Non-uniform sampling (NUS) enables recording of multidimensional NMR data at resolutions matching the resolving power of modern instruments without using excessive measuring time. However, in order to obtain satisfying results, efficient reconstruction methods are needed. Here we describe an optimized version of the Forward Maximum entropy (FM) reconstruction method, which can reconstruct up to three indirect dimensions. For complex datasets, such as NOESY spectra, the performance of the procedure is enhanced by a distillation procedure that reduces artifacts stemming from intense peaks.
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http://dx.doi.org/10.1007/s10858-009-9368-1 | DOI Listing |
World J Urol
January 2025
Department of Urology, Paris Saint-Joseph Hospital, Paris, France.
Objective: This systematic review was conducted to synthesize current research on the role of repeated transurethral resection of the bladder (re-TURB) and the emerging use of magnetic resonance imaging (MRI) in discerning patient suitability for safely foregoing this procedure.
Evidence Acquisition: Employing a methodical literature search, we consulted several bibliographic databases including PubMed, Science Direct, Scopus, and Embase. The review process adhered strictly to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA 2020) guidelines.
Nat Prod Res
January 2025
Laboratory of Natural Products and Heterocyclic Synthesis, Department of Organic Chemistry, Faculty of Sciences, The University of Yaoundé 1, Yaoundé, Cameroon.
From the leaves of , fourteen compounds were isolated and identified: D-mannitol (), a mixture of β-sitosterol () and stigmasterol (), α-amyrin (), betulin (), lupeol (), lupenone (), betulinic acid (), taraxerol (), 3β-(E)-coumaroyltaraxerol (), 3β-(Z)-coumaroyltaraxerol (), ursolic acid (), stigmasterol 3-O-β-D-glucoside (), and β-sitosterol 3-O-β-D-glucoside (). These compounds were analysed through NMR spectroscopy (both 1D and 2D) and by comparing them to previously published data. Compounds , , , and - have been identified from this species for the first time.
View Article and Find Full Text PDFNicotine Tob Res
January 2025
Masonic Cancer Center, University of Minnesota, 420 Delaware Street SE, Minneapolis, MN.
Introduction: Hormonal contraceptives (HCs), which contain synthetic forms of estrogen (i.e., ethinyl estradiol) and/or progesterone (i.
View Article and Find Full Text PDFCurr Opin Cardiol
January 2025
Division of Cardiology, University of Ottawa Heart Institute, University of Ottawa, Faculty of Medicine, Tier 1 Clinical Research Chair in Cardiac Electrophysiology, Ottawa, ON, Canada.
Purpose Of Review: This review presents contemporary data on epidemiology, common presentations, investigations and diagnostic algorithms, treatment and prognosis. It particularly focuses on topics of most relevance to heart failure specialists, including what left ventricle (LV) function changes can be expected after treatment and outcomes to all standard and advanced heart failure therapies.
Recent Findings: Around 5% of sarcoidosis patients have clinically manifest cardiac sarcoidosis (CS), presenting with significant arrhythmias (such as conduction disturbances and ventricular arrhythmias) or newly developed unexplained heart failure.
J Brachial Plex Peripher Nerve Inj
January 2025
School of Health Sciences, Manchester Academic Health Science Centre, Faculty of Biology, Medicine and Health, University of Manchester, Manchester, United Kingdom.
GABA (γ-aminobutyric acid) is the major inhibitory neurotransmitter in the brain. In response to injury within the central nervous system, GABA promotes cortical plasticity and represents a potential pharmacological target to improve functional recovery. However, it is unclear how GABA changes in the brain after traumatic brachial plexus injuries (tBPIs) which represents the rationale for this pilot study.
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