14-and 15-membered lactone macrolides and their analogues and hybrids: Structure, molecular mechanism of action and biological activity

A Janas, P Przybylski - European journal of medicinal chemistry, 2019 - Elsevier
Abstract Classical macrolides containing 14-or 15-membered aglycone lactone rings are
basic and widely used antibacterial agents in clinical therapy. Macrolides exert antibacterial …

Advanced methods for studying structure and interactions of macrolide antibiotics

T Jednačak, I Mikulandra, P Novak - International journal of molecular …, 2020 - mdpi.com
Macrolide antibiotics are macrocyclic compounds that are clinically used and prescribed for
the treatment of upper and lower respiratory tract infections. They inhibit the synthesis of …

Discovery of macrozones, new antimicrobial thiosemicarbazone-based azithromycin conjugates: Design, synthesis and in vitro biological evaluation

I Grgičević, I Mikulandra, M Bukvić, M Banjanac… - International journal of …, 2020 - Elsevier
Increasing bacterial resistance to existing antibiotics presents a serious threat to human
health, and new antibacterial agents are desperately needed. Unfortunately, the number of …

Design, synthesis and structure-activity relationships of novel 15-membered macrolides: Quinolone/quinoline-containing sidechains tethered to the C-6 position of …

BZ Fan, H Hiasa, W Lv, S Brody, ZY Yang… - European Journal of …, 2020 - Elsevier
In the search for novel hybrid molecules by fusing two biologically active scaffolds into one
heteromeric chemotype, we found that hybrids of azithromycin and ciprofloxacin/gatifloxacin …

An approach to modify 14-membered lactone macrolide antibiotic scaffolds

A Janas, K Pyta, M Gdaniec… - The Journal of Organic …, 2022 - ACS Publications
A ketolide derivative with (12 R)-configuration was obtained via a novel ketene acetal in
acidic conditions. The structure of this atypical β-keto ketene acetal intermediate within the …

Analyzing atomic scale structural details and nuclear spin dynamics of four macrolide antibiotics: erythromycin, clarithromycin, azithromycin, and roxithromycin

BL Pradhan, L Lodhi, KK Dey, M Ghosh - RSC advances, 2024 - pubs.rsc.org
The current investigation centers on elucidating the intricate molecular architecture and
dynamic behavior of four macrolide antibiotics, specifically erythromycin, clarithromycin …

Synthesis and Antibacterial Activity of New N‐Alkylammonium and Carbonate‐Triazole Derivatives within Desosamine of 14‐ and 15‐Membered Lactone Macrolides

A Janas, P Pecyna, M Gajecka, F Bartl… - …, 2020 - Wiley Online Library
Desosamines of azithromycin (AZM) and clarithromycin (CLA) were modified by N‐alkylation
or nucleophilic substitution at the carbonyl/CuAAC sequence. Biological studies revealed a …

Rapid structure determination of bioactive 4 ″-tetrahydrofurfuryl macrozone reaction mixture components by LC-SPE/cryo NMR and MS

I Habinovec, I Mikulandra, LE Sekula, J Gašperov… - Molecules, 2021 - mdpi.com
LC-SPE/cryo NMR and MS methodologies have been developed and employed for a rapid
structure determination of 4 ″-tetrahydrofurfuryl macrozone reaction mixture components …

[HTML][HTML] Pharmacochemical aspects of the evolution from erythromycin to neomacrolides, ketolides and neoketolides

O Mahama, C Songuigama - Open Journal of Medicinal Chemistry, 2020 - scirp.org
Antibiotic macrolides are experiencing renewed interest in anti-infective therapy since the
advent of ketolides. This therapeutic class was introduced in order to broaden the narrow …

Screening of Novel Antimicrobial Diastereomers of Azithromycin–Thiosemicarbazone Conjugates: A Combined LC-SPE/Cryo NMR, MS/MS and Molecular Modeling …

I Habinovec, I Mikulandra, P Pranjić, S Kazazić… - Antibiotics, 2022 - mdpi.com
A well-known class of antibacterials, 14-and 15-membered macrolides are widely
prescribed to treat upper and lower respiratory tract infections. Azithromycin is a 15 …