metabolic formation of epoxides derived from polycyclic aromatic hydrocarbons

Ngày tải lên: 13/11/2014, 15:58

... analysis of polycyclic aromatic hydrocarbons in sewage sludge from wastewater treatment plants, Journal of Chromatography A 938 (2001) 57-65 S.R Wild, S.P McGrath, K.C Jones, The polynuclear aromatic ... Biodegradation aspects of Polycyclic Aromatic Hydrocarbons (PAHs): A review, Journal of Hazardous Materials 169 (2009) 1-15 Bach Quang Dung, Enhancement of intrinsic bioremendiation of PAHs-contaminated ... Distribution of 16 EPA- [10] [11] [12] [13] [14] [15] 41 priority polycyclic aromatic hydrocarbons (PAHs) in sludges collected from nine Tunisian wastewater treatment plants, Journal of Hazardous...

Ngày tải lên: 24/06/2015, 08:16

... Conduct of Food Safety Assessment of Foods Derived from Recombinant-DNA Animals (CAC/GL 68-2008) See footnote Reference is made to the Compilation of Codex Texts Relevant to Labelling of Foods Derived ... Guideline for the Conduct of Food Safety Assessment of Foods Derived from Recombinant-DNA Plants (CAC/GL 45-2003), the Guideline for the Conduct of Food Safety Assessment of Foods Produced using ... knowledge and other information relevant to risk analysis 30 Recognizing the rapid pace of development in the field of biotechnology, the approach to safety assessments of foods derived from modern biotechnology...

Ngày tải lên: 13/03/2014, 21:56

... results of a set of analyses designed to quantify the relative importance of these and other reasons why estimates of earnings changes derived from SOFS-R and administrative data differ Matched SOFS-R ... estimates of how the earnings of reservists change when they are activated as derived from SOFS-R data with analogous estimates derived from administrative data.3 To so, we match survey responses from ... omission of the tax advantage and misreporting of military earnings in the 2004 SOFS-R can explain as much as 70 percent of the difference in baseline estimates of earnings changes derived from SOFS-R...

Ngày tải lên: 23/03/2014, 02:20

... monotonicity of P (x + 1) serves as a simple proof of the ratio monotonicity of the Boros-Moll polynomials obtained by Chen and Xia [7] without resorting to the recurrence relations of the coefficients ... property of the coefficients of Pm (x − 1) Acknowledgments This work was supported by the 973 Project, the PCSIRT Project of the Ministry of Education, and the National Science Foundation of China ... Theorem 2.1 also serves as a simple proof of the ratio monotonicity of the Boros-Moll polynomials Pm (x), which were introduced by Boros and Moll [2] in their study of the following quartic integral...

Ngày tải lên: 08/08/2014, 11:20

... bk (x) is of degree m − k and bk (0) = ak For ≤ k ≤ m, let fk (x) = bk−1 (x) − bk (x), (1.5) (n) which is of degree m − k + Let fk (x) denote the n-th derivative of fk (x) Our proof of Theorem ... the proof Acknowledgments This work was supported by the 973 Project, the PCSIRT Project of the Ministry of Education, and the National Science Foundation of China the electronic journal of combinatorics ... has at most one real zero on (0, +∞) This completes the So we conclude that fk proof Proof of Theorem 1.1 In view of (1.4), we have m m ak (x + d)k = P (x + d) = k=0 bk (d)xk k=0 Let us first prove...

Ngày tải lên: 08/08/2014, 12:23

... Despite the accumulation of data from the clinical side, there is a scarcity of information from the biology side because of the difficulty in obtaining basic cell biological data from the two currently ... (Figure 3) RBE was obtained from D10 of x-rays divided by D10 of heavy ions with certain LET RBE values of U-CH1-N cell line were not significantly different from ones of either HeLa or U87-MG by ... different from the DNA profile patterns of the other two cell lines These showed a greater number of cells in G1-phase (75%) and a smaller number in Sphase (13.3%) The slow growth speed of U-CH1-N...

