1. Reshma Basak and Rishikesh Narayanan, Spatially dispersed synapses yield sharply-tuned place cell responses through dendritic spike initiation, The Journal of Physiology (London), In press, June 2018. [PDF File] [Article at publisher's site] [Earlier preprint version at bioRxiv]
   [Perspective on this article by Szabolcs Káli in the same issue of J Physiology]
2. Divyansh Mittal and Rishikesh Narayanan, Degeneracy in the robust expression of spectral selectivity, subthreshold oscillations and intrinsic excitability of entorhinal stellate cells, Journal of Neurophysiology, In press, May 2018. [Article at publisher's site] [Earlier preprint version at bioRxiv]
3. Anindita Das and Rishikesh Narayanan, Theta-frequency selectivity in the somatic spike triggered average of rat hippocampal pyramidal neurons is dependent on HCN channels, Journal of Neurophysiology, 118(4): 2251-2266, October 2017. [PDF File] [Article at publisher's site]
4. Chinmayee L Mukunda and Rishikesh Narayanan, Degeneracy in the regulation of short-term plasticity and synaptic filtering by presynaptic mechanisms, The Journal of Physiology (London), 595(8): 2611-2637, April 2017. [PDF File] [Article at publisher's site]
   [Perspective on this article by Astrid Prinz in the same issue of J Physiology]
5. Sufyan Ashhad and Rishikesh Narayanan, Active dendrites regulate the impact of gliotransmission on rat hippocampal pyramidal neurons, Proceedings of the National Academy of Sciences (USA), 113(23): E3280-E3289, June 2016. [PDF File] [Article at publisher's site]
   [Highlighted as part of "In This Issue" in PNAS]
6. Rahul Kumar Rathour, Ruchi Malik and Rishikesh Narayanan, Transient potassium channels augment degeneracy in hippocampal active dendritic spectral tuning, Scientific Reports, 6, 24678: 1-14, April 2016. [PDF File] [Supplementary PDF File] [Article at publisher's site]
7. Sunandha Srikanth and Rishikesh Narayanan, Variability in state-dependent plasticity of intrinsic properties during cell-autonomous self-regulation of calcium homeostasis in hippocampal model neurons, eNeuro, 2(4), e0053-15.2015: 1-24, August 2015. [PDF File] [Article at publisher's site]
8. Anindita Das and Rishikesh Narayanan, Active dendrites mediate stratified gamma-range coincidence detection in hippocampal model neurons, The Journal of Physiology (London), 593(16): 3549–3576, August 2015. [PDF File] [Article at publisher's site]
9. Manisha Sinha and Rishikesh Narayanan, HCN channels enhance spike phase coherence and regulate the phase of spikes and LFPs in the theta-frequency range, Proceedings of the National Academy of Sciences (USA), 112(17): E2207-E2216, April 2015. [PDF File] [Article at publisher's site]
10. Sufyan Ashhad, Daniel Johnston and Rishikesh Narayanan, Activation of InsP₃ receptors is sufficient for inducing graded intrinsic plasticity in rat hippocampal pyramidal neurons, Journal of Neurophysiology, 113(7): 2002-2013, April 2015. [PDF File] [Article at publisher's site]
11. Arun Anirudhan and Rishikesh Narayanan, Analogous synaptic plasticity profiles emerge from disparate channel combinations, The Journal of Neuroscience, 35(11): 4691-4705, March 2015. [PDF File] [Article at publisher's site]
12. Neha Dhupia, Rahul Kumar Rathour and Rishikesh Narayanan, Dendritic atrophy constricts functional maps in resonance and impedance properties of hippocampal model neurons, Frontiers in Cellular Neuroscience, 8, 456: 1-17, January 2015. [PDF file] [Article at publisher's site]
13. Poonam Mishra and Rishikesh Narayanan, High-conductance states and A-type K⁺ channels are potential regulators of the conductance-current balance triggered by HCN channels, Journal of Neurophysiology, 113(1): 23-43, January 2015. [PDF File] [Article at publisher's site]
14. Rahul Kumar Rathour and Rishikesh Narayanan, Homeostasis of functional maps in active dendrites emerges in the absence of individual channelostasis, Proceedings of the National Academy of Sciences (USA), 111(17): E1787-E1796, April 2014. [PDF File] [Article at publisher's site]
    [Highlighted as part of "In This Issue" in PNAS]
15. Anindita Das and Rishikesh Narayanan, Active dendrites regulate spectral selectivity in location-dependent spike initiation dynamics of hippocampal model neurons, The Journal of Neuroscience, 34(4): 1195-1211, January 2014. [PDF file] [Article at publisher's site]
16. Mohan Raghavan, Bharadwaj Amrutur, Rishikesh Narayanan and Sujit Sikdar, Synconset waves and chains: Spiking onsets in synchronous populations predict and are predicted by network structure, PLoS One, 8(10), e74910:1–17, October 2013. [PDF file] [Article at publisher's site]
17. Sufyan Ashhad and Rishikesh Narayanan, Quantitative interactions between the A-type K⁺ current and inositol trisphosphate receptors regulate intraneuronal Ca²⁺ waves and synaptic plasticity, The Journal of Physiology (London), 591 (7): 1645–1669, April 2013. [PDF file] [Article at publisher's site] [Code] [Code at ModelDB]
    [Highlighted in a virtual issue of The Journal of Physiology on "Biophysics and Breakthroughs", 28 February 2014]
18. Suraj Honnuraiah and Rishikesh Narayanan, A calcium-dependent plasticity rule for HCN channels maintains activity homeostasis and stable synaptic learning, PLoS One, 8(2), e55590: 1–17, February 2013. [PDF file][Supplementary PDF File] [Article at publisher's site]
19. Rahul Kumar Rathour and Rishikesh Narayanan, Inactivating ion channels augment robustness of subthreshold intrinsic response dynamics to parametric variability in hippocampal model neurons, The Journal of Physiology (London), 590 (22): 5629–5652, November 2012. [PDF File] [Supplementary PDF File] [Article at publisher's site]
    [Highlighted in a virtual issue of The Journal of Physiology on "Biophysics and Discovery", 6 January 2013]
    
