Study on chemical constituents and biological activities of the lichen parmotrema Praesorediosum(NYL ) hale(parmeliaceaf)

... compared to the control (non-treated cells) Evaluation of the result based on the I% (at the concentration of 100 g/mL): 0–49% (inactive), 50–70% (active), 70–90% (strong), 90–100% (very strong) [78] ... (9.0 mg) 0) (25.0 mg) PRAES-E14 0) (7.0 mg) PRAES-T2 0) (30.0 mg) PRAES-E15 0) (50.0 g) PRAES-E17 P:EA 0) (15.0 mg) PRAES-E18 (9: 1) 0)( 250.0 mg) PRAES-E19 0) 0) (5.0 mg) PRAES-T3 0)( 45.0 mg) PRAES-T4 ... (2.8 g) E2.5 (4.5 g) P:EA (95: 5) P:EA (9: 1) 0) E2.6 (3.7 g) P:EA (9: 1) 0) 0) (1.0 g) PRAES-E5 0) Acetone (45.0 g) E2.7 (2.5 g) Figure 2.1 Isolation of compounds from the precipitate and 0) petroleum...

Study on chemical constituents and biological activities of some plants of boerhaavia genus (nyctaginaceae)

... metabolites of B diffusa mainly consisted of flavonoids including flavonols, isoflavones, and rotenones as the major composition aside from the minor component of steroids, triterpenoids, lignans and ... Hz, H-10) and 6.01 (s, H-6) The splitting of signals and coupling constants of protons at δH 8.28, 7.01 and 6.94 demonstrated two ortho-coupled protons of H–1, H–2 and H–3 of the A ring and the ... Boerhaavia scandens[w13] Boerhaavia triquetra[w15] Boerhaavia tetrendra[w14] Boerhaavia wrightii[w16] Figure 1.1 Some species of Boerhaavia genus 1.1 BOERHAAVIA GENUS – GENERIC DESCRIPTION Boerhaavia...

A study on syntactic, semantic and pragmatic features of exaggeration in english and vietnamese

... to study the syntactic, semantic and pragmatic characteristics of English and Vietnamese exaggeration On this ground, the thesis analyzes the syntactic, semantic and pragmatic features of exaggeration ... and the set 5.5.1 Emotion and Exaggeration of exercises for the teaching and practising exaggeration or function 5.5.2 Hearer Interpretation of Exaggeration of exaggeration in context 5.5.3 Exaggeration ... existing theories serve as a basis of the data analysis Particular is paid to analyzing and categorizing the data syntactically, semantically and pragmatically 3.6 RELIABILITY AND VALIDITY Reliability...

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Báo cáo khoa học: A study on genomic distribution and sequence features of human long inverted repeats reveals species-speciﬁc intronic inverted repeats pptx

... deleted AT-rich LIRs, and some of them have been implicated as the mediator of constitutional t(11;22) translocation in humans [38] Although there are also a large number of (CA)n and (GA)n repeats ... repeats are essential for the initiation of DNA replication in plasmids, bacteria, eukaryotic viruses and mammalian cells [24] The inverted repeats in introns are able to affect the alternative ... on human long inverted repeats Fig An intronic LIR in c9orf52 and the ﬂanking conserved sequence The arrow denotes the intronic LIR, positioned between exons 17 and 18 The large arrows with an...

Báo cáo sinh học: "The iSBTc/SITC primer on tumor immunology and biological therapy of cancer: a summary of the 2010 program" doc

... inflammation and cancer: inflammation can cause cancer; inflammation can cause mutation; mutation can cause inflammation; mutation can cause cancer; and cancer can cause inflammation Inflammation ... slides, a Primer webinar and additional program information are available online on the society’s website Innate Immunity and Inflammation Innate immunity and inflammation play important roles in the ... proliferation, and have anti -tumor effects alone or in combination with vaccines in animal models Cancer Vaccines Co-organizer of the 2010 Primer on Tumor Immunology and Biological Therapy of Cancer™...

Báo cáo khoa học " Study on macrophage activation and structural characteristics of puriﬁed polysaccharide from the liquid culture broth of Cordyceps militaris " doc

... J S., Cho, J Y., & Hong, E K (2009) Study on macrophage activation and structural characteristics of puriﬁed polysaccharides from the liquid culture broth of Hericium erinaceus Carbohydrate Polymers, ... extracted from the liquid culture broth of C militaris (A) Ion exchange chromatogram of the crude polysaccharides, CPS, on a DEAE cellulose column (B) Gel ﬁltration chromatogram of the neutral polysaccharide ... Proximate composition and monosaccharide composition of puriﬁed polysaccharide, CPSN Fr II, from the liquid culture broth of C militaris (%, dry basis) Polysaccharide Protein Hexosamine Uronic acid Total...