Ngày tải lên: 09/08/2014, 09:21

... We found 16.3% of the novel sequences from the Illumina/SOAP assembly and 9.0% from the 454/Newbler assembly matched cDNA/mRNA sequences Approximately 41.6% of the novel sequences from the 454/Newbler ... vertebrate case study of the quality of assemblies derived from next-generation sequences Genome Biology 2011 12:R31 Submit your next manuscript to BioMed Central and take full advantage of: • Convenient ... contig length of 45 kbp and N50 supercontig length of 11 Mbp The N50 statistic is defined as the largest length, L, such that 50% of all nucleotides are contained in contigs/ supercontigs of size at...

Ngày tải lên: 09/08/2014, 22:24

... Figure from patients with SSc Migration of fibroblasts from BALF and bronchial biopsies Migration of fibroblasts from BALF and bronchial biopsies from patients with SSc Fibroblasts were cultured from ... Figure Expression of fibronectin isoforms in fibroblasts from BALF and bronchial biopsies from patients with mild asthma and SSc Expression of fibronectin isoforms in fibroblasts from BALF and bronchial ... Expression of RhoA and Rac1 in fibroblasts from BALF and bronchial biopsies from patients with SSc and mild asthma Figure Expression of RhoA and Rac1 in fibroblasts from BALF and bronchial biopsies from...

Ngày tải lên: 12/08/2014, 16:20

... to the lack of Tat expression and subsequent activation of the β-gal gene Data presented depicts relative levels of infectivity (% +/- SEM) compared to wildtype Vpr1–96 Virus derived from F72Lcotransfected ... gressing LTNP -derived GFP-Vpr samples show decreased levels of nuclear accumulation compared to wildtype Vpr and proLate-stage Late-stage LTNP -derived GFP-Vpr samples show decreased levels of nuclear ... decreased infectivity of non-dividing MAGI (Multinuclear Activation of a Galactosidase Indicator) cells correlating with reduced importin-β3 binding (A) Virus was derived from 293T cells cotransfected...

Ngày tải lên: 13/08/2014, 05:21

... Sports" The opportunity cost of each of the first 100 snowboards equals half a pair of skis; each of the next 100 snowboards has an opportunity cost of pair of skis, and each of the last 100 snowboards ... direction of producing more of a particular good, the opportunity cost of additional units of that good will increase We have seen the law of increasing opportunity cost at work traveling from point ... cost of an additional unit of the good on the horizontal axis, measured in terms of the number of units of the good on the vertical axis that must be forgone The greater the absolute value of the...

Ngày tải lên: 05/11/2014, 13:01

... EFFECTS OF SURFACTANT ON BIODEGRADATION OF MODEL POLYCYCLIC AROMATIC HYDROCARBONS LI JINGLIANG (M Eng TIANJIN UNIV) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMICAL ... 3.3 A Schematic Description of Phase Equilibrium in CPE 67 3.4 Description of the Procedure of Phenanthrene Extraction from Spiked Sand 68 4.1 Determination of CMC of Tergitol 15-S-7 in DI Water ... of wt% Tergitol 15-S-5 101 5.4 Cloud point of Tergitol 15-S-7 as a function of surfactant concentration 102 5.5 Effect of Inorganic Salts on Cloud Point of wt%Tergitol 15-S-7 104 5.6 Effect of...

Ngày tải lên: 16/09/2015, 17:11

... are often based on a limited number of samples The factors often exhibit a wide range of values - consequently their use can lead to widely differing estimates of emissions from the same type of ... increases ranging from approximately 20% (relative risk of 1.2) to twofold (relative risk of 2) Increases in risk of less than twofold are difficult to assess with confidence from epidemiological ... control of the emissions of particulate material from a very wide range of sources, many of which are sources of PAH It is likely that measures to meet the objectives of the daughter directive...

Ngày tải lên: 17/02/2014, 11:20

... 1994 Polycyclic Aromatic Hydrocarbons in U.K Urban Air Environ Sci Technol 28: 2380-2386 MENICHINI E., MONFREDINI F & MERLI F 1999 The temporal variability of the profile of carcinogenic polycyclic ... 4-nitroacenapthylene 1-nitrofluorene 2-nitrofluorene 3-nitrofluorene 4-nitrofluorene two nitroisomers 1-nitroanthracene 2-nitroanthracene 2-nitrofluoranthene 7-nitrofluoranthene 8-nitrofluoranthene 2-nitropyrene ... Department of the Environment, Transport and the Regions Expert Panel on Air Quality Standards Polycyclic Aromatic Hydrocarbons London: The Stationery Office, 1999; 21 Contributions from other...

