Results 61 to 70 of about 76,591 (300)

Flagellar membrane association via interaction with lipid rafts [PDF]

open access: yes, 2009
The eukaryotic flagellar membrane has a distinct composition from other domains of the plasmalemma. Our work shows that the specialized composition of the trypanosome flagellar membrane reflects increased concentrations of sterols and saturated fatty ...
Cieslak, John A.   +6 more
core   +2 more sources

A Proline-Rich Element in the Type III Secretion Protein FlhB Contributes to Flagellar Biogenesis in the Beta- and Gamma-Proteobacteria

open access: yesFrontiers in Microbiology, 2020
Flagella are bacterial organelles of locomotion. Their biogenesis is highly coordinated in time and space and relies on a specialized flagellar type III secretion system (fT3SS) required for the assembly of the extracellular hook, rod, and filament parts
John C. Hook   +9 more
doaj   +1 more source

Molecular basis of the morphogenesis of sperm head and tail in mice

open access: yesReproductive Medicine and Biology, 2022
Background The spermatozoon has a complex molecular apparatus necessary for fertilization in its head and flagellum. Recently, numerous genes that are needed to construct the molecular apparatus of spermatozoa have been identified through the analysis of
Keiichiro Yogo
doaj   +1 more source

Untargeted Microbial Exometabolomics and Metabolomics Analysis of Helicobacter pylori J99 and jhp0106 Mutant

open access: yesMetabolites, 2021
Untargeted metabolomic profiling provides the opportunity to comprehensively explore metabolites of interest. Herein, we investigated the metabolic pathways associated with Jhp0106, a glycosyltransferase enzyme in Helicobacter pylori.
Cheng-Yen Kao   +2 more
doaj   +1 more source

The Unicellular, Parasitic Fungi, Sanchytriomycota, Possess a DNA Sequence Possibly Encoding a Long Tubulin Polymerization Promoting Protein (TPPP) but Not a Fungal-Type One

open access: yesMicroorganisms, 2023
The unicellular, parasitic fungi of the phylum Sanchytriomycota (sanchytrids) were discovered a few years ago. These unusual chytrid-like fungi parasitize algae.
Ferenc Orosz
doaj   +1 more source

Nonlinear amplitude dynamics in flagellar beating [PDF]

open access: yesR. Soc. Open Sci. 4, 160698 (2017), 2016
The physical basis of flagellar and ciliary beating is a major problem in biology which is still far from completely understood. The fundamental cytoskeleton structure of cilia and flagella is the axoneme, a cylindrical array of microtubule doublets connected by passive crosslinkers and dynein motor proteins.
arxiv   +1 more source

Regulation of Flagellum Biosynthesis in Response to Cell Envelope Stress in Salmonella enterica Serovar Typhimurium

open access: yesmBio, 2018
Flagellum-driven motility of Salmonella enterica serovar Typhimurium facilitates host colonization. However, the large extracellular flagellum is also a prime target for the immune system.
Imke Spöring   +7 more
semanticscholar   +1 more source

Uncoupling flagellum formation and maintenance [PDF]

open access: yesCilia, 2015
Objective The role of Intraflagellar transport (IFT) in the construction of cilia and flagella is well established in numerous species. In contrast, its involvement in flagellum maintenance has only been shown in Chlamydomonas. Here, the protist Trypanosoma brucei was used as a model to investigate the role of IFT in flagellum maintenance.
Cécile Fort   +2 more
openaire   +2 more sources

From flagellar undulations to collective motion: predicting the dynamics of sperm suspensions [PDF]

open access: yesJ. Roy. Soc. Interface 15.140 (2018), 2018
Swimming cells and microorganisms are as diverse in their collective dynamics as they are in their individual shapes and propulsion mechanisms. Even for sperm cells, which have a stereotyped shape consisting of a cell body connected to a flexible flagellum, a wide range of collective dynamics is observed spanning from the formation of tightly packed ...
arxiv   +1 more source

The Role of the Flagellar Protein FlgJ in the Virulence of Brucella abortus

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Brucella abortus is a facultative intracellular pathogen that causes a zoonosis called brucellosis. This disease leads to abortion and infertility in cattle, and diverse complications in humans. B. abortus is a successful intracellular bacterium that has
Roberto F. Coloma-Rivero   +9 more
doaj   +1 more source

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