Research | Theory of Biological Systems

Pre-prints

L. A. Chacko, H. Nakoaka, R. G. Morris, W. Marshall, V. Anantharayanan, “Mitochondrial Function Regulates Cell Growth Kinetics to Actively Maintain Mitochondrial Homeostasis”, (2025)(BioRxiv:2025.03.31.646474)
J. Eckert, T. G. R. Andrews, J. Pollard, R. Priya, A. S. Yap and R. G. Morris, “Capturing Nematic Order on Tissue Surfaces of Arbitrary Geometry”, (2025) (BioRxiv:2025.01.28.635015).
J. R. Worsfold and R. G. Morris, “Noise-Induced Cycles in The Togashi-Kaneko Model”, (2025) (ArXiv:2503.03157).
R. E. Spinney and R. G. Morris, “Non-Stationary Critical Phenomena: Expanding The Critical Point” (2024) (ArXiv:2412.15627).
S. A. Rautu, R. G. Morris and M. Rao, “Active Morphodynamics of Intracellular Organelles in the Trafficking Pathway” (2024) (ArXiv:2409.19084).
J. Pollard and R. G. Morris, “Morse Theory and Meron Mediated Interactions Between Disclination Lines in Nematics” (2024) (ArXiv:2408.01032).
R. G. Morris, T. Daffron and M. S. Turner, “Solvated Membrane Nanodiscs: A Probe for the Effects of Gaussian Curvature” (ArXiv:1904.00710).

2025

J. Pollard and R. G. Morris, “Defect Dynamics in Cholesterics: Beyond the Peach-Koehler Force”, Soft Matter 21 (12) 2300-2316 (2025) (published, ArXiv:2412.08866).
J. Pollard, S. C. Al-Izzi and R. G. Morris, “Gauge Freedom and Objective Rates in Fluid Deformable Surfaces”, J. Fluid Mech. 1007 A32 (202r) (published, ArXiv:2406.18014).
R. E. Spinney and R. G. Morris, “A Dean-Kawasaki equation for reaction diffusion systems driven by Poisson noise”, J. Phys. A: Math & Theor. 58 (3) 035004 (2025) (published, ArXiv:2404.02487)
D. Currin-Ross, S. C. Al-Izzi, I. Noordstra, A. S. Yap, and R. G. Morris, “Advecting Scaffolds: Controlling The Remodelling Of Actomyosin With Anillin”, Phys. Rev. E 111 (2) 024403 (2025) (published, ArXiv:2402.07430).
S. C. Al-Izzi, D. V. Köster and R. G. Morris, “ATP-controlled Remodeling in Reconstituted Actomyosin”, Phys. Rev. Res. 7 (1) 013175 (2025) (published, ArXiv:2108.00764).

2024

C. F. Dickson, S. Hertel, J. Ruan, N. Ariotti, A. Tuckwell, N. Li, S. C. Al-Izzi, E. Sierecki, Y. Gambin, R. G. Morris, G. J. Towers, T. Boecking, D. A. Jacques, “The HIV capsid mimics karyopherin engagement of FG-nucleoporins”, Nature 626, 836–842 (2024) (published, BioRxiv:2023.03.23.534032).

2023

I. Noordstra, M. D. Hermoso, L. Schimmel, A. Bonfim-Melo, D. Currin-Ross, C. N. Duong, J. M. Kalappurakkal, R. G. Morris, D. Vestweber, S. Mayor, E. Gordon, P. Roca-Cusachs, A. S. Yap, “An E-cadherin-actin clutch translates the mechanical force of cortical flow for cell-cell contact to inhibit epithelial cell locomotion”, Developmental Cell 58 (18), 1748-1763. e6 (2023) (published, BioRxiv:2021.07.28.454239).
I. Noordstra, R. G. Morris and A. S. Yap, “Cadherins and the cortex: A matter of time?”, Curr. Op. Cell Biol. 80 102154 (2023) (published).
E. Crosato, J. N. Philippson, S. Thutupalli and R. G. Morris, “Dynamical demographic phases explain how population growth and mutation control the evolutionary impact of bottlenecks”, Phys. Rev. Research 5, 013093 (2023) (published, ArXiv:2202.08394).
S. C. Al-Izzi and R. G. Morris, “Morphodynamics of Active Nematic Fluid Surfaces”, J. Fluid. Mech, 957, A4 (2023) (published, ArXiv:2204.13930)

