Results 51 to 60 of about 7,139,942 (297)

Spatiotemporal Patterns in a General Networked Hindmarsh-Rose Model

open access: yesFrontiers in Physiology, 2022
Neuron modelling helps to understand the brain behavior through the interaction between neurons, but its mechanism remains unclear. In this paper, the spatiotemporal patterns is investigated in a general networked Hindmarsh-Rose (HR) model. The stability
Qianqian Zheng   +4 more
doaj   +1 more source

Formation and large-scale patterns of filament channels and filaments [PDF]

open access: yes, 2014
2015ASSL..415..355MThe properties and large-scale patterns of filament channels and filaments are considered. Initially, the global formation locations of filament channels and filaments are discussed, along with their hemispheric pattern.
Duncan H. Mackay, Mackay, Duncan Hendry
core   +1 more source

Channel formation in draining suspensions

open access: yesEmergent Scientist, 2018
We analyse how particles adhering to a wall can create tree-like structures (or flat trees) by an erosive flow. We vary the physical and chemical properties of the fluid and highlight their influences on the patterns observed.
Bernard Jeanne, Thorens Louison
doaj   +1 more source

Pattern Formation in Active Fluids [PDF]

open access: yesPhysical Review Letters, 2011
We discuss pattern formation in active fluids in which active stress is regulated by diffusing molecular components. Nonhomogeneous active stress profiles create patterns of flow which transport stress regulators by advection. Our work is motivated by the dynamics of the actomyosin cell cortex in which biochemical pathways regulate active stress.
Bois, Justin S.   +2 more
openaire   +5 more sources

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

Perspectives on Intra- and Intercellular Trafficking of Hedgehog for Tissue Patterning

open access: yesJournal of Developmental Biology, 2016
Intercellular communication is a fundamental process for correct tissue development. The mechanism of this process involves, among other things, the production and secretion of signaling molecules by specialized cell types and the capability of these ...
Eléanor Simon   +3 more
doaj   +1 more source

Molecular Oblivious Robots: A New Model for Robots With Assembling Capabilities

open access: yesIEEE Access, 2023
Research in theoretical swarm robotics focuses on models that assign to robots a minimal set of capabilities. One of the models well investigated is certainly $\mathcal {OBLOT}$ , addressing the case of distributed robots that are, anonymous, without ...
Serafino Cicerone   +3 more
doaj   +1 more source

Pattern formation today

open access: yesThe International Journal of Developmental Biology, 2009
Patterns are orders embedded in randomness. They may appear as spatial arrangements or temporal series, and the elements may appear identical or with variations. Patterns exist in the physical world as well as in living systems. In the biological world, patterns can range from simple to complex, forming the basic building blocks of life.
Chuong, C.M., Richardson, M.K.
openaire   +4 more sources

Patterning and Compartment Formation in the Diencephalon [PDF]

open access: yesFrontiers in Neuroscience, 2012
The diencephalon gives rise to structures that play an important role in connecting the anterior forebrain with the rest of the central nervous system. The thalamus is the major diencephalic derivative that functions as a relay station between the cortex and other lower order sensory systems.
Chatterjee, Mallika, Li, James Y. H.
openaire   +3 more sources

Acute Neurological Events in Children With Hemoglobin SC Disease: A Multicenter Retrospective Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neurological manifestations in children with hemoglobin SC (HbSC) disease remain insufficiently characterized, particularly regarding acute events. The aim of this study was to describe the spectrum and frequency of acute neurological events in a multicenter cohort of children with HbSC disease.
Célia Paulmin   +11 more
wiley   +1 more source

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