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Items: 1 to 20 of 209

1.

Metabolic discrimination of different Rhodiola species using 1H-NMR and GEP combinational chemometrics.

Li X, Wang X, Hong D, Zeng S, Su J, Fan G, Zhang Y.

Chem Pharm Bull (Tokyo). 2018 Dec 5. doi: 10.1248/cpb.c18-00509. [Epub ahead of print]

2.

Application of a proton quantitative nuclear magnetic resonance spectroscopy method for the determination of actinodaphnine in Illigera aromatica and Illigera henryi.

Dong JW, Li XJ, Shi JY, Liu KQ.

J Nat Med. 2018 Nov 9. doi: 10.1007/s11418-018-1264-0. [Epub ahead of print]

PMID:
30414014
3.

Design of a Fragment-Screening Library.

Taylor A, Doak BC, Scanlon MJ.

Methods Enzymol. 2018;610:97-115. doi: 10.1016/bs.mie.2018.09.018. Epub 2018 Oct 19.

PMID:
30390807
4.

Quantification and Stability Determination of Surface Amine Groups on Silica Nanoparticles Using Solution NMR.

Kunc F, Balhara V, Brinkmann A, Sun Y, Leek DM, Johnston LJ.

Anal Chem. 2018 Nov 20;90(22):13322-13330. doi: 10.1021/acs.analchem.8b02803. Epub 2018 Nov 8.

PMID:
30372033
5.

A validated 1H qNMR method for direct and simultaneous quantification of esculin, fraxin and (-)-epicatechin in Hippocastani cortex.

Owczarek A, Kłys A, Olszewska MA.

Talanta. 2019 Jan 15;192:263-269. doi: 10.1016/j.talanta.2018.09.036. Epub 2018 Sep 15.

PMID:
30348388
6.

Monitoring daily routine performance in quantitative NMR (qNMR) spectroscopy: Is the system suitability test necessary?

Monakhova YB, Diehl BWK.

Magn Reson Chem. 2018 Oct 2. doi: 10.1002/mrc.4798. [Epub ahead of print]

PMID:
30277277
7.

Quantitative NMR analysis of L-Dopa in seeds from two varieties of Mucuna pruriens.

Fernandez-Pastor I, Luque-Muñoz A, Rivas F, Medina-O'Donnell M, Martinez A, Gonzalez-Maldonado R, Haidour A, Parra A.

Phytochem Anal. 2018 Sep 14. doi: 10.1002/pca.2793. [Epub ahead of print]

PMID:
30216583
8.

Quantitative Assessment of the Absolute Purity of Thiopeptcin Reference Standard by 1H-NMR.

Luan J, Feng R, Yu C, Wu X, Shen W, Chen Y, DI B, Su M.

Anal Sci. 2018;34(9):1093-1098. doi: 10.2116/analsci.18P095.

9.

Pushing the frontiers: boron-11 NMR as a method for quantitative boron analysis and its application to determine boric acid in commercial biocides.

Aguilera-Sáez LM, Belmonte-Sánchez JR, Romero-González R, Martínez Vidal JL, Arrebola FJ, Garrido Frenich A, Fernández I.

Analyst. 2018 Sep 24;143(19):4707-4714. doi: 10.1039/c8an00505b.

PMID:
30183032
10.

Total content of kaurene diterpenes in Annona vepretorum stems via 1 H qNMR: A method for speeding the identification of bioactive extracts.

de Souza Araújo C, de Oliveira AP, da Conceição Santos AD, Guimarães AL, Dos Santos Silva ND, Queiroz MAÁ, da Cruz Araújo EC, da Silva Almeida JRG.

Phytochem Anal. 2018 Aug 29. doi: 10.1002/pca.2792. [Epub ahead of print]

PMID:
30160074
11.

Purity assignment for peptide certified reference materials by combining qNMR and LC-MS/MS amino acid analysis results: application to angiotensin II.

Melanson JE, Thibeault MP, Stocks BB, Leek DM, McRae G, Meija J.

Anal Bioanal Chem. 2018 Oct;410(26):6719-6731. doi: 10.1007/s00216-018-1272-7. Epub 2018 Aug 24.

PMID:
30143839
12.

Quantification of diterpene acids in Copaiba oleoresin by UHPLC-ELSD and heteronuclear two-dimensional qNMR.

Çiçek SS, Pfeifer Barbosa AL, Girreser U.

J Pharm Biomed Anal. 2018 Oct 25;160:126-134. doi: 10.1016/j.jpba.2018.07.034. Epub 2018 Jul 23.

PMID:
30086505
13.

Investigations of the Copper Peptide Hepcidin-25 by LC-MS/MS and NMR.

Abbas IM, Vranic M, Hoffmann H, El-Khatib AH, Montes-Bayón M, Möller HM, Weller MG.

Int J Mol Sci. 2018 Aug 2;19(8). pii: E2271. doi: 10.3390/ijms19082271.

14.

A New Realization of SI for Organic Chemical Measurement: NIST PS1 Primary Standard for Quantitative NMR (Benzoic Acid).

Nelson MA, Waters JF, Toman B, Lang BE, Rück A, Breitruck K, Obkircher M, Windust A, Lippa KA.

Anal Chem. 2018 Sep 4;90(17):10510-10517. doi: 10.1021/acs.analchem.8b02575. Epub 2018 Aug 16.

PMID:
30058803
15.

One-Dimensional 13C NMR Is a Simple and Highly Quantitative Method for Enantiodiscrimination.

Lankhorst PP, van Rijn JHJ, Duchateau ALL.

Molecules. 2018 Jul 20;23(7). pii: E1785. doi: 10.3390/molecules23071785.

16.

27Al and 31P NMR spectroscopy method development to quantify aluminum phosphate in adjuvanted vaccine formulations.

Khatun R, Hunter HN, Sheng Y, Carpick BW, Kirkitadze MD.

J Pharm Biomed Anal. 2018 Sep 10;159:166-172. doi: 10.1016/j.jpba.2018.06.025. Epub 2018 Jun 21.

17.

SCoT: Swept coherence transfer for quantitative heteronuclear 2D NMR.

Gołowicz D, Urbańczyk M, Shchukina A, Kazimierczuk K.

J Magn Reson. 2018 Sep;294:1-6. doi: 10.1016/j.jmr.2018.06.009. Epub 2018 Jun 19.

PMID:
29960129
18.

Evaluation of thermal and non-thermal processing effect on non-prebiotic and prebiotic acerola juices using 1H qNMR and GC-MS coupled to chemometrics.

Alves Filho EG, Silva LMA, de Brito ES, Wurlitzer NJ, Fernandes FAN, Rabelo MC, Fonteles TV, Rodrigues S.

Food Chem. 2018 Nov 1;265:23-31. doi: 10.1016/j.foodchem.2018.05.038. Epub 2018 May 9.

PMID:
29884378
19.

Simultaneous Quantification of Ellagitannins and Related Polyphenols in Geranium thunbergii Using Quantitative NMR.

Bastian F, Ito Y, Ogahara E, Ganeko N, Hatano T, Ito H.

Molecules. 2018 Jun 4;23(6). pii: E1346. doi: 10.3390/molecules23061346.

20.

Identification and accurate quantification of structurally related peptide impurities in synthetic human C-peptide by liquid chromatography-high resolution mass spectrometry.

Li M, Josephs RD, Daireaux A, Choteau T, Westwood S, Wielgosz RI, Li H.

Anal Bioanal Chem. 2018 Aug;410(20):5059-5070. doi: 10.1007/s00216-018-1155-y. Epub 2018 Jun 4.

PMID:
29862433

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