Steve Ramirez

5.5k total citations · 3 hit papers
39 papers, 3.3k citations indexed

About

Steve Ramirez is a scholar working on Cognitive Neuroscience, Cellular and Molecular Neuroscience and Neurology. According to data from OpenAlex, Steve Ramirez has authored 39 papers receiving a total of 3.3k indexed citations (citations by other indexed papers that have themselves been cited), including 32 papers in Cognitive Neuroscience, 27 papers in Cellular and Molecular Neuroscience and 6 papers in Neurology. Recurrent topics in Steve Ramirez's work include Memory and Neural Mechanisms (30 papers), Neuroscience and Neuropharmacology Research (26 papers) and Photoreceptor and optogenetics research (11 papers). Steve Ramirez is often cited by papers focused on Memory and Neural Mechanisms (30 papers), Neuroscience and Neuropharmacology Research (26 papers) and Photoreceptor and optogenetics research (11 papers). Steve Ramirez collaborates with scholars based in United States, Switzerland and Netherlands. Steve Ramirez's co-authors include Susumu Tonegawa, Xu Liu, Roger L. Redondo, Petti T. Pang, Arvind Govindarajan, Corey B. Puryear, Karl Deisseroth, Xu Liu, Junghyup Suh and Pei-Ann Lin and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Steve Ramirez

35 papers receiving 3.3k 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.

Optogenetic stimulation of a hippocampal engram activates fear memory recall

2012 1.1k citations Xu Liu, Steve Ramirez et al. profile →
Creating a False Memory in the Hippocampus

2013 612 citations Steve Ramirez, Xu Liu et al. Science profile →
Memory Engram Cells Have Come of Age

2015 390 citations Susumu Tonegawa, Xu Liu et al. Neuron profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Steve Ramirez United States	18	2.3k	2.3k	551	425	323	39	3.3k
Dheeraj S. Roy United States	18	2.1k 0.9×	2.0k 0.9×	650 1.2×	405 1.0×	442 1.4×	23	3.5k
Roger L. Redondo Switzerland	11	2.2k 1.0×	2.3k 1.0×	528 1.0×	359 0.8×	281 0.9×	20	3.2k
Michele Pignatelli United States	14	2.2k 0.9×	2.1k 0.9×	551 1.0×	432 1.0×	264 0.8×	21	3.1k
Maria Toledo‐Rodriguez United Kingdom	18	2.5k 1.1×	2.1k 1.0×	860 1.6×	372 0.9×	276 0.9×	23	3.7k
Jeanne T. Paz United States	22	2.5k 1.1×	1.9k 0.8×	844 1.5×	714 1.7×	233 0.7×	37	4.1k
Eric L. Hargreaves United States	27	2.0k 0.8×	2.0k 0.9×	289 0.5×	402 0.9×	206 0.6×	54	3.0k
Li I. Zhang United States	40	3.2k 1.4×	4.1k 1.8×	895 1.6×	354 0.8×	332 1.0×	74	5.8k
Tomás J. Ryan United States	18	2.1k 0.9×	1.7k 0.8×	781 1.4×	405 1.0×	175 0.5×	34	3.0k
Johannes J. Letzkus Germany	21	3.2k 1.4×	3.0k 1.3×	862 1.6×	361 0.8×	593 1.8×	29	4.4k
Junghyup Suh United States	14	1.9k 0.8×	1.9k 0.8×	446 0.8×	312 0.7×	303 0.9×	20	2.8k

Countries citing papers authored by Steve Ramirez

Since Specialization

Citations

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

Fields of papers citing papers by Steve Ramirez

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Steve Ramirez. 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 Steve Ramirez. The network helps show where Steve Ramirez may publish in the future.

Co-authorship network of co-authors of Steve Ramirez

This figure shows the co-authorship network connecting the top 25 collaborators of Steve Ramirez. A scholar is included among the top collaborators of Steve Ramirez 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 Steve Ramirez. Steve Ramirez 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

Thunemann, Martin, et al.. (2025). Reactivation of memory-associated neurons induces downstream suppression of competing neuronal populations. Proceedings of the National Academy of Sciences. 122(14). e2410101122–e2410101122.

