synthesis and antibacterial activity
Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx
... 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 Plant ... (39.84%) and the yield of essential oils was 0.9% These extracts reveal in vitro antibacterial activity on the studied bacterial, confirmed by the inhibition zone diameter ranging from 11 to 37 mm and ... our phytochemical and antibacterial studies of the Algerian Sahara medicinal plants [7–11], we report here the findings of our studies on the composition and antimicrobial activity of L resedifolia...
- 13
- 455
- 0
báo cáo hóa học:" Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." potx
... 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 Plant ... (39.84%) and the yield of essential oils was 0.9% These extracts reveal in vitro antibacterial activity on the studied bacterial, confirmed by the inhibition zone diameter ranging from 11 to 37 mm and ... our phytochemical and antibacterial studies of the Algerian Sahara medicinal plants [7–11], we report here the findings of our studies on the composition and antimicrobial activity of L resedifolia...
- 13
- 388
- 0
Báo cáo hóa học: " Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L" pdf
... 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 from: ... removed carefully and the essential oil was collected and stored at 4°C until analysis The oil yield was calculated relative to the dry matter 2.2 GC-MS analysis 2.4 Antibacterial activity In recent ... Pseudomonas aeruginosa, and Klebsielle pneumoniae In addition, the composition of volatile compounds was also determined 2.6 Antimicrobial activity The quantification of antibacterial activity for L resedifolia...
- 4
- 478
- 0
Mechanistic studies of anti malarial spiroindolones and synthesis and structure activity relationship studies of an inhibitor of dengue proliferation
... condensation of histamine and 5-chloroisatin 2.1 Investigation of imines formed between methyl tryptamine and 5-chloroisatin 2.1.1 Synthesis and characterization of imines and After some modifications ... Josephine, Andrea, Wang Gang and the rest of the department for their concern and support in the past year I would definitely miss them after my graduation Lastly, I would like to thank my family and ... tryptamine and 5-chloroisatin 9
2.
Results & Discussion 12
2.1.
Investigation of imines formed between methyl tryptamine and 5-chloroisatin 12
2.1.1.
Synthesis and characterization...
- 118
- 225
- 0
Báo cáo Y học: Synthesis, conformational analysis and biological activity of cyclic analogs of the octadecaneuropeptide ODN Design of a potent endozepine antagonist pot
... determination (file parallhdg.pro and topallhdg.pro) was used, and an initial structure was built by randomly generating F and C angles In the calculations starting from random structure, we used higher ... Ha-Leu5 and NH-Leu7, Ha-Leu6 and NH-Lys8, in combination with the coupling constants and slow H/D exchange of NH-Leu4, NH-Lys8, suggested a first turn centered on the Gly3 and Leu4 residues, and a ... peptide synthesis Int J Peptide Protein Res 36, 255 –266 Charpentier, B., Dor, A., Roy, P., England, P., Pham, H., Durieux, C & Roques, B.P (1989) Synthesis and binding affinities of cyclic and related...
- 13
- 632
- 0
Báo cáo hóa học: " Synthesis and highly visible-induced photocatalytic activity of CNT-CdSe composite for methylene blue solution" pdf
... nanotubes and titanium alkoxides by solvent effect and their photocatalytic activity Asian J Chem 2010, 22:2231-2243 doi:10.1186/1556-276X-6-398 Cite this article as: Chen and Oh: Synthesis and highly ... calculate the band gap energy of CdSe αhv = A(hv − Eg )1/2 (a) where a, v, Eg, and A are the absorption coefficient, light frequency, band gap, and a constant, respectively Therefore, the band gap energy ... Hydrothermal synthesis and high photocatalytic activity of 3D wurtzite ZnSe hierarchical nanostructures J Phys Chem C 2008, 112:17095-17101 28 29 Ni YH, Zhang L, Zhang L, Wei XW: Synthesis, conversion and...
