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Outcomes after Angiography with Sodium Bicarbonate and Acetylcysteine.
Weisbord SD, Gallagher M, Jneid H, Garcia S, Cass A, Thwin SS, Conner TA, Chertow GM, Bhatt DL, Shunk K, Parikh CR, McFalls EO, Brophy M, Ferguson R, Wu H, Androsenko M, Myles J, Kaufman J, Palevsky PM; PRESERVE Trial Group. Weisbord SD, et al. N Engl J Med. 2018 Feb 15;378(7):603-614. doi: 10.1056/NEJMoa1710933. Epub 2017 Nov 12. N Engl J Med. 2018. PMID: 29130810 Free article. Clinical Trial.
Application of Relaxation Dispersion of Hyperpolarized 13 C Spins to Protein-Ligand Binding.
Qi C, Wang Y, Hilty C. Qi C, et al. Angew Chem Int Ed Engl. 2021 Nov 2;60(45):24018-24021. doi: 10.1002/anie.202109430. Epub 2021 Oct 5. Angew Chem Int Ed Engl. 2021. PMID: 34468077 Free PMC article.
Hyperpolarization by dissolution dynamic nuclear polarization (D-DNP) provided a (13) C signal enhancement between 3000-6000 for the ligand 4-(trifluoromethyl) benzene-1-carboximidamide binding to trypsin. The measurement of (13) C R(2) relaxation dispersion was ena …
Hyperpolarization by dissolution dynamic nuclear polarization (D-DNP) provided a (13) C signal enhancement between 3000-6000 for the ligand …
13C NMR Relaxation Analysis of Protein GB3 for the Assessment of Side Chain Dynamics Predictions by Current AMBER and CHARMM Force Fields.
Anderson JS, Hernández G, LeMaster DM. Anderson JS, et al. J Chem Theory Comput. 2020 May 12;16(5):2896-2913. doi: 10.1021/acs.jctc.0c00050. Epub 2020 Apr 23. J Chem Theory Comput. 2020. PMID: 32268062
Molecular simulations with seven current AMBER- and CHARMM-based force fields yield markedly differing internal bond vector autocorrelation function predictions for many of the 223 methine and methylene H-C bonds of the 56-residue protein GB3. To enable quantification of accuracy …
Molecular simulations with seven current AMBER- and CHARMM-based force fields yield markedly differing internal bond vector autocorrelation …
Pt(II)-mediated nitrile-tetramethylguanidine coupling as a key step for a novel synthesis of 1,6-dihydro-1,3,5-dihydrotriazines.
Gushchin PV, Bokach NA, Luzyanin KV, Nazarov AA, Haukka M, Kukushkin VY. Gushchin PV, et al. Inorg Chem. 2007 Mar 5;46(5):1684-93. doi: 10.1021/ic061884b. Epub 2007 Feb 1. Inorg Chem. 2007. PMID: 17266300
The coupling between tetramethylguanidine, HN=C(NMe2)2, and coordinated organonitriles in the platinum(II) complexes cis/trans-[PtCl2(RCN)2] (R = Me, Et, Ph) proceeds rapidly under mild conditions to afford the diimino compounds containing two N-bound monodentate 1,3-diaza-1,3-di …
The coupling between tetramethylguanidine, HN=C(NMe2)2, and coordinated organonitriles in the platinum(II) complexes cis/trans-[PtCl2(RCN)2] …
The structure of an aggregate form of bacteriochlorophyll c showing the Qy absorption at 705 nm as determined by the ring-current effects on 1H and 13C nuclei and by 1H-1H intermolecular NOE correlations.
Mizoguchi T, Ogura K, Inagaki F, Koyama Y. Mizoguchi T, et al. Biospectroscopy. 1999;5(2):63-77. doi: 10.1002/(SICI)1520-6343(1999)5:2<63::AID-BSPY1>3.0.CO;2-B. Biospectroscopy. 1999. PMID: 10217326
13C-enriched bacteriochlorophyll c (R[E, E] BChl cF) was suspended in chloroform to form an aggregate showing the Qy absorption at 705 nm. (1) The aggregate exhibited several largely split 13C-NMR signals suggesting the presence of non-equivalent BChl c molecules in …
13C-enriched bacteriochlorophyll c (R[E, E] BChl cF) was suspended in chloroform to form an aggregate showing the Qy absorptio …
Styrene oxide adducts in an oligodeoxynucleotide containing the human N-ras codon 12 sequence: structural refinement of the minor groove R(12,2)- and S(12,2)-alpha-(N2-guanyl) stereoisomers from 1H NMR.
