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55 results for “structure elucidation”
Fig. 5 in Structural elucidation of spiro cyclohexandienonyl naphthalenes with potential anti-neuroinflammatory activities from Caragana acanthophylla Kom
Fig. 5. Anti-neuroinflammatory activities of isolated compounds 1–5, 3a-5a, and 3b-5b on LPS-induced NO production in BV2 microglial cells. (Each bar represents the means ± SE of three independent experiments. Significance: *P <0.001 compared to LPS groups. #P <0.001 compared to control groups; Con: control, NO: nitric oxide, LPS: lipopolysaccharide, MINO: minocycline).
Fig. 6 in Structure elucidation and absolute configuration determination of C , C and C tirucallane triterpenoids from the leaves of Picrasma quassioides (D. Don) Benn
Fig. 6. (A) The ORTEP diagram of 8a (Cu Kα). (B) Synthesis of 8a: EDCI, DMAP, CH2Cl2, r. t., 48h, 70.6%.
Fig. 4 in Structure elucidation and absolute configuration determination of C , C and C tirucallane triterpenoids from the leaves of Picrasma quassioides (D. Don) Benn
Fig. 4. Comparison of the experimental and calculated ECD spectra of 1–7 in MeOH. Spectra were calculated at the B3LYP/6–311++ G(2d,p)//B3LYP/6-31G (d) level.
Fig. 8 in Structure elucidation and absolute configuration determination of C , C and C tirucallane triterpenoids from the leaves of Picrasma quassioides (D. Don) Benn
Fig. 8. Cytotoxic activities of compounds 1–16 against two hepatocellular carcinoma cell lines. (A) Inhibition ratio of all isolates at 50.0 μM. Sora: sorafenib at 16.0 μM, positive control. (B) Compounds with inhibition ratios> 40% were screened out to treat HepG2 cells in subsequent experiments and cell viability was determined by MTT assays.
Fig. 7 in Structure elucidation and absolute configuration determination of C , C and C tirucallane triterpenoids from the leaves of Picrasma quassioides (D. Don) Benn
Fig. 7. Influence of different configurations of 23-OCH on the δ (C-23, C24, C25) and δ (H-23, H-24) values of compounds 7–10 (1 H NMR 600 MHz, 13C NMR 3 C H 150 MHz).
Fig. 3 in Isolation, structure elucidation and neuroprotective effects of caffeoylquinic acid derivatives from the roots of Arctium lappa L.
Fig. 3. Effect of compounds(1–9,11–14) on cell viability. (A) Cytotoxic effect of different concentrations of H2O2 on SH-SY5Y cells. (B) 200 μM compounds(1–9,11–14) alone treated had no effect on cell viability. The date were represented as mean ± S.E.M of three independent experiments. ***p <0.001 compared with control.
Fig. 2. A in Structure elucidation and absolute configuration of metabolites from the soil-derived fungus Dictyosporium digitatum using spectroscopic and computational methods
Fig. 2. A: Key HMBC and COSY correlations of 1. B: Key NOESY correlations of 1. C: Mosher's ester analysis of MTPA-1 (irregular ΔδS−R signs in bold). D: Key HMBC and COSY correlations for dictyosporin C (3). E: Key NOESY correlations of 3. F: Octant rules applied for 3. G: Key HMBC and COSY correlations of dictyosporin D (4). H: Key NOESY correlations of 4. I: Experimental ECD spectrum of 4 and calculated ECD spectra of (1S, 10S)-4 and (1R, 10R)-4.
Supplement to: Isolation, identification, and structure elucidation of beta-sitosterol from Iraqi Plantago major using GC-MS, HPTLC, NMR, and FTIR
<p>Supplement to: Isolation, identification, and structure elucidation of beta-sitosterol from Iraqi Plantago major using GC-MS, HPTLC, NMR, and FTIR</p>
Elucidation of Breast Milk Composition and Structure Over the First Year of Lactation: UC Davis Lactation Study
ClinicalTrials.gov study NCT01817127. IPD Sharing: Not stated. Countries: 1. Publications: 57.
Elucidating the Temporality of Structural and Functional Connectivity Changes in Essential Tremor After Successful Deep Brain Stimulation to the Dentato-rubro-thalamic Tract
ClinicalTrials.gov study NCT04758624. IPD Sharing: NO. Countries: 1. Publications: 1.
In vitro and in vivo characterization and protein-bound structural elucidation of three microbial choline TMA lyase inhibitors
Open the record for dataset details and reuse information.
Fig. 7 in Further undescribed cembranoids from South China Sea soft coral Sarcophyton ehrenbergi: Structural elucidation and biological evaluation
Fig. 7. Chemical transformation of compound 3 into 4.
Fig. 1 in Further undescribed cembranoids from South China Sea soft coral Sarcophyton ehrenbergi: Structural elucidation and biological evaluation
Fig. 1. Chemical structures of compounds 1–9.
Fig. 11 in Further undescribed cembranoids from South China Sea soft coral Sarcophyton ehrenbergi: Structural elucidation and biological evaluation
Fig. 11. Docking pose of compound 8 bound to the active site in α-glucosidase.
Fig. 3 in Isolation and structural elucidation of bioactive obovatol dimeric neolignans from the bark of Magnolia officinalis var. biloba
Fig. 3. Experimental and calculated ECD spectra of compounds 1–6.
Fig. 1 in Isolation and structural elucidation of bioactive obovatol dimeric neolignans from the bark of Magnolia officinalis var. biloba
Fig. 1. Structures of compounds 1–6.
Fig. 2. Key 2D in Isolation and structural elucidation of bioactive obovatol dimeric neolignans from the bark of Magnolia officinalis var. biloba
Fig. 2. Key 2D correlations of compounds 1 and 4.
Fig. 1 in Isosteroidal alkaloids of Fritillaria taipaiensis and their implication to Alzheimer's disease: Isolation, structural elucidation and biological activity
Fig. 1. Structures of compounds 1–9.
Fig. 2. 1H–1H in Structural elucidation of spiro cyclohexandienonyl naphthalenes with potential anti-neuroinflammatory activities from Caragana acanthophylla Kom
Fig. 2. 1H–1H COSY (), key HMBC (), and NOESY () correlations of compounds 1–4.
Fig. 3 in Structural elucidation of spiro cyclohexandienonyl naphthalenes with potential anti-neuroinflammatory activities from Caragana acanthophylla Kom
Fig. 3. Experimental and calculated ECD spectra of compounds 1 (A), 2 (B), 3 (C), 4 (D) and 5 (E).
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.