- 8
- 353
- 0
Báo cáo hóa học: " Formation of ZnO Micro-Flowers Prepared via Solution Process and their Antibacterial Activity" pptx
... microscopic (FESEM and TEM) studies; on the other hand, the crystallinity and compositional study were analyzed via X-ray diffraction pattern and FTIR spectroscopy The study of antibacterial activity with ... cm-1 The band at 430 cm-1 is correlated with zinc oxide [18] Whereas the bands at 3,200–3,600 cm-1 corresponds to the O–H mode of vibration and the starching mode of vibration of C = O and C–O ... crystals [25, 26] Antibacterial Activity of Synthesized Zinc Oxide Micro-Flowers (ZnO-MFs) For studying the antibacterial effect, five different concentrations (5, 15, 25, 35 and 45 lg/ml) of the...
- 7
- 481
- 1
Báo cáo hóa học: " Synthesis, Optical Properties, and Photocatalytic Activity of One-Dimensional CdS@ZnS Core-Shell Nanocomposites" pdf
... has a wider band gap (Eg = 3.7 eV) than CdS The surface modification of a wide band gap semiconducting shell around a narrow band gap core can alter the charge, functionality, and reactivity of ... mono˚ chromator and Cu Ka radiation (k = 1.5418 A) in the range of 15–80° at room temperature while the tube voltage and electric current were held at 40 kV and 20 mA The morphology and microstructure ... was cooled to room temperature naturally, and the resulting solid products were collected, washed with absolute ethanol and distilled water for twice, and then dried in vacuum at 70 °C for h Characterization...
- 7
- 337
- 0
Synthesis and Evaluation of Pyrazine Derivatives with Herbicidal Activity
... free to copy and paste the following: Martin Doležal and Katarína Kráľova (2011) Synthesis and Evaluation of Pyrazine Derivatives with Herbicidal Activity, Herbicides, Theory and Applications, ... ACD/logP ver 1.0, 1996), and photosynthesis-inhibiting activity, structureactivity relationship (SAR) were studied We synthesized in preference: i) the compounds with the lipophilic and/ or electron-withdrawing ... the pyrazine nucleus, for their synthesis and structure see Fig and Table H2 N O R1 O N OH R2 N R1 O R3 N SOCl R1 Cl N N H R3 -HCl R2 N R2 N XIX Fig Synthesis and structure of substituted N-phenylpyrazine-2-carboxamides...
- 31
- 461
- 0
Iron(III) and copper(II) complexes bearing 8 quinolinol with amino acids mixed ligands synthesis, characterization and antibacterial investigation
... a primary ligand can exhibit biological activity (Noorulla and Sreenivasulu, 2011; Singh et al., 2010; Freeman, 1973; Che and Siu, 2010; Podunavac-Kuzmanovic and Cvetkovic, 2007) and an amino ... Co(II), Ni(II), Cu(II), Cd(II) and UO2(VI) and their biological activities J Coord Chem 57 (13), 1099–1123 Moustafa, M.E., 2005 Synthesis and structural and biological activity studies on some lanthanides ... 2011 Synthesis and characterization of some ternary complexes of Zn(II) and Cd(II) and their antimicrobial activity Int J Chem Sci (1), 149–153 Patel, K.B., Kharadi, G.J., Nimavat, K.S., 2012 Synthesis...
- 6
- 473
- 0
Antiproliferative activity of curcumin analogs on acute promyelocytic leukemia synthesis and mode of action studies
... lines (NB4 and NB4-R1), two leukemic non-APL cell lines (HL60 and K562) and two nonmalignant cell lines (IMR90 and MCF10A) An assessment of structural features contributing to activity and selectivity ... promising candidates that induce APL growth inhibitory activity via the novel misfolded N-CoR pathway Structural requirements for activity and APL selectivity were well-established and analogs ... growth inhibitory activity (IC50, µM)a of compounds on APL cell lines NB4 and NB4 R1 82 Table 3-2 Mean growth inhibitory activity (IC50, µM)a and selectivity ratio (activity on non-APL...
