Results 61 to 70 of about 79,418 (282)

A brief introduction to the model microswimmer {\it Chlamydomonas reinhardtii} [PDF]

open access: yes, 2016
The unicellular biflagellate green alga {\it Chlamydomonas reinhardtii} has been an important model system in biology for decades, and in recent years it has started to attract growing attention also within the biophysics community.
Contino, Matteo   +2 more
core   +2 more sources

Flagellum-deficient Pseudomonas aeruginosa is more virulent than non-motile but flagellated mutants in a cystic fibrosis mouse model

open access: yesMicrobiology Spectrum
Loss of the flagellum marks the pathoadaptation of Pseudomonas aeruginosa to the cystic fibrosis (CF) airway environment during lung disease. Losing the flagellum is advantageous to the bacterium as the flagellum can be recognized by immune cells.
Dina A. Moustafa   +6 more
doaj   +1 more source

The actin cytoskeleton of the mouse sperm flagellum is organized in a helical structure

open access: yesJournal of Cell Science, 2018
Conception in mammals is determined by the fusion of a sperm cell with an oocyte during fertilization. Motility is one of the features of sperm that allows them to succeed in fertilization, and their flagellum is essential for this function ...
M. G. Gervasi   +5 more
semanticscholar   +1 more source

Antiphase Synchronization in a Flagellar-Dominance Mutant of Chlamydomonas [PDF]

open access: yes, 2013
Groups of beating flagella or cilia often synchronize so that neighboring filaments have identical frequencies and phases. A prime example is provided by the unicellular biflagellate Chlamydomonas reinhardtii, which typically displays synchronous in ...
Goldstein, Raymond E.   +5 more
core   +2 more sources

Neutrophil extracellular trap release driven by bacterial motility: Relevance to cystic fibrosis lung disease

open access: yesCommunicative & Integrative Biology, 2017
Neutrophil extracellular trap (NET) formation represents a unique effector function of neutrophils (PMN). The mechanism of NET release in response to bacteria is largely unknown.
Balázs Rada
doaj   +1 more source

Bidirectional intraflagellar transport is restricted to two sets of microtubule doublets in the trypanosome flagellum

open access: yesbioRxiv, 2018
Intraflagellar transport (IFT) is the rapid bidirectional movement of large protein complexes driven by kinesin and dynein motors along microtubule doublets of cilia and flagella.
E. Bertiaux   +11 more
semanticscholar   +1 more source

Architecture and Assembly of Periplasmic Flagellum

open access: yesMicrobiology Spectrum, 2019
ABSTRACT Periplasmic flagella are complex nanomachines responsible for distinctive morphology and motility of spirochetes. Although bacterial flagella have been extensively studied for several decades in the model systems Escherichia coli and Salmonella enterica , our understanding ...
Jun Liu   +3 more
openaire   +4 more sources

Formation and function of the manchette and flagellum during spermatogenesis.

open access: yesReproduction, 2016
The last phase of spermatogenesis involves spermatid elongation (spermiogenesis), where the nucleus is remodeled by chromatin condensation, the excess cytoplasm is removed and the acrosome and sperm tail are formed.
Mari S Lehti, A. Sironen
semanticscholar   +1 more source

Pseudomonas aeruginosa flagellum is critical for invasion, cutaneous persistence and induction of inflammatory response of skin epidermis

open access: yesVirulence, 2018
Pseudomonas aeruginosa, an opportunistic pathogen involved in skin and lung diseases, possesses numerous virulence factors, including type 2 and 3 secretion systems (T2SS and T3SS) and its flagellum, whose functions remain poorly known during cutaneous ...
Magali Garcia   +9 more
semanticscholar   +1 more source

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