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Fig. 4 in The isolation, structure and fragmentation characteristics of natural truxillic and truxinic acid derivatives in Abrus mollis leaves
Fig. 4. Plausible MS/MS fragment ion structures of truxillate forms (1, 5–7) and their precursors (9, 10) during the fragmentation process in negative and positive ion mode. It showed that the main fragmentation pattern of truxillate configurations was symmetric dissociation.
Fig. 2. X in The isolation, structure and fragmentation characteristics of natural truxillic and truxinic acid derivatives in Abrus mollis leaves
Fig. 2. X-ray structure of compound 1, the displacement ellipsoids are drawn at the 50% probability level. Another molecular compound 1, H2O molecules, CO molecule and Ca atoms are not shown. H atoms are shown as small spheres of arbitrary radii.
Fig. 5 in The isolation, structure and fragmentation characteristics of natural truxillic and truxinic acid derivatives in Abrus mollis leaves
Fig. 5. Plausible MS/MS fragment ion structures of truxinate forms (2–4, 8) during the fragmentation process in the positive and negative ion mode. It showed that the main fragmentation pattern of truxinate configurations was complex and asymmetrical.
Fig. 1 in 1,3-Dioxepine and spiropyran derivatives of viomellein and other dimeric naphthopyranones from cultures of Aspergillus elegans KUFA0015 and their antibacterial activity
Fig. 1. Structures of specialised metabolites isolated from the cultures of the marine sponge-associated fungus Aspergillus elegans KUFA0015.
Fig. 3 in 2-(2-Phenylethyl)chromone derivatives: Promising α-glucosidase inhibitors in agarwood from Aquilaria filaria
Fig. 3. Lineweaver-Burk plot of 3, 12, 15 and 18 against α-glucosidase (A); Secondary re-plot of slope vs. inhibitor for determination of inhibition constant Ki (B); Secondary re-plot of y intercept vs. inhibitor for determination of inhibition constant Kis (C).
Fig. 7 in 1,3-Dioxepine and spiropyran derivatives of viomellein and other dimeric naphthopyranones from cultures of Aspergillus elegans KUFA0015 and their antibacterial activity
Fig. 7. Models of 6 representing the two lowest energy conformations of the central ring (groups G1, left, and G2, right) as well as the lowest energy transition state model TS for the conversion between G1 and G2. For correct 3D interpretation of these projections, consider the H-11 nuclei nearer to the observer and the methoxy groups farther from the observer.
Fig. 6 in 1,3-Dioxepine and spiropyran derivatives of viomellein and other dimeric naphthopyranones from cultures of Aspergillus elegans KUFA0015 and their antibacterial activity
Fig. 6. Expansion and assignments of 1H NMR spectra of H-11 geminal nuclei, Ha and Hb, at two different temperatures, in DMSO‑d6, at 500 MHz. The measured scalar coupling constant of 5 Hz is within the typical range for geminal protons. Assignments refer to labels used in Fig. 7.
Fig. 2 in Molecular characterization and evaluation of the antibacterial activity of a plant defensin peptide derived from a gene of oat (Avena sativa L.)
Fig. 2. Identification and characterization of AsDef1 (A) The identification steps of AsDef1. (B) Complete ORF of AsDef1. The exons and intron sequences have been shown in black and grey, respectively.
Fig. 3 in Molecular characterization and evaluation of the antibacterial activity of a plant defensin peptide derived from a gene of oat (Avena sativa L.)
Fig. 3. Multiple sequence alignment of AsDef1 and defensins from mono- and dicotyledon plants. Gaps () were introduced to improve the alignment. The numbers above the sequences show the position of amino acids and the numbering must take into account the gaps. Black and grey colors indicate identical and conservative amino acids, respectively. The red box shows the conserved γ-core motif. Disulfide bonds are indicated by bidirectional arrows. Knot1 functional domain and signal sequence have been shown by grey and black lines, respectively. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)
Fig. 5 in Molecular characterization and evaluation of the antibacterial activity of a plant defensin peptide derived from a gene of oat (Avena sativa L.)
Fig. 5. Maximum Likelihood phylogenetic tree of AsDef1 and defensins from mono- and di-cotyledon plants. Blue (monocot group) and red (dicot group) highlights are two groups of defensins. The AsDef1 has been indicated by blue triangle. Below each defensin name, their GenBank accession number is shown. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)
Fig. 7 in Molecular characterization and evaluation of the antibacterial activity of a plant defensin peptide derived from a gene of oat (Avena sativa L.)
Fig. 7. The results of primary evaluation of the growth rate of bacteria under the effect of AsDef1 at 0.078215 μM. All assays were done in three replications. The bars represent standard errors. The star indicates a significance at p <0.05 level. The values above the bars show inhibition percentage.
Fig. 1 in Molecular characterization and evaluation of the antibacterial activity of a plant defensin peptide derived from a gene of oat (Avena sativa L.)
Fig. 1. Agarose gel electrophoresis of PCR products of AsDef1. (A) PCR on cDNA template, M: 100 bp marker, C-: Negative control, D: AsDef1. (B) PCR on DNA template. M: 1 kb marker, C-: Negative control (double-distilled water), D: AsDef1.
Fig. 4 in Molecular characterization and evaluation of the antibacterial activity of a plant defensin peptide derived from a gene of oat (Avena sativa L.)
Fig. 4. Amino acid sequence, secondary and 3D structures of AsDef1 without signal sequence. The α-helix and β-strands has been indicated within the sequence by color shading. The N- and C-terminals of AsDef1 peptide have been indicated by black circles. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)
Fig. 4 in Neuropyrones A-E, five undescribed α-pyrone derivatives with tyrosinase inhibitory activity from the endophytic fungus Neurospora dictyophora WZ-497
Fig. 4. Ligand interaction map of the predicted binding mode of 3, and 3D molecular modeling interaction of the 3 in the binding site of the tyrosinase (PDB ID: 2Y9X).
Fig. 5 in Coumarin derivatives from the leaves and twigs of Murraya exotica L. and their anti-inflammatory activities
Fig. 5. Mo2(OAc)4-induced ECD spectrum of 7 and Newman projection of the diol moiety of 7, with the helicity rule applied.
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. Observed 1H–1H in Cytotoxic xanthone derivatives from the twigs of Garcinia oligantha
Fig. 2. Observed 1H–1H COSY (blue lines) and Key HMBC (red arrows) correlations of 1–10. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)
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.
Fig. 4 in Benzofuran and coumarin derivatives from the root of Angelica dahurica and their PPAR-γ ligand-binding activity
Fig. 4. PPAR-γ ligand binding activity of 1–21. Pioglitazone (PG): 50 (■) and 5.0 (□) μM, 1–21: 500 and 50 μM. Data are represented as the mean ± S.E.M. (n = 3). Dunnett's test was used for statistical analysis. ***p <0.001, **p <0.01, *p <0.05.
Fig. 2 in Synthesis of bilocularin A carbamate derivatives and their evaluation as leucine transport inhibitors in prostate cancer cells
Fig. 2. COSY (in green) and key HMBC (in red) correlations of compound 2. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
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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.