Yuan, Bingbing, et al.. (2024). Chronic activation of a negative engram induces behavioral and cellular abnormalities. eLife. 13. 2 indexed citations

Nayeem, Md Osman Goni, Ernesto Criado-Hidalgo, John A. White, et al.. (2024). An implantable piezoelectric ultrasound stimulator (ImPULS) for deep brain activation. Nature Communications. 15(1). 4601–4601. 34 indexed citations

Ramirez, Steve, et al.. (2024). Engram reactivation mimics cellular signatures of fear. Cell Reports. 43(3). 113850–113850. 11 indexed citations

Ramirez, Steve, et al.. (2024). Prelimbic cortex ensembles promote appetitive learning-associated behavior. Learning & Memory. 31(1-2). a053892–a053892. 2 indexed citations

Ramirez, Steve, et al.. (2024). Engrams: From Behavior to Brain-Wide Networks. Advances in neurobiology. 38. 13–28.

Linghu, Changyang, Bobae An, Monika Shpokayte, et al.. (2023). Recording of cellular physiological histories along optically readable self-assembling protein chains. Nature Biotechnology. 41(5). 640–651. 16 indexed citations

Fernandez, Fernando R., et al.. (2023). Theta-phase-specific modulation of dentate gyrus memory neurons. eLife. 12. 4 indexed citations

Shpokayte, Monika, et al.. (2023). Chronic Gq activation of ventral hippocampal neurons and astrocytes differentially affects memory and behavior. Neurobiology of Aging. 125. 9–31. 12 indexed citations

10.

Zaki, Yosif, et al.. (2022). Social reactivation of fear engrams enhances memory recall. Proceedings of the National Academy of Sciences. 119(12). 10 indexed citations

11.

Shpokayte, Monika, Bingbing Yuan, Fernando R. Fernandez, et al.. (2022). Hippocampal cells segregate positive and negative engrams. Communications Biology. 5(1). 1009–1009. 32 indexed citations

12.

Zaki, Yosif, et al.. (2022). Hippocampus and amygdala fear memory engrams re-emerge after contextual fear relapse. Neuropsychopharmacology. 47(11). 1992–2001. 27 indexed citations

13.

Ramirez, Steve, et al.. (2022). Hippocampal fear engrams modulate ethanol‐induced maladaptive contextual generalization in mice. Hippocampus. 32(10). 707–715. 1 indexed citations

14.

Grella, Stephanie L., et al.. (2022). Reactivating hippocampal-mediated memories during reconsolidation to disrupt fear. Nature Communications. 13(1). 4733–4733. 18 indexed citations

15.

Grella, Stephanie L., et al.. (2020). Social behavior in mice following chronic optogenetic stimulation of hippocampal engrams. Neurobiology of Learning and Memory. 176. 107321–107321. 6 indexed citations

16.

Murawski, Nathen J., et al.. (2020). Chronic activation of fear engrams induces extinction‐like behavior in ethanol‐exposed mice. Hippocampus. 31(1). 3–10. 9 indexed citations

17.

Ramirez, Steve, et al.. (2020). Linking Social Cognition to Learning and Memory. Journal of Neuroscience. 40(46). 8782–8798. 37 indexed citations

18.

Denny, Christine A., Evan P. Lebois, & Steve Ramirez. (2017). From Engrams to Pathologies of the Brain. Frontiers in Neural Circuits. 11. 23–23. 41 indexed citations

19.

Tonegawa, Susumu, Xu Liu, Steve Ramirez, & Roger L. Redondo. (2015). Memory Engram Cells Have Come of Age. Neuron. 87(5). 918–931. 390 indexed citations breakdown →

20.

Ramirez, Steve, Xu Liu, Pei-Ann Lin, et al.. (2013). Creating a False Memory in the Hippocampus. Science. 341(6144). 387–391. 612 indexed citations breakdown →

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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