Results 11 to 20 of about 3,649 (185)

Adsorption of cyclic depsipeptide mycotoxins to glass [PDF]

open access: yes, 2014
During analytical processes, adsorption of peptides, which is believed to mostly be due to non-covalent interactions and depending upon the experimental conditions, cannot only lead to significant loss of the analyte, but also to increased analytical ...
De Spiegeleer, Bart   +2 more
core   +2 more sources

Human skin kinetics of cyclic depsipeptide mycotoxins [PDF]

open access: yes, 2014
Cyclic depsipeptides (CDPs) are an emerging group of naturally occurring bioactive peptides, some of which are already developed as pharmaceutical drugs, e.g. valinomycin. They are produced by bacteria, marine organisms and fungi [1].
De Spiegeleer, Bart   +3 more
core   +2 more sources

Total Synthesis of Pagoamide A

open access: yesMolecules, 2021
The first total synthesis of the thiazole-containing cyclic depsipeptide pagoamide A, is detailed. The longest linear sequence of the liquid-phase synthesis comprises 9 long linear steps from simple known starting materials, which led to the unambiguous ...
Fusong Wu   +4 more
doaj   +1 more source

Recent Advances in Polypeptide Antibiotics Derived from Marine Microorganisms

open access: yesMarine Drugs, 2023
In the post-antibiotic era, the rapid development of antibiotic resistance and the shortage of available antibiotics are triggering a new health-care crisis. The discovery of novel and potent antibiotics to extend the antibiotic pipeline is urgent. Small-
Wei Wang   +7 more
doaj   +1 more source

A Bidirectional Permeability Assay for beyond Rule of 5 Compounds

open access: yesPharmaceutics, 2021
Bidirectional permeability measurement with cellular models grown on Transwell inserts is widely used in pharmaceutical research since it not only provides information about the passive permeability of a drug, but also about transport proteins involved ...
Yunhai Cui   +6 more
doaj   +1 more source

Solid-Phase Synthesis of Head to Side-Chain Tyr-Cyclodepsipeptides Through a Cyclative Cleavage From Fmoc-MeDbz/MeNbz-resins

open access: yesFrontiers in Chemistry, 2020
Cyclic depsipeptides constitute a fascinating class of natural products. Most of them are characterized by an ester formed between the β-hydroxy function of Ser/Thr -and related amino acids- and the carboxylic group of the C-terminal amino acid.
Gerardo A. Acosta   +14 more
doaj   +1 more source

Marine Cyclic Peptides: Antimicrobial Activity and Synthetic Strategies

open access: yesMarine Drugs, 2022
Oceans are a rich source of structurally unique bioactive compounds from the perspective of potential therapeutic agents. Marine peptides are a particularly interesting group of secondary metabolites because of their chemistry and wide range of ...
Ricardo Ribeiro   +3 more
doaj   +1 more source

mMass as a software tool for the annotation of cyclic peptide tandem mass spectra. [PDF]

open access: yesPLoS ONE, 2012
Natural or synthetic cyclic peptides often possess pronounced bioactivity. Their mass spectrometric characterization is difficult due to the predominant occurrence of non-proteinogenic monomers and the complex fragmentation patterns observed. Even though
Timo H J Niedermeyer, Martin Strohalm
doaj   +1 more source

Bright Side of Fusarium oxysporum: Secondary Metabolites Bioactivities and Industrial Relevance in Biotechnology and Nanotechnology

open access: yesJournal of Fungi, 2021
Fungi have been assured to be one of the wealthiest pools of bio-metabolites with remarkable potential for discovering new drugs. The pathogenic fungi, Fusarium oxysporum affects many valuable trees and crops all over the world, producing wilt.
Sabrin R. M. Ibrahim   +4 more
doaj   +1 more source

Stereocalpin B, a New Cyclic Depsipeptide from the Antarctic Lichen Ramalina terebrata

open access: yesMetabolites, 2022
Stereocalpin B, a new cyclic depsipeptide (1), and a new dibenzofuran derivative (3), were isolated from the Antarctic lichen, Ramalina terebrata (Ramalinaceae), along with a known cyclic depsipeptide (2).
Seulah Lee   +9 more
doaj   +1 more source

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