Karri Lämsä

5.3k total citations · 1 hit paper
39 papers, 4.1k citations indexed

About

Karri Lämsä is a scholar working on Cellular and Molecular Neuroscience, Cognitive Neuroscience and Molecular Biology. According to data from OpenAlex, Karri Lämsä has authored 39 papers receiving a total of 4.1k indexed citations (citations by other indexed papers that have themselves been cited), including 38 papers in Cellular and Molecular Neuroscience, 27 papers in Cognitive Neuroscience and 11 papers in Molecular Biology. Recurrent topics in Karri Lämsä's work include Neuroscience and Neuropharmacology Research (38 papers), Neural dynamics and brain function (23 papers) and Memory and Neural Mechanisms (10 papers). Karri Lämsä is often cited by papers focused on Neuroscience and Neuropharmacology Research (38 papers), Neural dynamics and brain function (23 papers) and Memory and Neural Mechanisms (10 papers). Karri Lämsä collaborates with scholars based in United Kingdom, Hungary and Finland. Karri Lämsä's co-authors include Kai Kaila, Dimitri M. Kullmann, Juha Voipio, Eva Ruusuvuori, Hannele Lahtinen, John A. Payne, Märt Saarma, Claudio Rivera, Ulla Pirvola and Tomi Taira and has published in prestigious journals such as Nature, Science and Neuron.

In The Last Decade

Karri Lämsä

38 papers receiving 4.1k 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 K+/Cl− co-transporter KCC2 renders GABA hyperpolarizing during neuronal maturation

1999 1.7k citations Juha Voipio, Karri Lämsä et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Karri Lämsä United Kingdom	27	3.5k	1.8k	1.7k	454	364	39	4.1k
Kaspar E. Vogt Switzerland	30	3.2k 0.9×	1.7k 1.0×	1.8k 1.1×	428 0.9×	415 1.1×	62	4.6k
Guillermo González‐Burgos United States	38	3.3k 0.9×	2.8k 1.6×	1.5k 0.9×	346 0.8×	294 0.8×	60	5.0k
Takanori Hashimoto Japan	24	3.4k 1.0×	2.1k 1.2×	1.8k 1.1×	403 0.9×	570 1.6×	52	5.3k
Kazu Nakazawa United States	33	3.8k 1.1×	2.4k 1.4×	1.9k 1.1×	671 1.5×	557 1.5×	52	5.6k
Øivind Hvalby Norway	31	3.5k 1.0×	1.5k 0.9×	2.3k 1.4×	637 1.4×	414 1.1×	42	4.7k
Camilla Bellone Switzerland	33	3.5k 1.0×	1.3k 0.7×	2.3k 1.4×	470 1.0×	450 1.2×	53	4.9k
Beat H. Gähwiler Switzerland	35	3.9k 1.1×	1.6k 0.9×	2.0k 1.2×	469 1.0×	539 1.5×	62	4.8k
Georg Köhr Germany	34	3.7k 1.0×	1.1k 0.6×	2.7k 1.6×	502 1.1×	415 1.1×	71	4.9k
David W. Volk United States	31	4.1k 1.2×	2.4k 1.4×	2.5k 1.4×	572 1.3×	581 1.6×	43	6.6k
Tomi Taira Finland	35	2.4k 0.7×	1.1k 0.6×	1.5k 0.9×	325 0.7×	290 0.8×	95	3.4k

Countries citing papers authored by Karri Lämsä

Since Specialization

Citations

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

Fields of papers citing papers by Karri Lämsä

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Karri Lämsä

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

Szegedi, Viktor, Jonathan J. M. Landry, Pál Barzó, et al.. (2025). Adaptations of the axon initial segment in fast-spiking interneurons of the human neocortex support low action potential thresholds. PLoS Biology. 23(12). e3003549–e3003549.

Szegedi, Viktor, et al.. (2024). Aging-associated weakening of the action potential in fast-spiking interneurons in the human neocortex. Journal of Biotechnology. 389. 1–12. 2 indexed citations

Szegedi, Viktor, Miklós Erdélyi, Pál Barzó, et al.. (2023). HCN channels at the cell soma ensure the rapid electrical reactivity of fast-spiking interneurons in human neocortex. PLoS Biology. 21(2). e3002001–e3002001. 9 indexed citations

Szegedi, Viktor, Judith Baka, Pál Barzó, et al.. (2020). Robust perisomatic GABAergic self-innervation inhibits basket cells in the human and mouse supragranular neocortex. eLife. 9. 25 indexed citations

