Results 71 to 80 of about 1,415,133 (306)

A visual feedback control framework oriented to lung branching pattern formation simulation

open access: yes, 2015
Mathematical modeling based on reaction-diffusion partial differential equations, is a well-known way to study the mechanism of lung branching pattern formation. However, model parameter identification is one of the key problems in the research, which is
Sun MZ(孙明竹)   +3 more
core   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Pattern Formation in Heterogeneous Domains [PDF]

open access: yes, 1993
Development of spatial pattern in the early embryo results from the interaction of several processes in a complex hierarchy of mechanisms. Most models for morphogenesis to date have, however, focussed on a particular mechanism. Although such models are capable of capturing some aspects of development they are inconsistent with key experimental ...
Benson, D, Maini, P, Sherratt, J
openaire   +3 more sources

Data and movies accompanying 'Kinetic theory of pattern formation in mixtures of microtubules and molecular motors'

open access: yes, 2017
In this study we formulate a theoretical approach, based on a Boltzmann-like kinetic equation, to describe pattern formation in two-dimensional mixtures of microtubular filaments and molecular motors.
Morozov, Alexander N
core   +1 more source

Controlling spatiotemporal pattern formation in a concentration gradient with a synthetic toggle switch

open access: yesMolecular Systems Biology, 2020
The formation of spatiotemporal patterns of gene expression is frequently guided by gradients of diffusible signaling molecules. The toggle switch subnetwork, composed of two cross‐repressing transcription factors, is a common component of gene ...
Içvara Barbier   +2 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Pattern Formation with Trapped Ions

open access: yesPhysical Review Letters, 2011
4 pages ...
Lee, Tony E., Cross, M. C.
openaire   +5 more sources

Biological pattern formation on two-dimensional domains: A nonlinear bifurcation analysis

open access: yes, 1997
A tissue interaction model for skin organ pattern formation is presented. Possible spatially patterned solutions on rectangular domains are investigated. Linear stability analysis suggests that the model can exhibit pattern formation.
Cruywagen, GC   +6 more
core   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Reaction and diffusion on growing domains: Scenarios for robust pattern formation

open access: yes, 1999
We investigate the sequence of patterns generated by a reaction—diffusion system on a growing domain. We derive a general evolution equation to incorporate domain growth in reaction—diffusion models and consider the case of slow and isotropic domain ...
Gaffney, Eamonn   +10 more
core   +1 more source

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