Results 21 to 30 of about 314,098 (329)

The Structural Elucidation of Glycosaminoglycans [PDF]

open access: yes, 2008
There is accumulating evidence of the importance of linear polysaccharides in modulating biological phenomena in both the normal and the diseased states. This layer of regulation results from interactions between polysaccharides and other biomolecules, such as proteins, at the cell-extracellular matrix interface.
Vikas, Prabhakar   +2 more
openaire   +2 more sources

Characterization and Diversity of Microcystins Produced by Cyanobacteria from the Curonian Lagoon (SE Baltic Sea)

open access: yesToxins, 2021
Microcystins (MCs) are the most widely distributed and structurally diverse cyanotoxins that can have significant health impacts on living organisms, including humans.
Donata Overlingė   +5 more
doaj   +1 more source

Nodal Superconducting Order Parameter and Thermodynamic Phase Diagram of (TMTSF)2ClO4 [PDF]

open access: yes, 2011
The organic materials (TMTSF)2X are unique unconventional superconductors with archetypal quasi-one-dimensional (Q1D) electronic structures. Here, based on our comprehensive field-angle-resolved calorimetry of (TMTSF)2ClO4, we succeeded in mapping the ...
A. G. Lebed   +6 more
core   +2 more sources

Blind trials of computer-assisted structure elucidation software

open access: yesJournal of Cheminformatics, 2012
Background One of the largest challenges in chemistry today remains that of efficiently mining through vast amounts of data in order to elucidate the chemical structure for an unknown compound.
Moser Arvin   +4 more
doaj   +1 more source

Sampling CASE Application for the Quality Control of Published Natural Product Structures

open access: yesMolecules, 2021
Structure elucidation with NMR correlation data is dicey, as there is no way to tell how ambiguous the data set is and how reliably it will define a constitution.
Lorena Martins Guimarães Moreira   +1 more
doaj   +1 more source

Software Tools and Approaches for Compound Identification of LC-MS/MS Data in Metabolomics. [PDF]

open access: yes, 2018
The annotation of small molecules remains a major challenge in untargeted mass spectrometry-based metabolomics. We here critically discuss structured elucidation approaches and software that are designed to help during the annotation of unknown compounds.
Blaženović, Ivana   +3 more
core   +3 more sources

Elsinopirins A–D, Decalin Polyketides from the Ascomycete Elsinoё pyri

open access: yesBiomolecules, 2018
In course of our screening for new secondary metabolites from ecological niche specialized, phytopathogenic fungi, the plant pathogen Elsinoё pyri, strain 2203C, was found to produce four novel compounds (1–4), which were named elsinopirins A–D, in ...
Frank Surup   +3 more
doaj   +1 more source

Antileishmanial Activity of  New Steroidal Saponin Isolated from the Flowers of Allium Austroiranicum [PDF]

open access: yesJournal of Advanced Biomedical Sciences, 2022
Background & Objective: Plants are reservoirs of bioactive compounds, which are known to be chemically balanced, effective and least injurious as compared to synthetic medicines.
Zeinab Delazar   +2 more
doaj  

Biosynthesis-Assisted Structural Elucidation of the Bartolosides, Chlorinated Aromatic Glycolipids from Cyanobacteria [PDF]

open access: yes, 2015
The isolation of the bartolosides, unprecedented cyanobacterial glycolipids featuring aliphatic chains with chlorine substituents and C-glycosyl moieties, is reported.
Balskus, Emily P.   +7 more
core   +2 more sources

Shotgun ion mobility mass spectrometry sequencing of heparan sulfate saccharides [PDF]

open access: yes, 2020
Despite evident regulatory roles of heparan sulfate (HS) saccharides in numerous biological processes, definitive information on the bioactive sequences of these polymers is lacking, with only a handful of natural structures sequenced to date.
Grabarics, Márkó   +9 more
core   +1 more source

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