Search Results - "Spectroscopy"

Comparative analysis of 30 East Asian traditional medicine formulations revealed the applicability of ¹ H NMR spectroscopy in quality control.

Authors: Jeong E Pham HT Kang KB

Source: Journal of pharmaceutical and biomedical analysis [J Pharm Biomed Anal] 2025 Dec 15; Vol. 266, pp. 117089. Date of Electronic Publication: 2025 Aug 05.

Publication Type: Journal Article; Comparative Study

Journal Info: Publisher: Elsevier Science Country of Publication: England NLM ID: 8309336 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-264X (Electronic) Linking ISSN: 07317085 NLM ISO Abbreviation: J Pharm Biomed Anal Subsets: MEDLINE

MeSH Terms: Proton Magnetic Resonance Spectroscopy*/methods , Medicine, East Asian Traditional*/standards , Medicine, East Asian Traditional*/methods , Drugs, Chinese Herbal*/chemistry , Drugs, Chinese Herbal*/standards , Drugs, Chinese Herbal*/analysis, Quality Control ; Reproducibility of Results ; Drug Compounding/methods ; Magnetic Resonance Spectroscopy/methods

Comparison of MRS acquisition methods for separation of overlapping signals at 3 T.

Authors: Bell TK Goerzen D Near J et al.

Source: Journal of neuroscience methods [J Neurosci Methods] 2025 Nov; Vol. 423, pp. 110523. Date of Electronic Publication: 2025 Jun 30.

Publication Type: Journal Article; Comparative Study

Journal Info: Publisher: Elsevier/North-Holland Biomedical Press Country of Publication: Netherlands NLM ID: 7905558 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1872-678X (Electronic) Linking ISSN: 01650270 NLM ISO Abbreviation: J Neurosci Methods Subsets: MEDLINE

MeSH Terms: Brain*/metabolism , Proton Magnetic Resonance Spectroscopy*/methods, Humans ; Male ; Adult ; Female ; Magnetic Resonance Spectroscopy/methods ; Aspartic Acid/analogs & derivatives ; Aspartic Acid/metabolism ; Creatine/metabolism ; Glutamine/metabolism ; Signal Processing, Computer-Assisted ; Young Adult

Noise decorrelation coil combination optimizes SNR of edited ¹ H MRS data.

Authors: Bouchard AE Mikkelsen M

Source: Magnetic resonance imaging [Magn Reson Imaging] 2025 Oct; Vol. 122, pp. 110452. Date of Electronic Publication: 2025 Jul 01.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier Country of Publication: Netherlands NLM ID: 8214883 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-5894 (Electronic) Linking ISSN: 0730725X NLM ISO Abbreviation: Magn Reson Imaging Subsets: MEDLINE

MeSH Terms: gamma-Aminobutyric Acid*/metabolism , Proton Magnetic Resonance Spectroscopy*/methods , Proton Magnetic Resonance Spectroscopy*/instrumentation , Magnetic Resonance Imaging*/methods , Brain*/metabolism , Brain*/diagnostic imaging, Signal-To-Noise Ratio ; Humans ; Algorithms ; Magnetic Resonance Spectroscopy/methods ; Reproducibility of Results ; Aspartic Acid/analogs & derivatives ; Aspartic Acid/metabolism

¹ H and ³¹ P MRS Interleaved With High Time Resolution Reveals Closely Matching Creatine CH₂ and PCr Dynamics During Exercise.

Authors: Klepochová R Niess F Metz M et al.

Source: NMR in biomedicine [NMR Biomed] 2025 Oct; Vol. 38 (10), pp. e70132.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Country of Publication: England NLM ID: 8915233 Publication Model: Print Cited Medium: Internet ISSN: 1099-1492 (Electronic) Linking ISSN: 09523480 NLM ISO Abbreviation: NMR Biomed Subsets: MEDLINE

MeSH Terms: Phosphocreatine*/metabolism , Creatine*/metabolism , Exercise*/physiology , Proton Magnetic Resonance Spectroscopy*/methods, Humans ; Adult ; Male ; Female ; Magnetic Resonance Spectroscopy/methods ; Phosphorus Isotopes ; Time Factors ; Kinetics

¹ H NMR multisuppression approach for rapid detection and quantification of acyl groups and fatty acids supporting cyclopropane structures, either natural or generated during severe heating.

