Results 21 to 30 of about 125,569 (260)

Modern Technologies of Solution Nuclear Magnetic Resonance Spectroscopy for Three-dimensional Structure Determination of Proteins Open Avenues for Life Scientists

open access: yesComputational and Structural Biotechnology Journal, 2017
Nuclear magnetic resonance (NMR) spectroscopy is a powerful technique for structural studies of chemical compounds and biomolecules such as DNA and proteins. Since the NMR signal sensitively reflects the chemical environment and the dynamics of a nuclear
Toshihiko Sugiki   +2 more
doaj   +1 more source

NMR Magnetometer Based on Dynamic Nuclear-Polarization for Low-Strength Magnetic Field Measurement

open access: yesSensors, 2023
Nuclear magnetic resonance (NMR) magnetometers are considered due to their ability to map magnetic fields with high precision and calibrate other magnetic field measurement devices.
Taoning Guo   +4 more
doaj   +1 more source

Synthesis and Theoretical Calculations of Benzoic Acid-Based New Mono Azo Dye

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2022
This study describes the synthesis, characterization and theoretical calculation of 3,5-dihydroxy-2-(naphthalen-2-yldiazenyl) benzoic acid. The synthesized compound was obtained through efficient synthetic route using 2-Naphthylamine and 3,5 ...
Mehmet Ulutürk, Çiğdem Karabacak Atay
doaj   +1 more source

Structure Confirmation of Three New Psychoactive Substances and Qualitative Identification of Unknown Substances

open access: yesFayixue Zazhi
ObjectiveTo establish the structural confirmation methods of three suspected new psychoactive substances (NPSs), and explore a more general qualitative testing method.MethodsInfrared absorption spectroscopy (IR), gas chromatography-mass spectrometry (GC ...
NIE Zong-yang   +5 more
doaj   +1 more source

Synthesis, spectral, antimicrobial, and antifertility studies of tetraaza macrocyclic complexes of tin(II)

open access: yesMain Group Metal Chemistry, 2013
A novel family of tetraazamacrocyclic complexes of Sn(II) has been synthesized by template condensation using 1,9-diaminononane with different dicarboxylic acids (malonic, succinic, glutaric, and adipic).
Bansal Nidhi, Dave Saurabh
doaj   +1 more source

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

High-Resolution Nanoscale Solid-State Nuclear Magnetic Resonance Spectroscopy

open access: yesPhysical Review X, 2018
We present a new method for high-resolution nanoscale magnetic resonance imaging (nano-MRI) that combines the high spin sensitivity of nanowire-based magnetic resonance detection with high-spectral-resolution nuclear magnetic resonance (NMR) spectroscopy.
William Rose   +6 more
doaj   +1 more source

Guiding AlphaFold to predict how Munc13‐1 opens Syntaxin‐1

open access: yesFEBS Open Bio, EarlyView.
The syntaxin‐1 Habc‐domain (orange), linker (pink) and SNARE motif (yellow) form a closed conformation that binds to Munc18‐1 (violet) and is opened by the Munc13‐1 MUN domain (cyan) to form the SNARE complex that triggers neurotransmitter release.
Madhurima Chattopadhyay   +2 more
wiley   +1 more source

Structure and ion transport properties of organic ionic compounds revealed by NMR

open access: yesMagnetic Resonance Letters
Organic ionic plastic crystals (OIPCs) are emerging as an important material family for solid-state electrolytes and many other applications. They have significant advantages over conventional electrolyte materials, such as high ionic conductivity, non ...
Haijin Zhu
doaj   +1 more source

Pushing nuclear magnetic resonance sensitivity limits with microfluidics and photo-chemically induced dynamic nuclear polarization

open access: yesNature Communications, 2018
Nuclear magnetic resonance (NMR) spectroscopy is a powerful technique with an inherently low sensitivity. Here, the authors present a combination of microcoils with photo-chemically induced dynamic nuclear polarization to boost NMR sensitivity down to ...
Miguel Mompeán   +5 more
doaj   +1 more source

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