A study on structure, function and diachronic evolution of chinese extended middle construction

... organization of my dissertation The central claim of chapter two is that, although there exists disagreement among scholars who believe that the English middle construction and Chinese qilaiconstruction ... Chapter five further investigates the syntactic distributions of micro -construction as well as their functions and meanings, based on which I put forward the synchronic grammaticalization analysis ... interaction between form and meaning in this construction The dissertation consists of eight chapters In chapter one I give a literature review on the current research of this construction, and...

Tài liệu Báo cáo khoa học: The structure and biological characteristics of the Spirochaeta aurantia outer membrane glycolipid LGLB pdf

... Fragments of HSQC and HMBC spectra of compound Labels illustrate assignment of the amide linkage between the amino group of Asp and the carboxyl group of GalA residue E Scheme The structures of oligosaccharides ... obtained from other spirochetes, the complete elucidation of the LGLB from S aurantia represents the ﬁrst complete structure of a large glycolipid from these bacteria The dodecasaccharide LGLB is anchored ... monosaccharides present in the products and were identiﬁed, and the ratio of structures and was close to : All chemical shifts remained mostly unchanged with the exception of H/C-2 and H/C-3 of the glycerol...

Báo cáo khoa học: Role of different moieties from the lipooligosaccharide molecule in biological activities of the Moraxella catarrhalis outer membrane pot

... contained a truncated core OS and consisted of a linker (Glc-Kdo2)-lipid A structure The phenotype of this mutant was examined to investigate the roles of different moieties of the LOS molecule in ... chain moiety of the M catarrhalis LOS is important in biological activities such as serum resistance and adherence of epithelial cells, the linker moiety is critical for maintenance of outer membrane ... those of the wild-type, indicating a truncated LOS molecule resulting from the mutant (Fig 3A) Western blot analysis demonstrated that the LOS from O35Elgt3 lost the binding activity to the mAb...

Báo cáo khoa học: Total chemical synthesis and NMR characterization of the glycopeptide tx5a, a heavily post-translationally modiﬁed conotoxin, reveals that the glycan structure is a-D-Gal-(1ﬁ3)-a-D-GalNAc pot

... two-dimensional NMR spectroscopy The data clearly indicated that the tx 5a glycan is in an a- D-Gal-(1ﬁ3) -a- D-GalNAc conﬁguration Taken together, these data demonstrate that two Conus glycopeptides ... glycosylated at position Taken together, these data identiﬁed the glycan as a- D-Gal-(1ﬁ3 )a- D-GalNAc There are several NOEs between the glycan and the glycopeptide side-chain atoms of tx 5a, which ... b-D-Gal-(1ﬁ3) -a- D-GalNAc containing glycopeptide, and native tx 5a were simultaneously incubated and reacted with the same vial of the enzyme b-galactosidase Native tx 5a, tx 5a hydrophilic, and tx5a...

Báo cáo khoa học: Structural aspects and biological properties of the cathelicidin PMAP-36 pot

... at the proform level of the cathelicidin [21], and this structure is likely to persist in the mature peptide Indeed, it may explain the different activity spectra and potencies observed for the ... to other cathelicidins such as SMAP-29, BMAP-27 and BMAP-28 The amidated form would further increase the charge of the dimer to +28 (see Table 1) Here we further investigated the expression of ... terminus and a highly hydrophobic C-terminal tail In this study, we report on the use of chemically synthesized dimeric and monomeric peptides to probe the effect of these structural factors on the biological...

Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx

... essential oils of L resedifolia There no reports on the essential oils of the species of the genus launaea except that reported by Cheriti et al [6] In continuation of our phytochemical and antibacterial ... composition and antibacterial activity of the essential oils from Launaea resedifolia L Amar Zellagui1, Noureddine Gherraf*1, Segni Ladjel2 and Samir Hameurlaine2 Laboratory of Biomolecules and ... noteworthy that the results of this study may be considered as the first report on the composition of the essential oils of this endemic species 2.6 Antimicrobial activity The quantification of antibacterial...

báo cáo hóa học:" Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." potx

... essential oils of L resedifolia There no reports on the essential oils of the species of the genus launaea except that reported by Cheriti et al [6] In continuation of our phytochemical and antibacterial ... Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L Amar Zellagui1, Noureddine Gherraf*1, Segni Ladjel2 and Samir Hameurlaine2 Laboratory of Biomolecules ... noteworthy that the results of this study may be considered as the first report on the composition of the essential oils of this endemic species 2.6 Antimicrobial activity The quantification of antibacterial...

Báo cáo hóa học: " Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L" pdf

... al.: Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L Organic and Medicinal Chemistry Letters 2012 2:2 Submit your manuscript to a journal and beneﬁt ... necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... between 0.09 and 0.69 depending on the microorganism being tested Antibacterial activities of these essential oils were due to abundance of overall chemical constituents The antibacterial activity...

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