Authors: Nieva-Echevarria B Ruiz-Aracama A

Source: Food research international (Ottawa, Ont.) [Food Res Int] 2025 Dec; Vol. 222 (Pt 2), pp. 117713. Date of Electronic Publication: 2025 Oct 28.

Publication Type: Journal Article

Journal Info: Publisher: Published on behalf of the Canadian Institute of Food Science and Technology by Elsevier Applied Science Country of Publication: Canada NLM ID: 9210143 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-7145 (Electronic) Linking ISSN: 09639969 NLM ISO Abbreviation: Food Res Int Subsets: MEDLINE

MeSH Terms: Cyclopropanes*/chemistry , Cyclopropanes*/analysis , Fatty Acids*/analysis , Fatty Acids*/chemistry , Plant Oils*/chemistry , Plant Oils*/analysis , Hot Temperature* , Proton Magnetic Resonance Spectroscopy*/methods, Magnetic Resonance Spectroscopy/methods

Assessing the effects of thermo-oxidation and naturally-occurring trace metal ions on the peroxidative susceptibilities of unrefined and refined sunflower oils: An 1H NMR-coupled chemometrics study.

Authors: Ampem G Le Gresley A Grootveld M et al.

Source: Food research international (Ottawa, Ont.) [Food Res Int] 2025 Dec; Vol. 221 (Pt 3), pp. 117493. Date of Electronic Publication: 2025 Sep 10.

Publication Type: Journal Article

Journal Info: Publisher: Published on behalf of the Canadian Institute of Food Science and Technology by Elsevier Applied Science Country of Publication: Canada NLM ID: 9210143 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1873-7145 (Electronic) Linking ISSN: 09639969 NLM ISO Abbreviation: Food Res Int Subsets: MEDLINE

MeSH Terms: Sunflower Oil*/chemistry , Hot Temperature* , Lipid Peroxidation* , Chemometrics*/methods , Cooking*/methods , Trace Elements*/chemistry , Trace Elements*/analysis , Metals*/chemistry , Proton Magnetic Resonance Spectroscopy*, Oxidation-Reduction ; Fatty Acids, Unsaturated/analysis ; Fatty Acids, Unsaturated/chemistry ; Aldehydes/analysis ; Magnetic Resonance Spectroscopy

Implementation of Two-pulse Phase-modulated (TPPM) ¹ H Decoupling in a Clinical MR Scanner for the Detection of the C1-glycogen Peak in ¹³ C MRS.

Authors: Kuribayashi H Inubushi T

Source: Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine [Magn Reson Med Sci] 2025 Oct 24; Vol. 24 (4). Date of Electronic Publication: 2025 Jan 17.

Publication Type: Journal Article

Journal Info: Publisher: Japan Society of Magnetic Resonance in Medicine Country of Publication: Japan NLM ID: 101153368 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1880-2206 (Electronic) Linking ISSN: 13473182 NLM ISO Abbreviation: Magn Reson Med Sci Subsets: MEDLINE

MeSH Terms: Magnetic Resonance Imaging*/methods , Glycogen*/chemistry , Glycogen*/analysis , Carbon-13 Magnetic Resonance Spectroscopy*/methods, Humans ; Carbon Isotopes ; Magnetic Resonance Spectroscopy/methods ; Glucose/chemistry ; Phantoms, Imaging

Optimizing the extraction of ursolic acid from loquat leaf using ¹ H-qNMR.

Authors: Lu WY Wang MT Yang AY et al.

Source: Analytical methods : advancing methods and applications [Anal Methods] 2025 Oct 09; Vol. 17 (39), pp. 7890-7895. Date of Electronic Publication: 2025 Oct 09.

