How to enter a bacterium: bacterial porins and the permeation of antibiotics

JD Prajapati, U Kleinekathöfer… - Chemical …, 2021 - ACS Publications
Despite tremendous successes in the field of antibiotic discovery seen in the previous
century, infectious diseases have remained a leading cause of death. More specifically …

Metadynamics

A Barducci, M Bonomi… - Wiley Interdisciplinary …, 2011 - Wiley Online Library
Metadynamics is a powerful technique for enhancing sampling in molecular dynamics
simulations and reconstructing the free‐energy surface as a function of few selected …

Synthetic lipid membrane channels formed by designed DNA nanostructures

M Langecker, V Arnaut, TG Martin, J List, S Renner… - Science, 2012 - science.org
We created nanometer-scale transmembrane channels in lipid bilayers by means of self-
assembled DNA-based nanostructures. Scaffolded DNA origami was used to create a stem …

Mechanisms of envelope permeability and antibiotic influx and efflux in Gram-negative bacteria

M Masi, M Réfregiers, KM Pos - Nature microbiology, 2017 - nature.com
Researchers, clinicians and governments all recognize antimicrobial resistance as a serious
and growing threat worldwide. New antimicrobials are urgently needed, especially for …

Broad-specificity efflux pumps and their role in multidrug resistance of Gram-negative bacteria

H Nikaido, JM Pagès - FEMS microbiology reviews, 2012 - academic.oup.com
Antibiotic resistance mechanisms reported in Gram-negative bacteria are causing a
worldwide health problem. The continuous dissemination of 'multidrug-resistant'(MDR) …

Outer membrane permeability and antibiotic resistance

AH Delcour - Biochimica et Biophysica Acta (BBA)-Proteins and …, 2009 - Elsevier
To date most antibiotics are targeted at intracellular processes, and must be able to
penetrate the bacterial cell envelope. In particular, the outer membrane of gram-negative …

The porin and the permeating antibiotic: a selective diffusion barrier in Gram-negative bacteria

JM Pagès, CE James, M Winterhalter - Nature Reviews Microbiology, 2008 - nature.com
Gram-negative bacteria are responsible for a large proportion of antibiotic-resistant bacterial
diseases. These bacteria have a complex cell envelope that comprises an outer membrane …

Emergence and spread of antibiotic-resistant foodborne pathogens from farm to table

J Kim, J Ahn - Food Science and Biotechnology, 2022 - Springer
Antibiotics have been overused and misused for preventive and therapeutic purposes.
Specifically, antibiotics are frequently used as growth promoters for improving productivity …

Outer membrane porins contribute to antimicrobial resistance in gram-negative bacteria

G Zhou, Q Wang, Y Wang, X Wen, H Peng, R Peng… - Microorganisms, 2023 - mdpi.com
Gram-negative bacteria depend on their cell membranes for survival and environmental
adaptation. They contain two membranes, one of which is the outer membrane (OM), which …

[HTML][HTML] Connexin channel permeability to cytoplasmic molecules

AL Harris - Progress in biophysics and molecular biology, 2007 - Elsevier
Connexin channels are known to be permeable to a variety of cytoplasmic molecules. The
first observation of second messenger junctional permeability, made∼ 30 years ago …