Zegar IS, Setayesh FR, DeCorte BL, Harris CM, Harris TM, Stone MP. Zegar IS, et al. Biochemistry. 1996 Apr 9;35(14):4334-48. doi: 10.1021/bi952086s. Biochemistry. 1996. PMID: 8605182
For the R(12,2) adduct, upfield chemical shifts were observed for the T7 H6, H1', and N3H resonances. At 30 degrees C, R-SOG 6 N1H, T7 N3H, and T10 N3H disappeared due to exchange with solvent. ...Complete relaxation matrix analyses of the nine inner base pairs yiel …
For the R(12,2) adduct, upfield chemical shifts were observed for the T7 H6, H1', and N3H resonances. At 30 degrees C, R-SOG 6 …
Theoretical Insights into the Structural Differences between Organic and Inorganic Amines/Ethers.
Moraru IT, Teleanu F, Nemes G. Moraru IT, et al. J Phys Chem A. 2020 Oct 8;124(40):8246-8253. doi: 10.1021/acs.jpca.0c07093. Epub 2020 Sep 24. J Phys Chem A. 2020. PMID: 32915572
Natural bond orbital (NBO) calculations carried out at the density functional theory level of theory reveal that hyperconjugative effects in the organic amines and ethers are overcome by repulsive interactions occurring between the lone pair on the nitrogen/oxygen atom and the ad …
Natural bond orbital (NBO) calculations carried out at the density functional theory level of theory reveal that hyperconjugative effects in …
Influence of N6-methylation of residue A(5) on the conformational behaviour of d(C-C-G-A-A-T-T-C-G-G) in solution studied by 1H-NMR spectroscopy. 1. The duplex form.
Rinkel LJ, van der Marel GA, van Boom JH, Altona C. Rinkel LJ, et al. Eur J Biochem. 1987 Mar 2;163(2):275-86. doi: 10.1111/j.1432-1033.1987.tb10798.x. Eur J Biochem. 1987. PMID: 3028800 Free article.
Assignments are given of the base, H1', H2', H2", H3' and of some H4' resonances, based upon a combination of two-dimensional correlation spectra (COSY) and two-dimensional nuclear Overhauser effect spectra (NOESY); imino-proton resonances were assigned with the aid of a two-dime …
Assignments are given of the base, H1', H2', H2", H3' and of some H4' resonances, based upon a combination of two-dimensional correlation sp …
Site-specific analysis of heteronuclear Overhauser effects in microcrystalline proteins.
del Amo JM, Agarwal V, Sarkar R, Porter J, Asami S, Rübbelke M, Fink U, Xue Y, Lange OF, Reif B. del Amo JM, et al. J Biomol NMR. 2014 Aug;59(4):241-9. doi: 10.1007/s10858-014-9843-1. Epub 2014 Jul 3. J Biomol NMR. 2014. PMID: 24989039
For methyls, a strong effect is expected due to the three-fold rotation of the methyl group. Quantification of the [(1)H](13)C heteronuclear NOE in combination with (13)C-R 1 can yield a more accurate analysis of side chain motional parameters. ...
For methyls, a strong effect is expected due to the three-fold rotation of the methyl group. Quantification of the [(1)H](13)C heteronuclear …
The membrane-induced structure of melittin is correlated with the fluidity of the lipids.
Andersson A, Biverståhl H, Nordin J, Danielsson J, Lindahl E, Mäler L. Andersson A, et al. Biochim Biophys Acta. 2007 Jan;1768(1):115-21. doi: 10.1016/j.bbamem.2006.07.009. Epub 2006 Jul 21. Biochim Biophys Acta. 2007. PMID: 16949029 Free article.
The effect of the bee toxin melittin on DMPC dynamics in fast-tumbling bicelles has been investigated. The (13)C R(1) and (13)C-(1)H NOE relaxation parameters for DMPC were used to monitor the effect of melittin and cholesterol on lipid dynamics. ...
The effect of the bee toxin melittin on DMPC dynamics in fast-tumbling bicelles has been investigated. The (13)C R(1) and (13) …
16 results