Results 21 to 30 of about 386,482 (254)

Metabolic products of soluble epoxide hydrolase are essential for monocyte chemotaxis to MCP-1 in vitro and in vivo

open access: yesJournal of Lipid Research, 2013
Monocyte chemoattractant protein-1 (MCP-1)-induced monocyte chemotaxis is a major event in inflammatory disease. Our prior studies have demonstrated that MCP-1-dependent chemotaxis requires release of arachidonic acid (AA) by activated cytosolic ...
Suman Kundu   +8 more
doaj   +1 more source

Modelling cell movement and chemotaxis pseudopod based feedback [PDF]

open access: yes, 2011
A computational framework is presented for the simulation of eukaryotic cell migration and chemotaxis. An empirical pattern formation model, based on a system of non-linear reaction-diffusion equations, is approximated on an evolving cell boundary using ...
Insall, Robert H.   +3 more
core   +1 more source

Chemotactic network responses to live bacteria show independence of phagocytosis from chemoreceptor sensing

open access: yeseLife, 2017
Aspects of innate immunity derive from characteristics inherent to phagocytes, including chemotaxis toward and engulfment of unicellular organisms or cell debris.
Netra Pal Meena, Alan R Kimmel
doaj   +1 more source

A new class of protein sensor links spirochete pleomorphism, persistence, and chemotaxis

open access: yesmBio, 2023
Pathogenic spirochetes can alter their morphologies and behaviors to infect and survive within their hosts. Previous reports demonstrate that the formation of the so-called “round bodies” and biofilms, and chemotaxis are involved in spirochete ...
A. R. Muok   +7 more
doaj   +1 more source

The Novel Protein Cj0371 Inhibits Chemotaxis of Campylobacter jejuni

open access: yesFrontiers in Microbiology, 2018
cj0371 is a novel gene that is associated with Campylobacter jejuni virulence, and an isogenic mutant of cj0371 showed hyper chemotaxis and motility. Chemotactic motility is an important virulence factor and is involved in C.
Xueqing Du   +5 more
doaj   +1 more source

Chytridiomycosis of marine diatoms : the role of stress physiology and resistance in parasite-host recognition and accumulation of defense molecules [PDF]

open access: yes, 2017
Little is known about the role of chemotaxis in the location and attachment of chytrid zoospores to potential diatom hosts. Hypothesizing that environmental stress parameters affect parasite-host recognition, four chytrid-diatom tandem cultures ...
Karsten, Ulf   +4 more
core   +3 more sources

A minimal model of metabolism-based chemotaxis. [PDF]

open access: yesPLoS Computational Biology, 2010
Since the pioneering work by Julius Adler in the 1960's, bacterial chemotaxis has been predominantly studied as metabolism-independent. All available simulation models of bacterial chemotaxis endorse this assumption.
Matthew D Egbert   +2 more
doaj   +1 more source

Physical constraints on accuracy and persistence during breast cancer cell chemotaxis [PDF]

open access: yes, 2019
Directed cell motion in response to an external chemical gradient occurs in many biological phenomena such as wound healing, angiogenesis, and cancer metastasis.
Han, Bumsoo   +4 more
core   +4 more sources

On the fractional Fisher information with applications to a hyperbolic-parabolic system of chemotaxis [PDF]

open access: yes, 2016
We introduce new lower bounds for the fractional Fisher information. Equipped with these bounds we study a hyperbolic-parabolic model of chemotaxis and prove the global existence of solutions in certain dissipation ...
Granero-Belinchón, Rafael
core   +5 more sources

Different migration patterns of sea urchin and mouse sperm revealed by a microfluidic chemotaxis device. [PDF]

open access: yesPLoS ONE, 2013
Chemotaxis refers to a process whereby cells move up or down a chemical gradient. Sperm chemotaxis is known to be a strategy exploited by marine invertebrates such as sea urchins to reach eggs efficiently in moving water.
Haixin Chang   +4 more
doaj   +1 more source

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