Results 191 to 200 of about 149,407 (284)

Residual Chemical Shift Anisotropies in the Structure Determination of Small Molecules

open access: yesMagnetic Resonance in Chemistry, Volume 64, Issue 3, Page 286-311, March 2026.
Plasma neutrophil elastase(ELANE) was markedly elevated in patients with alcohol use disorder, indicating a dysregulated protease‐antiprotease inflammatory balance characterised by decreased SERPINA3. ELANE showed excellent diagnostic specificity(AUC = 0.8683), supporting its potential utility as a neuroinflammatory biomarker for AUD.
Nilamoni Nath   +3 more
wiley   +1 more source

Multiplexed Analysis of Multicomponent Biomolecular Condensates without Any Tag. [PDF]

open access: yesJ Am Chem Soc
Pálfy G   +7 more
europepmc   +1 more source

Pharmacokinetic modeling strategies for dynamic hyperpolarized urea imaging

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 3, Page 1671-1683, March 2026.
Abstract Purpose To evaluate pharmacokinetic modeling methods for quantification of tissue perfusion/permeability with hyperpolarized 13C urea. Methods Three models for quantitative analysis of dynamic HP urea imaging data were proposed and evaluated in numerical simulations and a thyroid cancer mouse model.
Keith A. Michel   +6 more
wiley   +1 more source

Arg-Tyr cation-π interactions drive phase separation and β-sheet assembly in native spider dragline silk. [PDF]

open access: yesProc Natl Acad Sci U S A
Johnson HR   +13 more
europepmc   +1 more source

Turn‐Induction in Peptides Incorporating Novel Cyrene‐Derived α,α‐Disubstituted Amino Acid

open access: yesJournal of Peptide Science, Volume 32, Issue 3, March 2026.
Novel chiral cyrene‐derived Cyr residues were incorporated into peptides. The α,α‐disubstituted amino acid residue was introduced using the Ugi reaction. X‐ray crystallographic analysis of R‐ and S‐Cyr residues indicated preference to adopt left‐ and right‐handed α‐helical conformations, respectively.
Kajumee Bora Bhowal   +2 more
wiley   +1 more source

Cyclophilin D reduces Ca2+ sequestration by complement 1q binding protein. [PDF]

open access: yesBiochem J
Adegbite O   +4 more
europepmc   +1 more source

Enhancement of Nitrogenase Activity in Recombinant Escherichia coli by Replacing Upstream Region of nif Operon from Paenibacillus Species

open access: yesChemBioChem, Volume 27, Issue 3, 12 February 2026.
Biological N2 fixation by nitrogenase offers a sustainable alternative to the Haber–Bosch process. Heterologous nitrogenase production in Escherichia coli is a promising strategy. We engineered E. coli with nitrogen fixation (nif) operons from diazotrophic Paenibacillus species.
Yuki Honda   +4 more
wiley   +1 more source

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