Báo cáo khoa hoc:" A critique of the WHO TobReg''''''''s "Advisory Note" report entitled: "Waterpipe tobacco smoking: health effects, research needs and recommended actions by regulators" ppt

Báo cáo khoa hoc:" A critique of the WHO TobReg''''s "Advisory Note" report entitled: "Waterpipe tobacco smoking: health effects, research needs and recommended actions by regulators" ppt

... report entitled: "Waterpipe tobacco smoking: health effects, research needs and recommended actions by regulators"Kamal Chaouachi*Address: Researcher in Socio-Anthropology and Tobaccology, ... thisunsubstantiated belief. For example, the label of a popularwaterpipe tobacco brand sold in South-West Asia and NorthAmerica states '0.5 nicotine and 0% tar". An investigationwas actually ... histor-ical accounts show that it was simultaneous with the appearance of the public coffee-houses and the adoption of tobacco in the Middle East region: near the end of the 16th century and the...

Tài liệu Báo cáo khoa học: Homologous expression of the nrdF gene of Corynebacterium ammoniagenes strain ATCC 6872 generates a manganese-metallocofactor (R2F) and a stable tyrosyl radical (Y•) involved in ribonucleotide reduction ppt

... Clara, CA,USA). Data acquisition was performed using the Brukersoftware, as described above.Analysis of metalsManganese and iron have been determined by GF-AAS and ICP-MS. [As a result of ... cannot,however, explain the remarkably broad wings of the signal. The broad lineshape and the enhanced relaxa-tion properties of the signal at 77 K indicate that the YÆ is coupled to a paramagnetic ... all temperatures. The total spectral breadth of the signal, as deﬁned by the broad wings at X-band(Fig. 5) and the additional peaks at Q-band (Fig. 6A) ,does not change with the external ﬁeld....

Tài liệu Báo cáo khoa học: Crystal structure of the catalytic domain of DESC1, a new member of the type II transmembrane serine proteinase family pptx

... extracellular matrix, it seems more likely that the SEA domain functions by orienting the active site cleft of DESC1 toward plasma and ⁄ or extracellular spaces and away from the cell surface and ⁄ or the ... Marathon-Ready cDNA (Clontech, Moun-tain View, CA, USA). Two fragments were isolated and conﬁrmed by Southern analysis using the internal cDNAfragment as the probe and by DNA sequence analysis. The cDNA ... 473–483.17 Kataoka H, Uchino H, Asada Y, Hatakeyama K,Nabeshima K, Sumiyoshi A & Koono M (1997) Analy-sis of tissue factor and tissue factor pathway inhibitorexpression in human colorectal carcinoma...

Tài liệu Báo cáo khoa học: Crystal structure of the BcZBP, a zinc-binding protein from Bacillus cereus doc

... Ivanova N, Sorokin A, Anderson I, Galleron N,Candelon B, Kapatral V, Bhattacharyya A, Reznik G,Mikhailova N, Lapidus A et al. (2003) Genomesequence of Bacillus cereus and comparative analysiswith ... three-stranded b-sheets, each one consisting of the antiparallel b-strands b6, b7 of one monomer and strand-b8 of the other. Solvent-accessible surface [15]calculations show that a substantial area, ... regions of a Ramachandran plot. Asp14 is the only BcZBP residue that adopts an energeticallyunfavorable main chain conformation through which a close approach of the side chain to the active...

Báo cáo khoa học: Novel repressor of the human FMR1 gene ) identiﬁcation ¨ of p56 human (GCC)n-binding protein as a Kruppel-like transcription factor ZF5 ppt

... general rules for siRNA selection [43]. The ﬁrstsiRNAZF55¢-GGUUGAGGAUGUGAAAUUCUU-3¢ and 5¢-GAAUUUCACAUCCUCAACCUU-3¢) matched bases192–210; the second siRNAZF5(5¢-GAGGAAGCAUGAGAAACUCUU-3¢ and ... Health of the Russian Federation. The ﬁrst pair of primers(5¢-GGCCTTCAAGGCATTAAG-3¢,5¢-AAACAAATGGCCTGTCCG-3¢) spanned a 958 bp 5¢-part of the ZF5coding region; the second pair (5¢-CCCCTCAAGCCTTAACAT-3¢,5¢-TCTCCACTTTCCAGGCAA-3¢) ... FRAXF, FRA1 6A, and FRA11B. Expansionat the FRAXA locus results in fragile X-mental retar-dation syndrome, whereas expansion at the FRAXElocus leads to mild mental retardation, and the FRA11B locus...