- 218
- 405
- 0
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity 4
... hydrogen bonding with aqua ligands The other two water molecules O(17) and O(18) are found to propagate the hydrogen bonding both with the helical water chain and aqua ligands and it appears that their ... HSglu2- ligand coordinated through phenolic oxygen atom (Ni(1)-O(1), 2.089(4) Å and Ni(2)-O(6), 2.101(3) Å) and secondary amine N atom (Ni(1)-N(1), 2.084(4) Å; Ni(2)-N(2), 2.082(4) Å) and the α-carboxylate ... (Ni(1)-O(2), 2.047(4) Å and Ni(2)O(7), 2.042(4) Å) in a facial manner, two aqua ligands and another carboxylate oxygen from the neighboring molecule Selected bond lengths and bond angles are given...
- 22
- 216
- 0
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity 3
... III-6 and 3D hydrogen bonded supramolecular structure in III-7 176 Chapter Figure 3-1 Ligands employed for complexation 3-2 Results and discussion The ligands H3Sas, H3Sglu, H3MeSglu, H2Smet and ... range of 670-720 nm and the ligand to metal CT bands in the range of 376-406 nm In general, the d-d transitions and charge transfer transitions occur in the range of 650-730 nm and 360-420 nm respectively ... base ligands containing the amino acid side arms with reactive functional groups –COO-, SCH3 and –CONH2 have been isolated and their Cu(II) and Ni(II) complexes have been synthesized and characterized...
- 35
- 214
- 0
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity 2
... oxidations and to understand the influence of various parameters that determine bimetallic reactivity both in natural metalloenzymes and in synthetic analogues, studies of the well defined and appropriate ... DMF solution and nujol mull are shown in Table 2-18 The absorption bands observed in the range 620703 nm correspond to d-d transitions and strong bands at 358-402 nm are due to ligand-to-metal ... met state again and closes the catalytic cycle Thus, in short, the catecholase activity of tyrosinase and catechol oxidase is carried out by the oxy form (Cu(II)-O22 Cu(II)) and by the met form...
- 128
- 340
- 0
Cu(II) and Ni(II) complexes of n (2 hydroxybenzyl) amino acid ligands synthesis, structures, properties and catecholase activity
... metal-ligand ratio and pH dependent reactivity 21 1-10 Effect of the chelating ability of the amino acid side arm of the ligands on catecholase activity 1-11 Reduced Schiff base ligands containing ... Parts A and B Part-A 48 Synthesis, Characterization, Structural Properties and Catecholase Activity of Dicopper(II) Complexes of reduced Schiff base Ligands 2-A-1 Introduction 61 2-A-2 Results and ... 2-imidazolecaboxaldehyde, and 2-pyridinecarboxaldehyde based ligands 10 Ligands studied by Pal et al 10 Ligands suitable for the complexes with cytotoxic and antitumour activity 11 Molecular structure...
- 82
- 583
- 0
Reading DOs and DONTs activity
... answers is wrong She should: A 26 give two answers just in case B 28 rub it out and leave it blank C 30 forget about it and move on ...
- 2
- 1,081
- 1
INFLUENCE OF STREAMSIDE SURFACE AREA ON AQUATIC BIOTA AND BIOFILM ACTIVITY
... a highly repeatable and easy to measure method for estimating biofilm activity (Hanes and Irvine, 1968) Moreover, it is possible to separate a specific microbial activity and quantify it by adding ... artificial wastewater was fish extract 40 g･l-1, NH4Cl g･l-1, and KH2PO4 g･l-1 (TOC, T-N, and T-P are 16, 7.4, and 2.6 g･l-1, respectively), and a feed pump was used for continuous addition at a rate ... and gravels in a gabion, peeling all attached deposits, and fixing the capacities of brick-filled channel to 0.6 l and the gravel-filled channel to l This was filtered with a mm mesh sieve, and...
- 6
- 250
- 0
Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các mục tiêu của chương trình xác định các nguyên tắc biên soạn khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo gắn với các giáo trình cụ thể tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25