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 …

Targeting the outer membrane of gram-negative foodborne pathogens for food safety: compositions, functions, and disruption strategies

M Liu, JH Cheng, H Zhao, C Yu… - Critical Reviews in Food …, 2024 - Taylor & Francis
Foodborne pathogens are a major threat to both food safety and public health. The current
trend toward fresh and less processed foods and the misuse of antibiotics in food production …

Interaction of Tryptophan- and Arginine-Rich Antimicrobial Peptide with E. coli Outer Membrane—A Molecular Simulation Approach

G Necula, M Bacalum, M Radu - International Journal of Molecular …, 2023 - mdpi.com
A short antimicrobial peptide (AMP), rich in tryptophan and arginine (P6—HRWWRWWRR-
NH2), was used in molecular dynamics (MD) simulations to investigate the interaction …

Cephalosporin translocation across enterobacterial OmpF and OmpC channels, a filter across the outer membrane

M Masi, J Vergalli, I Ghai, A Barba-Bon… - Communications …, 2022 - nature.com
Gram-negative porins are the main entry for small hydrophilic molecules. We studied
translocation of structurally related cephalosporins, ceftazidime (CAZ), cefotaxime (CTX) and …

Dual‐Color Real‐Time Chemosensing of a Compartmentalized Reaction Network Involving Enzyme‐Induced Membrane Permeation of Peptides

R Jiang, M Nilam, A Hennig, WM Nau - Advanced Materials, 2024 - Wiley Online Library
The design of synthetic systems with interrelated reaction sequences that model incipient
biological complexity is limited by physicochemical tools that allow the direct monitoring of …

Selective Translocation of Cyclic Sugars through Dynamic Bacterial Transporter

D Vikraman, R Satheesan, M Rajendran, NA Kumar… - ACS …, 2022 - ACS Publications
The selective translocation of molecules through membrane pores is an integral process in
cells. We present a bacterial sugar transporter, CymA of unusual structural conformation due …

Molecular and supramolecular engineering on lipopeptide-based hole-punching nanotoxins to trigger multimodal death of drug-resistant tumors: Apoptosis, necrosis …

X Zhang, Y Li, Y Yang, K Deng, R Liu, R Hou… - Chemical Engineering …, 2023 - Elsevier
Discovering bioactive and efficient new agents for broad-spectrum multidrug resistance
reversal is a worldwide challenge in the biomedical field. Herein, bioactive nanomaterials …

Proton‐Gradient‐Driven Sensitivity Enhancement of Liposome‐Encapsulated Supramolecular Chemosensors

M Nilam, S Karmacharya, WM Nau… - Angewandte Chemie …, 2022 - Wiley Online Library
An overarching challenge in the development of supramolecular sensor systems is to
enhance their sensitivity, which commonly involves the synthesis of refined receptors with …

What have molecular simulations contributed to understanding of Gram-negative bacterial cell envelopes?

S Khalid, C Schroeder, PJ Bond… - Microbiology, 2022 - microbiologyresearch.org
Bacterial cell envelopes are compositionally complex and crowded and while highly
dynamic in some areas, their molecular motion is very limited, to the point of being almost …

Atomistic simulation of molecules interacting with biological nanopores: from current understanding to future directions

A Acharya, JD Prajapati… - The Journal of Physical …, 2022 - ACS Publications
Biological nanopores have been at the focus of numerous studies due to their role in many
biological processes as well as their (prospective) technological applications. Among many …