Publication Type: Journal Article

Journal Info: Publisher: RSC Pub Country of Publication: England NLM ID: 101519733 Publication Model: Electronic Cited Medium: Internet ISSN: 1759-9679 (Electronic) Linking ISSN: 17599660 NLM ISO Abbreviation: Anal Methods Subsets: MEDLINE

MeSH Terms: Plant Leaves*/chemistry , Triterpenes*/isolation & purification , Triterpenes*/analysis , Triterpenes*/chemistry , Eriobotrya*/chemistry , Plant Extracts*/chemistry , Proton Magnetic Resonance Spectroscopy*/methods, Ursolic Acid ; Magnetic Resonance Spectroscopy/methods

¹ H NMR Pure Shift Metabolomic Analysis of Black Tea.

Authors: Wang H Castañar L Adams RW et al.

Source: Analytical chemistry [Anal Chem] 2025 Oct 07; Vol. 97 (39), pp. 21273-21281. Date of Electronic Publication: 2025 Sep 26.

Publication Type: Journal Article

Journal Info: Publisher: American Chemical Society Country of Publication: United States NLM ID: 0370536 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1520-6882 (Electronic) Linking ISSN: 00032700 NLM ISO Abbreviation: Anal Chem Subsets: MEDLINE

MeSH Terms: Metabolomics*/methods , Tea*/chemistry , Tea*/metabolism , Proton Magnetic Resonance Spectroscopy*/methods , Camellia sinensis*/chemistry , Camellia sinensis*/metabolism, Magnetic Resonance Spectroscopy/methods

¹ H NMR Relaxation Processes in Lung Tissues at Low Magnetic Fields.

Authors: Kołodziejski K Ullah F Klepacki Ł et al.

Source: Molecules (Basel, Switzerland) [Molecules] 2025 Oct 07; Vol. 30 (19). Date of Electronic Publication: 2025 Oct 07.

Publication Type: Journal Article

Journal Info: Publisher: MDPI Country of Publication: Switzerland NLM ID: 100964009 Publication Model: Electronic Cited Medium: Internet ISSN: 1420-3049 (Electronic) Linking ISSN: 14203049 NLM ISO Abbreviation: Molecules Subsets: MEDLINE

MeSH Terms: Lung*/pathology , Magnetic Fields* , Proton Magnetic Resonance Spectroscopy*/methods , Lung Neoplasms*/pathology, Humans ; Magnetic Resonance Spectroscopy

Reproducibility assessment of magnetic resonance spectroscopy of pregenual anterior cingulate cortex across sessions and vendors via the cloud computing platform CloudBrain-MRS.

Authors: Chen R Lin M Chen J et al.

Source: NeuroImage [Neuroimage] 2025 Sep; Vol. 318, pp. 121400. Date of Electronic Publication: 2025 Jul 25.

Publication Type: Journal Article

Journal Info: Publisher: Academic Press Country of Publication: United States NLM ID: 9215515 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1095-9572 (Electronic) Linking ISSN: 10538119 NLM ISO Abbreviation: Neuroimage Subsets: MEDLINE

MeSH Terms: Gyrus Cinguli*/metabolism , Gyrus Cinguli*/diagnostic imaging , Cloud Computing* , Proton Magnetic Resonance Spectroscopy*/methods , Proton Magnetic Resonance Spectroscopy*/standards, Humans ; Reproducibility of Results ; Male ; Adult ; Female ; Young Adult ; Magnetic Resonance Imaging/methods ; Magnetic Resonance Spectroscopy/methods ; Magnetic Resonance Spectroscopy/standards

Absolute quantification of cerebral metabolites using two-dimensional proton MR spectroscopic imaging with quantitative MRI-based water reference.

Authors: Thomas DC Alcicek S Manzhurtsev A et al.

