Results 21 to 30 of about 33,593 (191)

How to Create a National Opera? The Lisinski Case. Imaginary Memoirist Sketches with an Epilogue

open access: yesDe Musica Disserenda, 2016
The article deals with the situation in the 1840s, when the young composer Vatroslav Lisinski (1819–1854) was asked by Zagreb patriots to compose a national opera.
Vjera Katalinić
doaj   +1 more source

Global Trends in Proteome Remodeling of the Outer Membrane Modulate Antimicrobial Permeability in Klebsiella pneumoniae

open access: yesmBio, 2020
In Gram-negative bacteria, the permeability of the outer membrane governs rates of antibiotic uptake and thus the efficacy of antimicrobial treatment.
Andrea Rocker   +6 more
doaj   +1 more source

HopE and HopD Porin-Mediated Drug Influx Contributes to Intrinsic Antimicrobial Susceptibility and Inhibits Streptomycin Resistance Acquisition by Natural Transformation in Helicobacter pylori

open access: yesMicrobiology Spectrum, 2022
Helicobacter pylori is a human pathogen competent for natural transformation. Intrinsic and acquired antibiotic resistance contribute to the survival and multiplication of H. pylori under antibiotics.
Yixin Liu   +13 more
doaj   +1 more source

Multiple facets of bacterial porins [PDF]

open access: yesFEMS Microbiology Letters, 2001
Porins form channels allowing the transport of molecules across lipid bilayer membranes. Their structure, location and large number on the bacterial surface lend them multiple functions. Porin loops are potential targets for adhesion to other cells and binding of bactericidal compounds to the surface of Gram-negative bacteria.
W, Achouak, T, Heulin, J M, Pagès
openaire   +2 more sources

Asymmetric conductivity of engineered porins [PDF]

open access: yesProtein Engineering, Design and Selection, 2002
Positively charged peptide segments of 16 and 18 residues were inserted at a periplasmic turn of the porin from Rhodobacter blasticus in order to form an electric field-dependent plug. The X-ray diffraction analysis of a mutant confirmed that the structure of the porin had remained intact and that the insert was mobile.
Bannwarth, Michael, Schulz, Georg E.
openaire   +3 more sources

Stress granules inhibit fatty acid oxidation by modulating mitochondrial permeability

open access: yesCell Reports, 2021
Summary: The formation of stress granules (SGs) is an essential aspect of the cellular response to many kinds of stress, but its adaptive role is far from clear.
Triana Amen, Daniel Kaganovich
doaj   +1 more source

Evaluation of Porin Interaction with Adenine Nucleotide Translocase and Cyclophilin-D Proteins after Brain Ischemia and Reperfusion [PDF]

open access: yesIranian Journal of Basic Medical Sciences, 2011
Objective (s) Porin is a mitochondrial outer membrane channel, which usually functions as the pathway for the movement of various substances in and out of the mitochondria and is considered to be a component of the permeability transition (PT) pore ...
Mohammad Ali Atlasi   +1 more
doaj  

Two Novel Amyloid Proteins, RopA and RopB, from the Root Nodule Bacterium Rhizobium leguminosarum

open access: yesBiomolecules, 2019
Amyloids represent protein fibrils with a highly ordered spatial structure, which not only cause dozens of incurable human and animal diseases but also play vital biological roles in Archaea, Bacteria, and Eukarya.
Anastasiia O. Kosolapova   +16 more
doaj   +1 more source

Bacterial porins stimulate bone resorption [PDF]

open access: yesInfection and Immunity, 1997
Porins are abundant outer membrane proteins of gram-negative bacteria involved in transport of low-molecular-mass molecules. During the past decade, porins from a number of bacteria have also been shown to have proinflammatory activities including inducing the synthesis of proinflammatory mediators (cytokines, platelet-activating factor, and nitric ...
S, Meghji   +3 more
openaire   +2 more sources

The Impact of Vp-Porin, an Outer Membrane Protein, on the Biological Characteristics and Virulence of Vibrio Parahaemolyticus

open access: yesBiology
Porins are crucial proteins located in the outer membrane that directly influence antimicrobial resistance mechanisms and virulence in bacteria. In this study, a porin gene (Vp-porin) was cloned in V.
Jinyuan Che   +8 more
doaj   +1 more source

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