Szegedi, Viktor, et al.. (2017). High-Precision Fast-Spiking Basket Cell Discharges during Complex Events in the Human Neocortex. eNeuro. 4(5). ENEURO.0260–17.2017. 21 indexed citations

Szegedi, Viktor, et al.. (2016). Plasticity in Single Axon Glutamatergic Connection to GABAergic Interneurons Regulates Complex Events in the Human Neocortex. PLoS Biology. 14(11). e2000237–e2000237. 43 indexed citations

Ellender, Tommas J., et al.. (2014). Excitatory Effects of Parvalbumin-Expressing Interneurons Maintain Hippocampal Epileptiform Activity via Synchronous Afterdischarges. Journal of Neuroscience. 34(46). 15208–15222. 132 indexed citations

Szabó, András, József Somogyi, Bruno Cauli, et al.. (2012). Calcium-Permeable AMPA Receptors Provide a Common Mechanism for LTP in Glutamatergic Synapses of Distinct Hippocampal Interneuron Types. Journal of Neuroscience. 32(19). 6511–6516. 59 indexed citations

Somogyi, József, András Szabó, Péter Somogyi, & Karri Lämsä. (2012). Molecular analysis of ivy cells of the hippocampal CA1 stratum radiatum using spectral identification of immunofluorophores. Frontiers in Neural Circuits. 6. 35–35. 14 indexed citations

10.

Nissen, Wiebke, Amanda J. Law, Tracy Lane, et al.. (2011). Transgenic Overexpression of the Type I Isoform of Neuregulin 1 Affects Working Memory and Hippocampal Oscillations but not Long-term Potentiation. Cerebral Cortex. 22(7). 1520–1529. 56 indexed citations

11.

Harrison, Paul J., David Pritchett, J F Betts, et al.. (2011). Genetic mouse models relevant to schizophrenia: Taking stock and looking forward. Neuropharmacology. 62(3). 1164–1167. 14 indexed citations

12.

Oren, Iris, Wiebke Nissen, Dimitri M. Kullmann, Péter Somogyi, & Karri Lämsä. (2009). Role of Ionotropic Glutamate Receptors in Long-Term Potentiation in Rat Hippocampal CA1 Oriens-Lacunosum Moleculare Interneurons. Journal of Neuroscience. 29(4). 939–950. 76 indexed citations

13.

Lämsä, Karri, Joost H. Heeroma, Péter Somogyi, Dmitri A. Rusakov, & Dimitri M. Kullmann. (2007). Anti-Hebbian Long-Term Potentiation in the Hippocampal Feedback Inhibitory Circuit. Science. 315(5816). 1262–1266. 204 indexed citations

14.

Lämsä, Karri, Elaine E. Irvine, Karl-Peter Giese, & Dimitri M. Kullmann. (2007). NMDA receptor‐dependent long‐term potentiation in mouse hippocampal interneurons shows a unique dependence on Ca²⁺/calmodulin‐dependent kinases. The Journal of Physiology. 584(3). 885–894. 50 indexed citations

15.

Lämsä, Karri, Joost H. Heeroma, & Dimitri M. Kullmann. (2005). Hebbian LTP in feed-forward inhibitory interneurons and the temporal fidelity of input discrimination. Nature Neuroscience. 8(7). 916–924. 135 indexed citations

16.

Palva, J. Matias, Karri Lämsä, Sari E. Lauri, et al.. (2000). Fast network oscillations in the newborn rat hippocampus in vitro.. PubMed. 20(3). 1170–8. 65 indexed citations

17.

Lämsä, Karri, et al.. (1999). Synaptic Activation of GABA_AReceptors Induces Neuronal Uptake of Ca²⁺in Adult Rat Hippocampal Slices. Journal of Neurophysiology. 81(2). 811–816. 30 indexed citations

18.

Lämsä, Karri & Kai Kaila. (1997). Ionic Mechanisms of Spontaneous GABAergic Events in Rat Hippocampal Slices Exposed to 4-Aminopyridine. Journal of Neurophysiology. 78(5). 2582–2591. 82 indexed citations

19.

Kaila, Kai, Karri Lämsä, Sergei Smirnov, Tomi Taira, & Juha Voipio. (1997). Long-Lasting GABA-Mediated Depolarization Evoked by High-Frequency Stimulation in Pyramidal Neurons of Rat Hippocampal Slice Is Attributable to a Network-Driven, Bicarbonate-Dependent K⁺Transient. Journal of Neuroscience. 17(20). 7662–7672. 285 indexed citations

20.

Khalilov, Ilgam, Monique Esclapez, Igor Medina, et al.. (1997). A Novel In Vitro Preparation: the Intact Hippocampal Formation. Neuron. 19(4). 743–749. 125 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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