Báo cáo khoa học: Mathematical modelling of the urea cycle A numerical investigation into substrate channelling docx

... high-ﬂux pathway.AcknowledgementsThis work was supported by a grant from the Australian National Health and Medical Research Council and the Australian Research Council to P. W. Kuchel. A. D. Maher ... Mathematically this was achieved by introducing a Ôfree mixing factorÕ ( fm) to the rate equationfor exogenous arginine hydrolysis by arginase in the Mathematica program; fm can take any value ... seconds of the simulation, this effect is ascribed to the high catalyticcapacity (Vmax)ofthearginase.Relevant Mathematica functions were written to extract the distribution of radioactivity, and...

Báo cáo khoa học: Molecular cloning of the Matrix Gla Protein gene from Xenopus laevis Functional analysis of the promoter identiﬁes a calcium sensitive region required for basal activity doc

... 5¢-CGGGATCCCAATCTGTTGCTAATTAGG-3¢)andthe3¢ specific oligonucleotides (5¢-GAAGATCTACCACACCTCCTCATCTCC-3¢) for ampli-fication of the region from )180 to )36 and (5¢-GAAGATCTAACTAGATTTTACCATTGG-3¢) for amplification of the region ... three copies of double stranded oligonucleotidesspanning the region from )70 to )36 of t he xMGPpromoter (5¢-GATCCAGGGGAGGGAAAACAAGGAGATGAGGAGGTGTGGT-3¢ ,and5 ¢-GATCTACCACACCTCCTCATCTCCTTGTTTTCCCTCCCCTG-3¢)as ... MGP and all other members of this vitamin K-dependent proteinfamily can bind to mineral and, in particular, calcium-containing-mineral such as hydroxyapatite [2].Although the exact m ode of action...

Báo cáo khoa học: Biochemical properties of the human guanylate binding protein 5 and a tumor-speciﬁc truncated splice variant Mark Wehner and Christian Herrmann doc

... such as dynamin and the antiviral protein, Mx. Because of similarities in the molecular architecture of GBPs and members of the dynamin family, GBPs are classiﬁed as a part of the dynamin superfamily. ... we analysed the enzymatic activity of hGBP 5a ⁄ b and hGBP5ta in a concentration-dependentmanner. Various concentrations of puriﬁed hGBP 5a ⁄ b and hGBP5ta were incubated with 350 lm of GTP, and ... tohGBP 5a ⁄ b and )38.1 kcalÆmol)1for binding of GTPcSto hGBP5ta. In light of the thermodynamic data and the oligomerization behavior, we attribute the ratherpronounced negative changes in enthalpy...

Báo cáo khoa học: Systemic RNAi of the cockroach vitellogenin receptor results in a phenotype similar to that of the Drosophila yolkless mutant ppt

... differentdevelopmental stages using the General Elute MammalianTotalRNA kit (Sigma, Madrid, Spain). A 300 ng portion of each RNA extraction was DNAse treated (Promega, Madi-son, WI, USA) and reverse transcribed ... adjuvant, and used to boost New Zealandfemale rabbits. The resulting antibody recognized a bandthat ﬁt with the predicted size of BgVgR (202 kDa). The antibody was further validated in the RNAi ... mosquito Aedes aegypti [6], the ant Solenopsisinvicta [7] and the cockroach Periplaneta americana [8]. The structural conservation of the VgR in insects iseven more surprising, as the ligand may vary...

Báo cáo khóa học: Functional properties of the protein disulﬁde oxidoreductase from the archaeon Pyrococcus furiosus A member of a novel protein family related to protein disulﬁde-isomerase doc

... sequence of Thermoplasmavolcanium. Proc.NatlAcad.Sci.USA97, 14257–14262.49. Kawarabayasi, Y., Hino, Y., Horikawa, H., Yamazaki, S., Hai-kawa,Y.,Jin-n.,o,K.,Takahashi,M.,Sekine,M.,Baba,S.,Ankai, A. , ... irradi-ation and then resolved by SDS/PAGE in 12% p olyacrylamide gel and visualized by radioautography. (A) Lanes 1 and 2, pH 8.0 at 60 °Cand70 °C; lanes 3 and 4, pH 10.0 at 60 °Cand70°C. (B) The ... aeolicus, Thermotoga maritima and Thermoanae-robacter tengcongensis. A preferen tial horizontal genetransfer has been noticed between archaea and hyperther-mophilic bacteria, such as Aquifex and Thermotoga;infacttheir...

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