Results 11 to 20 of about 31,496,268 (254)

L-type (Loaf) Cervical Secretion Crystallization Directionality Biomarker Study [PDF]

open access: yesClinical and Experimental Obstetrics & Gynecology, 2023
Background: Cervical discharge is considered a hydrogel, which is part liquid and part solid. Under physiological conditions, the characteristic “fern-leaf” arborization is proportional to the circulating estradiol concentration and maximal in the ...
José María Murcia Lora   +6 more
doaj   +2 more sources

Secretin interactions in the type II secretion system [PDF]

open access: yes, 2012
PhDThe type II secretion system (T2SS) is the major terminal branch of the general secretory pathway. It is composed of 12-15 proteins, most in multiple copies, and spans the inner and outer membranes of Gram-negative bacteria.
Gu, Shuang
core   +4 more sources

Genomic and Evolutionary Features of Nine AHPND Positive Vibrio parahaemolyticus Strains Isolated from South American Shrimp Farms

open access: yesMicrobiology Spectrum, 2023
Vibrio parahaemolyticus is a bacterial pathogen that becomes lethal to Penaeus shrimps when acquiring the pVA1-type plasmid carrying the PirABvp genes, causing acute hepatopancreatic necrosis disease (AHPND). This disease causes significant losses across
Alejandro Castellanos   +5 more
doaj   +1 more source

Exploration of chlamydial type III secretion system reconstitution in Escherichia coli. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND:Type III secretion system is a virulent factor for many pathogens, and is thought to play multiple roles in the development cycle and pathogenesis of chlamydia, an important human pathogen.
Xiaofeng Bao   +2 more
doaj   +1 more source

Building Protein Atomic Models from Cryo-EM Density Maps and Residue Co-Evolution

open access: yesBiomolecules, 2022
Electron cryo-microscopy (cryo-EM) has emerged as a powerful method by which to obtain three-dimensional (3D) structures of macromolecular complexes at atomic or near-atomic resolution.
Guillaume Bouvier   +4 more
doaj   +1 more source

High levels of DegU-P activate an Esat-6-like secretion system in Bacillus subtilis. [PDF]

open access: yesPLoS ONE, 2013
The recently discovered Type VII/Esat-6 secretion systems seem to be widespread among bacteria of the phyla Actinobacteria and Firmicutes. In some species they play an important role in pathogenic interactions with eukaryotic hosts.
Catarina Baptista   +2 more
doaj   +1 more source

Heterogeneity in ess transcriptional organization and variable contribution of the Ess/Type VII protein secretion system to virulence across closely related Staphylocccus aureus strains [PDF]

open access: yes, 2014
The Type VII protein secretion system, found in Gram-positive bacteria, secretes small proteins, containing a conserved W-x-G amino acid sequence motif, to the growth medium.
Chalmers, James   +16 more
core   +2 more sources

Effective identification of bacterial type III secretion signals using joint element features. [PDF]

open access: yesPLoS ONE, 2013
Type III secretion system (T3SS) plays important roles in bacteria and host cell interactions by specifically translocating type III effectors into the cytoplasm of the host cells.
Yejun Wang   +4 more
doaj   +1 more source

CagI is an essential component of the Helicobacter pylori Cag type IV secretion system and forms a complex with CagL. [PDF]

open access: yes, 2012
Helicobacter pylori, the causative agent of type B gastritis, peptic ulcers, gastric adenocarcinoma and MALT lymphoma, uses the Cag type IV secretion system to induce a strong proinflammatory response in the gastric mucosa and to inject its effector ...
Haas, Rainer   +17 more
core   +2 more sources

In silico Analyses of Core Proteins and Putative Effector and Immunity Proteins for T6SS in Enterohemorrhagic E. coli

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Shiga-toxin-producing Escherichia coli (STEC) has become an important pathogen that can cause diarrhea, hemorrhagic colitis and hemolytic uremic syndrome (HUS) in humans.
Jaime Vazquez-Lopez   +1 more
doaj   +1 more source

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