20. Rahul Kumar Rathour and Rishikesh Narayanan, Influence fields: A quantitative framework for the representation and analysis of active dendrites, Journal of Neurophysiology, 107(9): 2313–2334, May 2012. [PDF File] [Article at publisher's site]
    
    
    
21. Rishikesh Narayanan, Kevin Dougherty and Daniel Johnston, Calcium store depletion induces persistent perisomatic increases in the functional density of h channels in hippocampal pyramidal neurons, Neuron, 68(5): 921–935, December 2010. [PDF File] [Supplementary PDF File] [Article at publisher's site]
    [Preview to this article by Stefan Schmidt and Barbara Ehrlich in the same issue of Neuron]
    [Highlighted in "Editor's choice" of Science Signaling, 14 December 2010]
    
22. Rishikesh Narayanan and Daniel Johnston, The h current is a candidate mechanism for regulating the sliding modification threshold in a BCM-like synaptic learning rule, Journal of Neurophysiology,104(2): 1020-1033, August 2010. [PDF file] [Article at publisher's site] [Code] [Code at ModelDB]
23. Rishikesh Narayanan and Sumantra Chattarji, Computational analysis of the impact of chronic stress on intrinsic and synaptic excitability in the hippocampus, Journal of Neurophysiology, 103(6): 3070-3083, June 2010. [PDF File] [Article at publisher's site] [Code] [Code at ModelDB]
24. Rishikesh Narayanan and Daniel Johnston, The h channel mediates location dependence and plasticity of intrinsic phase response in rat hippocampal neurons, The Journal of Neuroscience, 28(22): 5846-5860, May 2008. [PDF File] [Supplementary PDF File] [Article at publisher's site] [Code] [Code at ModelDB]
    
