Computational Biophysics
@ USF Physics


Google Scholar Citations

Refereed Journal Publications

  1. Perez C and Ullah G. Reduced cooperativity of voltage-gated sodium channels in the hippocampal interneurons of aged mouse model of Alzheimer's disease, (2017) In review

  2. Shafiq‐ul‐Hassan M, Zhang G G, Hunt D C, Latifi K, Ullah G, Gillies R J, Moros E G. Accounting for reconstruction kernel-induced variability in CT radiomic features using noise power spectra, (2017) In review

  3. Hübel N, Mahshid S Hosseini-Zare, Ziburkus J, and Ullah G. The role of glutamate in neuronal ion homeostasis: a case study of spreading depolarization, (2017) In review

  4. Toglia P, Ullah G, and Pearson J E. Analyzing optical imaging of Ca2+ signals via TIRF microscopy: the limits on resolution due to chemical rates and depth of the channels, Cell Calcium (2017) 67:65-73.

  5. Shafiq‐ul‐Hassan M, Zhang G G, Latifi K, Ullah G, Hunt D C, Balagurunathan Y, Abdullah M A, Schabath M B, Goldgof D G, Mackin D, Court L E, Gillies R J, Moros E G. Intrinsic dependencies of CT Radiomics features on voxel size and number of gray levels, Medical Physics (2017) 44(3): 1050-1062.

  6. Perez C, Ziburkus J, and Ullah G. Analyzing and modeling the dysfunction of inhibitory neurons in Alzheimer's disease, PLoS One, (2016) 11(12): e0168800.

  7. Toglia P and Ullah G. The Gain-of-Function Enhancement of IP3-Receptor Channel Gating by Familial Alzheimer's Disease-Linked Presenilin Mutants Increases the Open Probability of Mitochondrial Permeability Transition Pore, Cell Calcium, (2016) 60(2) 13-24.

  8. Ullah G and Ullah A. Mode switching of inositol 1,4,5-trisphosphate receptor channel shapes the spatiotemporal scales of Ca2+ signals, Journal of Biological Physics, (2016) DOI:10.1007/s10867-016-9419-2

  9. Toglia P, Cheung KH, Mak DOD, and Ullah G. Impaired mitochondrial function due to familial Alzheimers disease-causing presenilins mutants via Ca2+ disruptions, Cell Calcium, (2016) 59(5) 240-250.

  10. Hübel N and Ullah G. Astrocytes swell more than neurons during prolonged depolarizations in anions-dependent manner, PLoS One, (2016) 11(3):e0147060
    Code for this paper can be found Here

  11. Hübel N, Andrew DR, and Ullah G. Large extracellular space leads to neuronal susceptibility to ischemic injury in Na+/K+ pumps-dependent manner, Journal of Computational Neuroscience, (2016) 40(2) 177-192
    Code for this paper can be found Here

  12. Mak DOD, Cheung KH, Toglia P, Foskett JK, and Ullah G. Analyzing and quantifying the gain-of-function enhancement of IP3 receptor gating by Familial Alzheimer’s disease-causing mutant presenilins, PLoS Computational Biology, 11(10) (2015) e1004529.

  13. Ullah G, Demuro A, Parker I, and Pearson JE. Analyzing and modeling the kinetics of amyloid beta pores associated with Alzheimer’s disease pathology, PLoS ONE 10(9) (2015) e0137357.
    Code for this paper can be found Here

  14. Ullah G, Wei Y, Dahlem MA, Wechselberger M, Schiff SJ. The role of cell volume in the dynamics of seizure, spreading depression, and anoxic depolarization, PLoS Computational Biology, 11(8) (2015) e1004414.
    Code for this paper can be found here

  15. Wei Y, Ullah G, Schiff SJ, Unification of neuronal spikes, seizures, and spreading depression, Journal of Neuroscience, 34(35) (2014) 11733.
    Code for this paper can be found here

  16. Ullah A, Jung P, Ullah G, and Machaca K. The role of IP3 receptor channel clustering in Ca2 + wave propagation during oocyte maturation, Progress in Molecular Biology and Translational Science, 123 (2014) 83.

  17. Wei Y, Ullah G, Ingram J, and Schiff SJ. Oxygen and seizure dynamics: II. Computational modeling, Journal of Neurophysiology, 112(2) (2014) 213.

  18. Bruno W, Ullah G, Mak DOD, and Pearson JE. Automated maximum likelihood separation of signal from baseline in noisy quantal data, Biophysical Journal, 105 (2013) 68..
    Code for this paper can be found here

  19. Vais H, Foskett KJ, Ullah G, Pearson JE, and Mak DOD. Permeant calcium ion feedback regulation of single inositol 1,4,5-trisphosphate receptor channel gating, Journal of General Physiology, 140 (2012) 697. Evaluated as "Very Good" by Faculty of 1000 View.