Source: Magnetic resonance in medicine [Magn Reson Med] 2026 Jan; Vol. 95 (1), pp. 4-19. Date of Electronic Publication: 2025 Aug 13.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Country of Publication: United States NLM ID: 8505245 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1522-2594 (Electronic) Linking ISSN: 07403194 NLM ISO Abbreviation: Magn Reson Med Subsets: MEDLINE

MeSH Terms: Water*/chemistry , Magnetic Resonance Imaging*/methods , Brain Neoplasms*/diagnostic imaging , Brain Neoplasms*/metabolism , Brain*/diagnostic imaging , Brain*/metabolism , Proton Magnetic Resonance Spectroscopy*/methods, Humans ; Adult ; Male ; Female ; Image Processing, Computer-Assisted/methods ; Reproducibility of Results ; Healthy Volunteers ; Middle Aged ; Magnetic Resonance Spectroscopy/methods ; Algorithms

A data-driven algorithm to determine ¹ H-MRS basis set composition.

Authors: Davies-Jenkins CW Zöllner HJ Simicic D et al.

Source: Magnetic resonance in medicine [Magn Reson Med] 2026 Jan; Vol. 95 (1), pp. 20-37. Date of Electronic Publication: 2025 Aug 16.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Country of Publication: United States NLM ID: 8505245 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1522-2594 (Electronic) Linking ISSN: 07403194 NLM ISO Abbreviation: Magn Reson Med Subsets: MEDLINE

MeSH Terms: Algorithms* , Brain*/metabolism , Brain*/diagnostic imaging , Brain Neoplasms*/metabolism , Brain Neoplasms*/diagnostic imaging , Proton Magnetic Resonance Spectroscopy*/methods, Humans ; Reproducibility of Results ; Magnetic Resonance Spectroscopy/methods

Constrained optimized water suppression for ¹ H MR spectroscopy.

Authors: Igwe KC Gajdošík M Juchem C et al.

Source: Magnetic resonance in medicine [Magn Reson Med] 2025 Sep; Vol. 94 (3), pp. 895-904. Date of Electronic Publication: 2025 Jun 04.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Country of Publication: United States NLM ID: 8505245 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1522-2594 (Electronic) Linking ISSN: 07403194 NLM ISO Abbreviation: Magn Reson Med Subsets: MEDLINE

MeSH Terms: Water*/chemistry , Magnetic Resonance Imaging* , Image Processing, Computer-Assisted*/methods , Proton Magnetic Resonance Spectroscopy*/methods, Algorithms ; Humans ; Female ; Brain/diagnostic imaging ; Adult ; Magnetic Resonance Spectroscopy/methods ; Male ; Radio Waves

Probe design for high sensitivity proton-detected solid-state NMR.

Authors: Borcik CG Price LE Heinrich JP et al.

Source: Journal of magnetic resonance (San Diego, Calif. : 1997) [J Magn Reson] 2025 Sep; Vol. 378, pp. 107919. Date of Electronic Publication: 2025 Jun 09.

Publication Type: Journal Article

Journal Info: Publisher: Elsevier Country of Publication: United States NLM ID: 9707935 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1096-0856 (Electronic) Linking ISSN: 10907807 NLM ISO Abbreviation: J Magn Reson Subsets: MEDLINE

MeSH Terms: Proton Magnetic Resonance Spectroscopy*/instrumentation , Proton Magnetic Resonance Spectroscopy*/methods, Protons ; Signal-To-Noise Ratio ; Magnetic Resonance Spectroscopy/instrumentation ; Magnetic Resonance Spectroscopy/methods ; Equipment Design ; Carbon Isotopes ; Nitrogen Isotopes

Enhanced Analysis of Curcuminoids in Turmeric via Selective Homodecoupled 1D ¹ H NMR.

Authors: K S N Biswas A Chaudhari SR

Source: Magnetic resonance in chemistry : MRC [Magn Reson Chem] 2025 Sep; Vol. 63 (9), pp. 660-669. Date of Electronic Publication: 2025 Jun 16.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Heyden Country of Publication: England NLM ID: 9882600 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-458X (Electronic) Linking ISSN: 07491581 NLM ISO Abbreviation: Magn Reson Chem Subsets: MEDLINE

MeSH Terms: Curcuma*/chemistry , Curcumin*/analysis , Curcumin*/analogs & derivatives , Curcumin*/chemistry , Proton Magnetic Resonance Spectroscopy*/methods, Diarylheptanoids ; Magnetic Resonance Spectroscopy/methods ; Molecular Structure ; Chromatography, High Pressure Liquid

Accurate Paediatric Brain Tumour Classification Through Improved Quantitative Analysis of ¹ H MR Imaging and Spectroscopy.