25. Rishikesh Narayanan and Daniel Johnston, Long-term potentiation in rat hippocampal neurons is accompanied by spatially widespread changes in intrinsic oscillatory dynamics and excitability, Neuron, 56(6): 1061-1075, December 2007. [PDF File] [Supplementary PDF File] [Article at publisher's site] [Code] [Code at ModelDB]
    [Minireview covering this article by Stephen Williams et al. in the same issue of Neuron]
    
26. Rishikesh Narayanan, Anusha Narayan and Sumantra Chattarji, A probabilistic framework for region-specific remodeling of dendrites in three-dimensional neuronal reconstructions, Neural Computation, 17(1): 75-96, January 2005. [PDF File] [Article at publisher's site] [Code] [Code at ModelDB]
27. Rishikesh Narayanan and Y. V. Venkatesh, A computational model for the development of simple-cell receptive fields spanning the regimes before and after eye-opening, Neurocomputing, 50: 125-158, January 2003. [PDF File] [Article at publisher's site] [Code] [Code at ModelDB]
28. Rishikesh Narayanan and Y. V. Venkatesh, Shape recognition using an invariant pulse code and a hierarchical competitive neural network, Pattern Recognition, 34(4): 841-853, April 2001. [PDF File] [Article at publisher's site]
29. Y. V. Venkatesh and Rishikesh Narayanan, Self-organizing neural networks based on spatial isomorphism for active contour modeling, Pattern Recognition, 33(7): 1239-1250, July 2000. [PDF File] [Article at publisher's site]

Reviews/Previews/Perspectives

Conference Proceedings

1. Rishikesh Narayanan and Y. V. Venkatesh, Experiments on three-dimensional wire-frame object recognition, Proceedings of the International Conference on Neural Information Processing, 21-23 October 1998, Kitakyushu, Japan. Link
2. Rishikesh Narayanan and Y. V. Venkatesh, An invariant pulse-coder for 2-D shape recognition, Proceedings of the International Conference on Information, Communications and Signal Processing, 9-12 September 1997, Singapore. Link to IEEE website
3. Y. V. Venkatesh and Rishikesh Narayanan, Some applications of active contours using ANN's isomorphic to boundaries, Proceedings of the International Conference on Information, Communications and Signal Processing, 9-12 September 1997, Singapore. Link to IEEE website
4. Y. V. Venkatesh and Rishikesh Narayanan, Modelling active contours using neural networks isomorphic to boundaries, Proceedings of the International Conference on Neural Networks, 9-12 June 1997, Houston, Texas, USA. Link to IEEE website
   

