Results 31 to 40 of about 379,496 (282)

Relative Reactivity of the Metal-Amido versus Metal-Imido Bond in Linked Cp-Amido and Half-Sandwich Complexes of Vanadium [PDF]

open access: yes, 2008
Treatment of (η5-C5H4C2H4NR)V(N-t-Bu)Me (R = Me, i-Pr) and CpV(N-p-Tol)(N-i-Pr2)Me (Cp = η5-C5H5) with B(C6F5)3 or [Ph3C][B(C6F5)4] results in formation of the corresponding cations, [(η5-C5H4C2H4NR)V(N-t-Bu)]+ and [CpV(N-p-Tol)(N-i-Pr2)]+.
Alonso F.   +31 more
core   +5 more sources

Structural Changes of Sodium Warfarin in Tablets Affecting the Dissolution Profiles and Potential Safety of Generic Substitution

open access: yesPharmaceutics, 2021
At present, the risk of generic substitutions in warfarin tablets is still being discussed. The aim of this study was to assess whether API interactions with commonly used excipients may affect the safety of generic replacement of warfarin sodium tablets.
Jan Muselík   +9 more
doaj   +1 more source

Regularized Partial Least Squares with an Application to NMR Spectroscopy [PDF]

open access: yes, 2012
High-dimensional data common in genomics, proteomics, and chemometrics often contains complicated correlation structures. Recently, partial least squares (PLS) and Sparse PLS methods have gained attention in these areas as dimension reduction techniques ...
Allen, Genevera I.   +3 more
core   +2 more sources

Impacts of Electroconvulsive Therapy on the Neurometabolic Activity in a Mice Model of Depression: An Ex Vivo 1H-[13C]-NMR Spectroscopy Study

open access: yesNeuroglia
Electroconvulsive therapy (ECT) is an effective treatment for severe and drug-resistant depression, yet its mode of action remains poorly understood.
Ajay Sarawagi   +5 more
doaj   +1 more source

A comprehensive framework of E2–RING E3 interactions of the human ubiquitin–proteasome system

open access: yesMolecular Systems Biology, 2009
Covalent attachment of ubiquitin to substrates is crucial to protein degradation, transcription regulation and cell signalling. Highly specific interactions between ubiquitin‐conjugating enzymes (E2) and ubiquitin protein E3 ligases fulfil essential ...
Sjoerd J L van Wijk   +6 more
doaj   +1 more source

Structural changes in lipid-free humic acids during composting of sewage sludge [PDF]

open access: yes, 2005
Structural changes in humic acids (HAs), extracted after lipid removal from sewage sludge during composting, were investigated using various chemical methods (elemental analysis, Fourier transform infrared spectroscopy and 13C-nuclear magnetic resonance
Amir, Soumia   +3 more
core   +3 more sources

High-resolution NMR studies of antibiotics in cellular membranes

open access: yesNature Communications, 2018
Antibiotics that target the peptidoglycan precursor lipid II are promising templates for next-generation antibiotics. Here authors use solid-state NMR and monitor lipid II-binding antibiotics, such as nisin, directly in cell membranes.
João Medeiros-Silva   +7 more
doaj   +1 more source

Effect of charged lipids on the ionization behavior of glutamic acid containing transmembrane helices [PDF]

open access: yes, 2020
Transmembrane proteins make up critical components of living cells. Protein function can be greatly impacted by the charged state of its respective components, the side chains of amino acid residues.
Nunn, Brooke
core   +2 more sources

High resolution-1Н NMR spectroscopy of oral liquid in young patients with wedge-shaped lesions

open access: yesЭндодонтия Today, 2021
Aim. The comparison of saliva 1Н NMR spectra in patients with wedge-shaped lesions before and after treatment.Materials and methods. Saliva as a study material was taken from patients with wedge-shaped lesions before and after treatment.
A. V. Mitronin   +3 more
doaj   +1 more source

Response Detection of Castrate-Resistant Prostate Cancer to Clinically Utilised and Novel Treatments by Monitoring Phospholipid Metabolism [PDF]

open access: yes, 2017
The authors gratefully acknowledge funding from Grampian NHS Endowment. The use of Professor Zanda’s and Jaspar’s NMR equipment and Russell Gray’s assistance are also gratefully acknowledged.Peer reviewedPublisher ...
Alzyoud, Kholoud S   +3 more
core   +2 more sources

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