Results 81 to 90 of about 8,500 (189)

Spectral characterization and vibrational mode study of cocrystal of acetaminophen and aspirin based on terahertz/Raman spectroscopy combined with DFT theory calculation

open access: yesResults in Chemistry
In recent years, pharmaceutical cocrystal has become a hot field in drug development, which improves the solubility, stability, and bioavailability of drugs.
Haofei Sun   +7 more
doaj   +1 more source

Cocrystals of Fenamic Acids with Nicotinamide

open access: yesCrystal Growth & Design, 2011
Cocrystal formation between nicotinamide and five fenamic acid derivative drugs (flufenamic acid, niflumic acid, tolfenamic acid, mefenamic acid and meclofenamic acid) was investigated using solution-based and solid-state preparation methods. It was anticipated that the well-known acid–aromatic nitrogen heterosynthon would provide a sufficient driving ...
Fabian, Laszlo   +6 more
openaire   +3 more sources

Intrinsically dominant conformational diversity in PDZ1 within the tandem PDZ1–PDZ2 of human syntenin‐1 underlied by crystal structures

open access: yesProtein Science, Volume 35, Issue 6, June 2026.
Abstract The intrinsic dynamic asymmetry between homologous PDZ domains in multidomain scaffold proteins offers insight into how they achieve multivalent partner recognition. Through a systematic x‐ray crystallographic analysis of tandem PDZ1–PDZ2 domains in human syntenin‐1 (SDCBP/MDA‐9), we solved nine high‐resolution structures and uncovered ...
Natsuno Ando   +8 more
wiley   +1 more source

Understanding Water Activity in Deep Eutectic Solvents: Experimental Screening, Thermodynamic Modeling, and QSAR Predictions

open access: yesChemistrySelect, Volume 11, Issue 21, 4 June 2026.
Water activity (aw) was measured in eight DESs (10–90 wt% water). Strong DES–water interactions persist to ∼50 wt%, after which structure collapses toward aqueous‐like behavior. Redlich–Kister, Wilson, and COSMO‐RS models showed limited performance, whereas QSAR modeling using COSMOtherm‐derived σ‐profile descriptors significantly improved aw ...
Marko Rogošić   +6 more
wiley   +1 more source

Daidzein-betaine cocrystal alleviates high-energy and low-protein diet induced fatty liver hemorrhagic syndrome in laying hens through gut-liver axis

open access: yesPoultry Science
Fatty liver hemorrhagic syndrome (FLHS) severely endangers the health and productivity of laying hens, marked by hepatic steatosis and impaired lipid metabolism. Daidzein-betaine cocrystal improves lipid metabolism in the diet-induced obesity mice.
Yanling Sun   +5 more
doaj   +1 more source

Structural Characterization of Febuxostat/l-Pyroglutamic Acid Cocrystal Using Solid-State 13C-NMR and Investigational Study of Its Water Solubility

open access: yesCrystals, 2017
Febuxostat (FB) is a poorly water-soluble drug that belongs to BCS class II. The drug is employed for the treatment of inflammatory disease arthritis urica (gout), and the free base, FB form-A, is most preferred for drug formulation.
Ji-Hun An   +9 more
doaj   +1 more source

The evolving role of structural biology in pharma: integration of X‐ray crystallography, cryo‐electron microscopy and beyond

open access: yesActa Crystallographica Section D, Volume 82, Issue 6, Page 587-602, June 2026.
This review describes how an integrated structural biology platform at Merck Sharp & Dohme LLC, Rahway, New Jersey, USA, combining X‐ray crystallography, cryo‐EM, MicroED and cryo‐ET, enables seamless three‐dimensional insights from molecular to cellular length scales.
Jill E. Chrencik   +44 more
wiley   +1 more source

Research progress of high energy CL-20/HMX cocrystal explosive

open access: yesResults in Chemistry
Cocrystal belongs to supramolecular chemistry and it is generally composed of different components including molecules, ions with certain molecular ratio and typical structure.
Guiyun Hang   +5 more
doaj   +1 more source

Comparative evaluation of noncanonical amino acids as site‐specific NMR probes for the complex of E. coli SSB with single‐stranded DNA without isotope labelling

open access: yesThe FEBS Journal, Volume 293, Issue 12, Page 3601-3620, June 2026.
Genetic encoding of noncanonical amino acids (ncAA) enables their site‐specific installation in proteins. This work compares the nuclear magnetic resonance (NMR) performance of different ncAAs in a large protein−DNA complex (~ 100 kDa) without isotope labelling. The ncAAs deliver readily detectable NMR signals in the complex between E.
Sreelakshmi Mekkattu Tharayil   +7 more
wiley   +1 more source

Glucose‐Modified Viscosity‐Responsive Turn‐On Fluorescence Molecular Rotors for Wash‐Free Live‐Cell Imaging

open access: yesChemBioChem, Volume 27, Issue 10, 27 May 2026.
We developed fluorescent molecular rotors (FMRs) that respond sensitively to intracellular viscosity. Based on the dye scaffold of GFP, we systematically investigated molecular rigidity and surface area, and discovered FMRs with remarkably high viscosity sensitivity.
Takashi Kanamori   +7 more
wiley   +1 more source

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