Conference Abstracts

1. Manisha Sinha and Rishikesh Narayanan, An emergent model of hippocampal sharp wave ripple complexes reveals sublayer-specific stratified disparities, Presented at the Society for Neuroscience Annual Meeting, 11-15 November 2017, Washington, D.C., USA, Program No. 615.18. [Link to abstract] [PDF file]
2. Anindita Das and Rishikesh Narayanan, Location-dependence of spike triggered average and gamma-range coincidence detection in rat hippocampal pyramidal neuronal dendrites, Gordon Research Seminar/ Conference on Dendrites: Molecules, structure and function, 25–31 March 2017, Lucca (Barga), Italy.
3. Sufyan Ashhad and Rishikesh Narayanan, Active dendritic conductances regulate the impact of gliotransmission on rat hippocampal pyramidal neurons, Presented at Society for Neuroscience Annual Meeting, 12-16 November 2016, San Diego, USA, Program No. 211.28. [Link to abstract] [PDF file]
4. Poonam Mishra and Rishikesh Narayanan, Degenerate mechanisms mediate decorrelation and pattern separation in the dentate gyrus, Presented at Society for Neuroscience Annual Meeting, 12-16 November 2016, San Diego, USA, Program No. 263.08. [Link to abstract] [PDF file]
5. Sunandha Srikanth and Rishikesh Narayanan, Intrinsic plasticity during state-dependent calcium homeostasis in hippocampal model neurons, Society for Neuroscience Annual Meeting, 17-21 October 2015, Chicago, IL, USA, Program No. 672.19. [Link to abstract] [PDF file]
6. Rahul Kumar Rathour and Rishikesh Narayanan, Modulation of intrinsic response dynamics by subthreshold inactivating conductances in rat hippocampal pyramidal neurons, Society for Neuroscience Annual Meeting, 15-19 November 2014, Washington, D.C., USA, Program No. 299.24. [Link to abstract] [PDF file]
7. Manisha Sinha and Rishikesh Narayanan, Subthreshold conductances regulate local field potentials and theta-frequency spike phase preference of hippocampal model neurons, Society for Neuroscience Annual Meeting, 15-19 November 2014, Washington, D.C., USA, Program No. 686.07. [Link to abstract] [PDF file]
8. Sufyan Ashhad, Daniel Johnston and Rishikesh Narayanan, Activation of inositol tris-phosphate receptors is sufficient for inducing graded intrinsic plasticity in hippocampal pyramidal neurons, Society for Neuroscience Annual Meeting, 15-19 November 2014, Washington, D.C., USA, Program No. 686.10. [Link to abstract] [PDF file]
9. Manisha Sinha and Rishikesh Narayanan, HCN channels regulate theta-frequency spike phase preference of hippocampal model neurons, Gordon Research Seminar/ Conference on Dendrites: Molecules, structure and function, 18–24 May 2013, Les Diablerets, Switzerland.
10. Anindita Das and Rishikesh Narayanan, Dendritic voltage-gated ion channels regulate feature selectivity in spiking dynamics of hippocampal model neurons, Gordon Research Seminar/ Conference on Dendrites: Molecules, structure and function, 18–24 May 2013, Les Diablerets, Switzerland.
11. Sufyan Ashhad and Rishikesh Narayanan, The A-type potassium current regulates ER calcium release through inositol trisphosphate receptors in a hippocampal pyramidal cell model, Society for Neuroscience Annual Meeting, 13–17 October 2012, New Orleans, LA, USA, Program No. 340.05. [Link to abstract] [PDF file]
12. Rahul Rathour and Rishikesh Narayanan, Influence fields: A quantitative framework for the representation and analysis of functional maps within a single neuron, Gordon Research Seminar/ Conference on Dendrites: Molecules, structure and function, 13–18 March, 2011, Ventura, CA, USA.
13. Rishikesh Narayanan and Daniel Johnston, Intracellular calcium store depletion in rat hippocampal neurons induces long-term increases in the h current, Society for Neuroscience Annual Meeting, Program No. 240.20, 15-19 November 2008, Washington, DC, USA. [Link to abstract] [PDF file]
14. Clifton Rumsey, Rishikesh Narayanan and Daniel Johnston, Intraneuronal resonance and frequency response properties of CA1 pyramidal neuron models, Society for Neuroscience Annual Meeting, Program no. 587.12, 3-7 November 2007, San Diego, CA, USA. [Link to abstract] [PDF file]
15. Rishikesh Narayanan and Daniel Johnston, Activity-dependent increase of intrinsic oscillatory frequency in rat hippocampal neurons, Society for Neuroscience Annual Meeting, Program no. 42.6, 14-18 October 2006, Atlanta, GA, USA. [Link to abstract] [PDF file]
16. Rishikesh Narayanan, Darrin H. Brager, Yuan Fan and Daniel Johnston, I_h as a candidate mechanism for sliding the BCM modification threshold, Society for Neuroscience Annual Meeting, Program no. 737.5, 12-16 November 2005, Washington DC, USA. [PDF file]
17. Rishikesh Narayanan, Luke R. Johnson, Hannah H. Alphs, Joseph E. LeDoux and Sumantra Chattarji, Biophysical correlates of intrinsic and stress-induced morphological variability in lateral amygdaloid neurons: A computational study, Society for Neuroscience Annual Meeting, Program no. 517.7, 23-27 October 2004, San Diego, CA, USA. [PDF file]
18. Rishikesh Narayanan, Anusha Narayan and Sumantra Chattarji, Computational analysis of the effects of chronic stress on hippocampal excitability: From neurons to network, Society for Neuroscience Annual Meeting, 8-12 November 2003, Program no. 192.5, New Orleans, LA, USA. [PDF file]