Topological defects in the nematic order of actin fibres as organization centres of Hydra morphogenesis

Y Maroudas-Sacks, L Garion, L Shani-Zerbib… - Nature Physics, 2021 - nature.com
Animal morphogenesis arises from the complex interplay between multiple mechanical and
biochemical processes with mutual feedback. Developing an effective, coarse-grained …

[HTML][HTML] Canalized Morphogenesis Driven by Inherited Tissue Asymmetries in Hydra Regeneration

L Shani-Zerbib, L Garion, Y Maroudas-Sacks, E Braun… - Genes, 2022 - mdpi.com
The emergence and stabilization of a body axis is a major step in animal morphogenesis,
determining the symmetry of the body plan as well as its polarity. To advance our …

[PDF][PDF] Structural inheritance of the actin cytoskeletal organization determines the body axis in regenerating hydra

A Livshits, L Shani-Zerbib, Y Maroudas-Sacks, E Braun… - Cell reports, 2017 - cell.com
Understanding how mechanics complement bio-signaling in defining patterns during
morphogenesis is an outstanding challenge. Here, we utilize the multicellular polyp Hydra to …

[HTML][HTML] Plasticity of body axis polarity in Hydra regeneration under constraints

…, L Garion, Y Maroudas-Sacks, L Shani-Zerbib… - Scientific Reports, 2022 - nature.com
One of the major events in animal morphogenesis is the emergence of a polar body axis.
Here, we combine classic grafting techniques with live imaging to explore the plasticity of …

Topological defects in the nematic order of actin fibres as organization centres of Hydra regeneration

Y Maroudas-Sacks, L Shani-Zerbib… - APS March Meeting …, 2023 - ui.adsabs.harvard.edu
Morphogenesis is a process in which a well-defined pattern of functional tissues emerges
during the development. One of the great challenges in morphogenesis research is …

[PDF][PDF] Muscle Organization and Dynamics and its Role in Morphogenesis in Hydra Regeneration

Y Maroudas-Sacks, L Garion, L Shani-Zerbib, N Dori… - phys.technion.ac.il
Yonit Maroudas-Sacks , Liora Garion , Lital Shani-Zerbib , Noam Dori , Iris Pasvinter , Marko
Popovic , Erez Braun , Kinneret Ke … Yonit Maroudas-Sacks 1 , Liora Garion 1 , Lital Shani-Zerbib …

Universal Calcium fluctuations in Hydra morphogenesis

O Agam, E Braun - Physical Biology, 2023 - iopscience.iop.org
Understanding the collective physical processes that drive robust morphological transitions
in animal development necessitates the characterization of the relevant fields involved in …

[PDF][PDF] Electric-induced reversal of morphogenesis in Hydra

E Braun, H Ori - Biophysical journal, 2019 - cell.com
Morphogenesis involves the dynamic interplay of biochemical, mechanical, and electrical
processes. Here, we ask to what extent can the course of morphogenesis be modulated and …

[PDF][PDF] The physics of morphogenesis

K Keren, E Braun - icts.res.in
Biological systems provide a prime example for naturally occurring complex, far from
equilibrium, processes that exemplify the emergence of order from the underlying microscopic …

[HTML][HTML] Active laminated-plate model for spontaneous bending of Hydra tissue fragments driven by supracellular actomyosin bundles

J Su, H Wang, Z Yan, X Xu - Communications Physics, 2023 - nature.com
The outstanding regeneration of Hydra’s excised tissue fragments occurs via initial
spontaneous bending to some quasi-stable shape in several minutes. However, the underlying …