2022

R. E. Spinney, L. K. Lee & R. G. Morris, “Geometrical patterning of receptor sites controls kinetics via many-body effects in bivalent systems”, Phys. Rev. Research 4, L042028 (2022) (published, ArXiv:2201.07010).
S. Hertel, R. E. Spinney, S. Y. Xu, T. E. Ouldridge, R. G. Morris & L. K. Lee, “The stability and number of nucleating interactions determine DNA hybridization rates in the absence of secondary structure”, Nucleic Acids Research, 50, 14, 7829–7841 (2022) (published, BioRxiv:2021.12.17.473246).
J. W. P. Brown, R. G. Alford, J. C. Walsh, R. E. Spinney, S. Y. Xu, S. Hertel, J. F. Berengut, L. M. Spenkelink, A. M. van Oijen, T. Böcking, R. G. Morris & L. K. Lee, “Rapid exchange of stably bound protein and DNA cargo on a DNA origami receptor” ACS Nano, 16, 4, 6455–6467 (2022) (published, BioRxiv:2022.01.16.476526).

2021

S. C. Al-Izzi & R. G. Morris, “Active ﬂows and deformable surfaces in development”, Seminars in Cell & Developmental Biology, vol. 120, pp. 44–52 (2021) (published, ArXiv:2103.12264).

2020

R. G. Morris, S. Budnar, K. Husain and A. S. Yap, “Anillin: the first proofreading-like scaffold” , BioEssays, vol. 42, no. 10 (2020) (published).
J. Jhawar, R. G. Morris, U. R. Amith-Kumar, M. Danny Raj, T. Rogers, H. Rajendran, and V. Guttal, “Noise-induced schooling of fish” , Nat. Phys. (2020) (published, ArXiv:1903.12132).

2019

S. Budnar, K. B. Husain, G. A. Gomez, M. Naghibosidat, S. Verma, R. G. Morris, and A. S. Yap, “Anillin Promotes Cell Contractility by Cyclic Resetting of RhoA Residence Kinetics”, Developmental Cell (2019) 49:6 (published, BioRxiv:282756).
R. G. Morris and M. Rao, “Covariant Active Hydrodynamics of Epithelial Tissue Morphology”, Phys. Rev. E, (2019) 100 022413 (published, ArXiv:1710.09110).

2016

R. G. Morris, “Signatures of mechanosensitive gating”, Biophys. J., 112(1) (2016). (published, preprint).

2015

R. G. Morris and M. S. Turner, “Mobility measurements probe conformational changes in membrane proteins due to tension”, Phys. Rev. Lett., 115 198101 (2015). (published, preprint).

2014

R. G. Morris and T. Rogers, “Growth-induced breaking and un-breaking of ergodicity in fully-connected spin systems”, J. Phys. A: Math. Theor. 47 342003 (2014). (published, preprint).
R. G. Morris, “Relaxation and curvature-induced molecular flows within multicomponent membranes”, Phys. Rev. E 89 (6), 062704 (2014). (published, preprint).
F. Caltagirone, S. Franz, R. G. Morris and L. Zdeborovà, “Dynamics and termination cost of spatially coupled mean-field models”, Phys. Rev. E 89 (1), 012102 (2014). (published, preprint).

2013

R. G. Morris and M. Barthelemy, “Interdependent networks: the fragility of control”, Sci. Rep. 3, (2013). (published, preprint).

2012

R. G. Morris and M. Barthelemy, “Transport on coupled spatial networks”, Phys. Rev. Lett. 109 (12), 128703 (2012). (published, preprint).

2011

R. G. Morris and A. J. McKane, “Stability of growing vesicles”, Phys. Rev. E 83 (6), 061151 (2011). (published, preprint).

2010

R. G. Morris, D. Fanelli and A. J. McKane, “Dynamical description of vesicle growth and shape change”, Phys. Rev. E 82 (3), 031125 (2010). (published, preprint).

J. Jhawar, R. G. Morris, and V. Guttal, “Deriving Mesoscopic Models of Collective Behaviour for Finite Populations”, Handb. Stat. Integr. Popul. Biol. Model. Vol. 40, Part B (Elsevier, Amsterdam, Netherlands, 2018), pp. 551–594. (published, preprint).
R. G. Morris and M. Barthelemy, (2014) “Spatial effects: transport on interdependent networks”, In: G. D'Agostino and A. Scala eds. “Networks of networks: the last frontier of complexity”, Springer, New York, 145-161. (published).
R. G. Morris and A. S. Yap, “Wetting by Living Tissues”, Nat. Phys. 15:6-7 (2019). (published).