Authors: Zhao T L Rose HE Grist JT et al.

Source: NMR in biomedicine [NMR Biomed] 2025 Sep; Vol. 38 (9), pp. e70103.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Country of Publication: England NLM ID: 8915233 Publication Model: Print Cited Medium: Internet ISSN: 1099-1492 (Electronic) Linking ISSN: 09523480 NLM ISO Abbreviation: NMR Biomed Subsets: MEDLINE

MeSH Terms: Brain Neoplasms*/diagnostic imaging , Brain Neoplasms*/classification , Brain Neoplasms*/metabolism , Proton Magnetic Resonance Spectroscopy* , Magnetic Resonance Imaging*, Humans ; Child ; Male ; Female ; Child, Preschool ; Adolescent ; Retrospective Studies ; Infant ; Diffusion Magnetic Resonance Imaging ; Magnetic Resonance Spectroscopy

Proton-Nuclear Magnetic Resonance Metabolomics of Gingival Crevicular Fluid During Orthodontic Tooth Movement With Aligners.

Authors: Domini MC Castroflorio T Deregibus A et al.

Source: Orthodontics & craniofacial research [Orthod Craniofac Res] 2025 Aug; Vol. 28 (4), pp. 670-679. Date of Electronic Publication: 2025 Mar 20.

Publication Type: Journal Article; Randomized Controlled Trial

Journal Info: Publisher: Blackwell Munksgaard Country of Publication: England NLM ID: 101144387 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1601-6343 (Electronic) Linking ISSN: 16016335 NLM ISO Abbreviation: Orthod Craniofac Res Subsets: MEDLINE

MeSH Terms: Gingival Crevicular Fluid*/metabolism , Gingival Crevicular Fluid*/chemistry , Tooth Movement Techniques*/instrumentation , Metabolomics*/methods , Proton Magnetic Resonance Spectroscopy*, Humans ; Male ; Female ; Prospective Studies ; Molar ; Malocclusion, Angle Class II/therapy ; Young Adult ; Adult ; Adolescent ; Magnetic Resonance Spectroscopy ; Principal Component Analysis

A Collaborative Study on Platform ¹ H Quantitative NMR Method Using Internal Calibration Methodology: Towards Capacity Building for Novices.

Authors: Su B Zhang J Deng X et al.

Source: Magnetic resonance in chemistry : MRC [Magn Reson Chem] 2025 Jul; Vol. 63 (8), pp. 534-544. Date of Electronic Publication: 2025 May 21.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Heyden Country of Publication: England NLM ID: 9882600 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1097-458X (Electronic) Linking ISSN: 07491581 NLM ISO Abbreviation: Magn Reson Chem Subsets: MEDLINE

MeSH Terms: Proton Magnetic Resonance Spectroscopy*/standards , Proton Magnetic Resonance Spectroscopy*/methods, Calibration ; Magnetic Resonance Spectroscopy/standards ; Signal-To-Noise Ratio ; China

Rapid ¹³ C Solid-State Quantitative NMR Method for Multiple Physical and Chemical Analyses of Cocoa-Based Products: Proof of Concept.

Authors: Tobias TJ Efraim P de Moraes TB et al.

Source: Analytical chemistry [Anal Chem] 2025 Sep 16; Vol. 97 (36), pp. 19909-19917. Date of Electronic Publication: 2025 Sep 07.

Publication Type: Journal Article

Journal Info: Publisher: American Chemical Society Country of Publication: United States NLM ID: 0370536 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1520-6882 (Electronic) Linking ISSN: 00032700 NLM ISO Abbreviation: Anal Chem Subsets: MEDLINE

MeSH Terms: Cacao*/chemistry , Chocolate*/analysis , Carbon-13 Magnetic Resonance Spectroscopy*/methods, Magnetic Resonance Spectroscopy/methods ; Carbon Isotopes ; Proof of Concept Study