Zhou, Sharon R. Long, et al.. (2024). SIRT1-Dependent Neuroprotection by Resveratrol in TOCP-Induced Spinal Cord Injury: Modulation of ER Stress and Autophagic Flux. Toxics. 12(11). 810–810. 3 indexed citations

Wells, Derek H., Nicolette F. Goularte, Melanie J. Barnett, Lynette Cegelski, & Sharon R. Long. (2021). Identification of a Novel Pyruvyltransferase Using ¹³ C Solid-State Nuclear Magnetic Resonance To Analyze Rhizobial Exopolysaccharides. Journal of Bacteriology. 203(24). e0040321–e0040321. 3 indexed citations

Barnett, Melanie J., et al.. (2012). Dual RpoH Sigma Factors and Transcriptional Plasticity in a Symbiotic Bacterium. Journal of Bacteriology. 194(18). 4983–4994. 57 indexed citations

Riely, Brendan K., Estíbaliz Larrainzar, Cara H. Haney, et al.. (2012). Development of Tools for the Biochemical Characterization of the Symbiotic Receptor-Like Kinase DMI2. Molecular Plant-Microbe Interactions. 26(2). 216–226. 7 indexed citations

Wang, Dong, Joel S. Griffitts, Colby G. Starker, et al.. (2010). A Nodule-Specific Protein Secretory Pathway Required for Nitrogen-Fixing Symbiosis. Science. 327(5969). 1126–1129. 204 indexed citations

Haney, Cara H. & Sharon R. Long. (2009). Plant flotillins are required for infection by nitrogen-fixing bacteria. Proceedings of the National Academy of Sciences. 107(1). 478–483. 147 indexed citations

Chen, Esther J., Erich Sabio, & Sharon R. Long. (2008). The periplasmic regulator ExoR inhibits ExoS/ChvI two‐component signalling in Sinorhizobium meliloti. Molecular Microbiology. 69(5). 1290–1303. 49 indexed citations

10.

Gibson, Katherine E., et al.. (2007). The Symbiosis Regulator CbrA Modulates a Complex Regulatory Network Affecting the Flagellar Apparatus and Cell Envelope Proteins. Journal of Bacteriology. 189(9). 3591–3602. 38 indexed citations

11.

Jakab, Júlia, R. Varma Penmetsa, Colby G. Starker, et al.. (2007). An ERF Transcription Factor in Medicago truncatula That Is Essential for Nod Factor Signal Transduction. The Plant Cell. 19(4). 1221–1234. 235 indexed citations

12.

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

13.

Ané, Jean‐Michel, G. B. Kiss, Brendan K. Riely, et al.. (2004). Medicago truncatula DMI1 Required for Bacterial and Fungal Symbioses in Legumes. Science. 303(5662). 1364–1367. 358 indexed citations

14.

Mitra, Raka M., Sidney L. Shaw, & Sharon R. Long. (2004). Six nonnodulating plant mutants defective for Nod factor-induced transcriptional changes associated with the legume-rhizobia symbiosis. Proceedings of the National Academy of Sciences. 101(27). 10217–10222. 108 indexed citations

15.

Barnett, Melanie J., et al.. (2004). A dual-genome Symbiosis Chip for coordinate study of signal exchange and development in a prokaryote–host interaction. Proceedings of the National Academy of Sciences. 101(47). 16636–16641. 217 indexed citations

16.

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

17.

Shaw, Sidney L. & Sharon R. Long. (2003). Nod Factor Elicits Two Separable Calcium Responses in Medicago truncatula Root Hair Cells. PLANT PHYSIOLOGY. 131(3). 976–984. 126 indexed citations

18.

Ehrhardt, David W., et al.. (1996). Calcium Spiking in Plant Root Hairs Responding to Rhizobium Nodulation Signals. Cell. 85(5). 673–681. 460 indexed citations breakdown →

19.

Rushing, Brenda G., Melanie Yelton, & Sharon R. Long. (1991). Genetic and physical analysis of thenodD3region ofRhizobium meliloti. Nucleic Acids Research. 19(4). 921–927. 23 indexed citations

20.

Egelhoff, Thomas, R F Fisher, Thomas Jacobs, John Mulligan, & Sharon R. Long. (1985). Nucleotide Sequence of Rhizobium meliloti 1021 Nodulation Genes: nodD Is Read Divergently from nodABC. DNA. 4(3). 241–248. 129 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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