  20. Ullah G, Mak DOD, and Pearson JE. A data-driven model of a modal gated ion channel: the inositol 1,4,5-trisphosphate receptor in insect Sf9 cell, Journal of General Physiology, 140 (2012) 159.

  21. Ullah G, Bruno W, and Pearson JE. Simplification of reversible Markov chains by removal of states with low equilibrium occupancy, Journal of Theoretical Biology, 311 (2012) 117.
    Code for this paper can be found Here

  22. Ullah G, Parker I, Mak DOD, and Pearson JE. Multi-scale data-driven modeling and observation of calcium puffs, Cell Calcium, 52, (2012) 152.

  23. Ahmad F, Ullah G, and Kim SH. A neighborhood method for statistical analysis of fMRI data, Open Journal of Biophysics, 2(1) (2012) 15.

  24. Ullah G and Schiff SJ. Assimilating seizure dynamics, PLoS Computational Biology, 6 (2010), e1000776.
    Code for this paper can be found Here

  25. Swaminathan D, Ullah G, and Jung P. A simple sequential-binding model for Calcium puffs, Chaos, 19 (2009) 037109.

  26. Ullah G and Schiff SJ. Tracking and control of neuronal Hodgkin-Huxley dynamics, Physical Review E, 79, 040901(R) (2009).
    Code for this paper can be found Here

  27. Ullah G, Cressman JR, Barreto E, and Schiff SJ. The influence of sodium and potassium dynamics on excitability, seizures, and the stability of persistent states: II. Network and glial dynamics, Journal of Computational Neuroscience, 26 (2009) 171.
    Code for this paper can be found here

  28. Cressman JR, Ullah G, Ziburkus J, Schiff SJ, and Barreto E. The influence of sodium and potassium dynamics on excitability, seizures, and the stability of persistent states: I. Single neuron dynamics, Journal of Computational Neuroscience, 26 (2009) 159.
    Code for this paper can be found here

  29. Ullah G, Jung P, and Machaca K. Modelling Ca signaling differentiation during oocyte maturation", Cell Calcium, 42 (2007) 556

  30. Ullah G and Jung P. Modeling the statistics of elementary calcium release events, Biophysical Journal, 90 (2006) 3485.

  31. Ullah G, Jung P, and Cornell-Bell AH. Anti-phase calcium oscillations in Astrocytes via inositol 1,4,5-trisphosphate regeneration. ", Cell Calcium, 39 (2006) 197.

  32. Jung P, Neiman AB, Afghan MKN, Nadkarni S, and Ullah G. Thermal activation by power-limited coloured noise, New Journal of Physics, 7 (2005) 17. .



Invited Review

  1. Ghanim Ullah and Steven J. Schiff, Models of epilepsy, Scholarpedia, 4(7) (2009) 1409.


Refereed Conference Proceedings

  1. Wei Y, Ullah G, Ingram J, and Schiff SJ. Oxygen dynamics during in vitro seizures, Computational Neuroscience Meeting, in BMC Neuroscience, 13 (s1) (2012) O20.

  2. Wei Y, Ullah G, Parekh R, Ziburkus J, and Schiff SJ, Kalman filter tracking of intracellular neuronal voltage and current, 50th IEEE Conference on Decision and Control and European Control Conference, (2011) 12-15.

  3. Ullah G and Schiff SJ, Tracking neuronal dynamics during seizures, Computational Neuroscience Meeting, in BMC Neuroscience, 11 (s1) (2010) O9.

  4. Ullah G and Schiff SJ, Assimilating and controlling seizure dynamics, American Epilepsy Society Meeting, in Epilepsia, 50 (s11) (2009) 395.

  5. Ullah G, Cressman JR, and Schiff SJ, Modeling the cellular interaction mechanism responsible for seizures, American Epilepsy Society Meeting, in Epilepsia, 49 (s7) (2008) 355.

  6. Ullah G, Cressman JR, and Schiff SJ, Modeling the interplay between interneuron and pyramidal cell during seizures, Computational Neuroscience Meeting, in BMC Neuroscience, 9 (2008) P145.

  7. Cressman JR, Ullah G, Ziburkus J, Barreto E, and Schiff SJ, Ion concentration dynamics: mechanisms for bursting and seizing, Computational Neuroscience Meeting, in BMC Neuroscience 9 (2008), O9.

  8. Ullah G, Cressman JR, Barreto E, and Schiff SJ, The role of glia in seizures, Computational Neuroscience Meeting, in BMC Neuroscience, 8 (2007) P28.

  9. Cressman JR, Ullah G, Ziburkus J, Barreto E, and Schiff SJ, Slow potassium dynamics and seizure evolution, Computational Neuroscience Meeting, in BMC Neuroscience, 8 (2007) P80.