Ngày tải lên: 15/03/2014, 16:20

... Academy of Sciences, Polycyclic Aromatic Hydrocarbons: Evaluation of Sources and Effects (National Academy Press, Washington, DC, 1983) 102 G Grimmer, Ed., Environmental Carcinogens: Polycyclic Aromatic ... sign, to that of the greenhouse gases (1, 4) The main sources of biogenic aerosols are the emission of dimethyl sulfide (DMS) from the oceans and of nonmethane hydrocarbons (NMHCs) from terrestrial ... 99 National Academy of Sciences, Particulate Polycyclic Organic Matter (National Academy Press, Washington, DC, 1972) 100 A Bjørseth, Ed., Handbook of Polycyclic Aromatic Hydrocarbons (Dekker,...

Ngày tải lên: 15/03/2014, 20:20

... the metabolic fate of l-lactaldehyde derived from the alternative l-rhamnose pathway in P stipitis is dehydrogenation by LADH Purification of LADH from P stipitis (PsLADH) PsLADH was purified from ... the subunit with Mr of 40 kDa) are clearly different from those of general ALDH enzymes, including fungal ALDHs (tetrameric or dimeric form consisting of the subunit with Mr of 50–55 kDa, see Fig ... on l-rhamnose [1] Therefore, the acquisition of these l-rhamnose metabolic genes might have led to the appearance of LADH from a common ancestor of fungal ALDHs under evolutionary pressure FEBS...

Ngày tải lên: 30/03/2014, 02:20

... the formation of EI and ES complexes resulting from a direct competition of the Fig Dixon plot and slope replot of a linear mixed-type inhibition (A) Influence of nine fixed concentrations of Lys2-Tat(1–9) ... carbonyl group of Asn7 of Tat(1–9) and the side chain of Lys554 of DP IV and finally, between the carbonyl group of Ile8 of the peptide interacting with the Tyr752 hydroxyl group of the enzyme ... the side chain of Lys554 of DP IV Additionally, hydrogen bonds were formed between the backbone carbonyl group of Val4 of the peptide and the backbone amide hydrogen of Ala743 of the enzyme,...

Ngày tải lên: 20/02/2014, 11:20

... concentrations of Mcm2 mRNA in the mRNA fractions purified from HeLa and WI-38 cells was compared by RT-PCR (Fig 4A) A 300-base fragment of expected size was amplified from both mRNA fractions Titration of ... 4B) RNA of the expected size (approximately kb) was detected on electrophoresis of the mRNA prepared from HeLa cells, but only a faint band was detected from the WI-38 mRNA Titration of the samples ... blot analysis of genomic DNA purified from HeLa and WI-38 cells was performed using a probe from an exon of the Mcm2 gene that codes for amino acids 214–287 Expected bands were detected from HeLa...

Ngày tải lên: 20/02/2014, 23:20

... correctly predicts 80% of amyloidogenic peptides (115 of 144 peptides) and 72% of non-amyloidogenic ones (189 of 263 peptides), with a cut-off value of 0.062, from a database of 407 amyloidogenic ... prediction of amyloidogenic regions in a protein sequence (or rather, the ability of a peptide to be amyloidogenic): the scale of the packing density, and two scales of the probability of formation of ... cut-off (have numbers of expected contacts higher than the cut-off) and the size of the region is greater than or equal to the size of the sliding window used Optimum values for the cut-off (threshold)...

Ngày tải lên: 06/03/2014, 00:20

... peptides The level of PKC a, b1, b2 and f isoforms was also studied Results Synthesis of peptides derived from PKI55 and their inhibitory effect on rat brain PKC A series of peptides was synthesized ... specific PKC isoforms and to assess their potential anti-inflammatory action Inhibitory effect of peptides derived from PKI55 on PKC isoforms Results obtained in a previous study of the inhibition ... Percentage inhibition of the PKC a, b1, b2, c, d, e and f isoform enzyme activity in the presence of the PKI55 protein and the derived peptides 5, and 9, all tested at a concentration of lM The data...

Ngày tải lên: 07/03/2014, 05:20