Thermochemical conversion of biomass acid catalysed pathways and kinetics of cellulose pyrolysis
Thermochemical conversion of biomass acid catalysed pathways and kinetics of cellulose pyrolysis
... THERMOCHEMICAL CONVERSION OF BIOMASS: ACID CATALYSED PATHWAYS AND KINETICS OF CELLULOSE PYROLYSIS SHAIK MOHAMED SALIM (B.Eng (Hons.), NUS) (M.Eng, NUS) A THESIS SUBMITTED FOR THE DEGREE OF ... the influence of acids and alkalis on cellulose pyrolysis pathways (Chapter 3) This chapter describes and discusses the effects of acids (H2SO4, H3PO4 and H3BO3) and alkalis (Ca(OH)2 and NH4OH) ... Biomass 12 Summary of Literature Review 55 Influence of Acids and Alkalis on Cellulose Pyrolysis Pathways 58 3.1 3.2 Results and Discussion 71 3.3 Summary of Acid/ Alkali...
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Application of Hydrothermal Reaction to Biodegradability Improvement of Refractory Pollutants: Structural Conversion of Di- and Trichloroacetic Acid to Biodegradable Products
... results of Figure 1, and 4, CAAs were converted to biodegradable products at the beginning of hydrothermal reaction The production of biodegradable products by structural conversion of CAAs required ... hydrothermal reaction at 250 C and MPa Journal of Water and Environment Technology, Vol.1, No.2, 2003 acid, % of glycolic acid and % of formic acid were detected in The amount of malic acid decreased, and ... and Thus, biodegradability and the total amount of biodegradable substances in products are investigated Figure represents the effect of reaction time on the biodegradability improvement of products...
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Báo cáo khoa học: On the reaction of D-amino acid oxidase with dioxygen: O2 diffusion pathways and enhancement of reactivity docx
... larger than the maximal O2 concentration in solution) [6–9] These enzymes appear to ‘consume’ O2 without highaffinity binding Because of the scarcity of information concerning the reaction of flavoproteins ... in the oxidized form, and the spectrum of the reduced enzyme is observed only at the end of the observation time, i.e when the O2 concentration becomes very low (Fig 2A and Fig S3) This is consistent ... higher using the E-Flred–IA complex (Fig 4B and Tables and 2) Modulation of O2 reactivity in D-amino acid oxidase Functional data on flavo -oxidase variants designed on the basis of molecular dynamic...
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Study on extraction, conversion of hydroxycitric acid from leaves and fruit rinds of Garcinia oblongifolia Champ.ex Benth and its application to produce weight-loss products
... subject Study on extraction, conversion of hydroxycitric acid from leaves and fruit rinds of Garcinia oblongifolia Champ Ex Benth (G oblongifolia) and its application to produce weight-loss products ... ORGANIC ACID FROM LEAVES, FRUIT RINDS OF GARCINIA OBLONGIFOLIA CHAMP EX BENTH 3.2.1 Process of extracting organic acids from leaves and fruit rinds of G oblongifolia 3.2.2 Determining the total ... amount of organic acid and organic acids in extracts from leaves and rinds separately HCA was the main organic acid found in leaves and fruit rinds of G oblongifolia The amount of HCA from rinds of...
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Harvesting, oil extraction, and conversion of local filamentous algae growing in wastewater into biodiesel
... for obtaining oil from algal cells and analyzing its quality, (iii) increasing the quantity of algal oil to generate a reasonable amount of biodiesel fuel, and (iv) conversion of algal oil into ... from filamentous algae Processing of filamentous algae for oil consisted of drying, powdering, solvent extraction, and solvent recovery for reuse Since algal filaments contain many cells joined ... depending on the season, chlorinated, dechlorinated, and then discharged Figure is a photograph of the algae growing in the launders The algae are a combination of several coexisting species including...
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Tài liệu Báo cáo khoa học: Looking for the ancestry of the heavy-chain subunits of heteromeric amino acid transporters rBAT and 4F2hc within the GH13 a-amylase family ppt
... Janecek Origin of rBAT and 4F2hc within the GH13 a-amylase family Fig The CSRs of the hcHAT proteins and the GH13 a-amylase family members A list of the abbreviations of proteins and enzymes can ... identifiable, even for the enzymatically active GH13 members [13] Therefore, one of the goals was to align Origin of rBAT and 4F2hc within the GH13 a-amylase family correctly the b5-strands of the hcHAT ... reflect the ancestry of both rBATs and 4F2hc proteins anchored within the GH13 a-amylase family The difference is only in the way leading from the GH13 enzymes either to rBAT and 4F2hc together...
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Tài liệu Báo cáo khoa học: Pathways and products for the metabolism of vitamin D3 by cytochrome P450scc docx
... the pathways for the metabolism of vitamin D3 by P450scc and to identify both major and minor products NMR was carried out on two of the major products, and identified them as 20,23-dihydroxyvitamin ... 23-hydroxyvitamin D3 with P450scc may, however, correspond to this product (Fig 8A) Metabolism of vitamin D3 by cytochrome P450scc Comparing the major pathways of vitamin D3 and cholesterol metabolism by P450scc, ... 2008 The Authors Journal compilation ª 2008 FEBS 2587 Metabolism of vitamin D3 by cytochrome P450scc R C Tuckey et al Metabolism of 20-hydroxyvitamin D3 and 20,23-dihydroxyvitamin D3 by P450scc...
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Báo cáo khoa học: Involvement of NF-jB subunit p65 and retinoic acid receptors, RARa and RXRa, in transcriptional regulation of the human GnRH II gene pot
... retinoic acid (RA) treatments on GnRH II promoter activity To investigate the in vivo effect of RARa and RXR on the transcriptional regulation of the hGnRH II gene, the expression vector of human ... on the promoter activity of the hGnRH II gene in TE671 and JEG-3 cells In vivo effect of RARa and RXRa with their ligands, ATRA and 9-cisRA, on the promoter activity of the hGnRH II gene in TE671 ... on the GnRH II gene, has also been reported [6] The present study aimed to define the cis-acting element and investigate the protein factors involved in regulation of the hGnRH II gene in TE61 and...
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Báo cáo khoa học: Adventitious reactions of alkene monooxygenase reveal common reaction pathways and component interactions among bacterial hydrocarbon oxygenases ppt
... 2661–2669 ª 2005 FEBS Adventitious reactions of alkene monooxygenase 26 Andersson KK, Froland WA, Lee S-K & Lipscomb JD (1991) Dioxygen independent oxygenation of hydrocarbons by methane monooxygenase ... FEBS Reactions contained lM of epoxygenase and 12 lM each of reductase and GST-coupling protein fusion in a total volume of 100 lL; the headspace concentration of alkyne was 11% (v ⁄ v) and the reaction ... [37] Adventitious reactions of alkene monooxygenase fully active with the GST tag attached, was produced in Escherichia coli and purified by affinity chromatography [37] Purification of the AMO components...
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Using lichen as bioindicator of air pollution: Acid deposition Monitoring and Assessment Third country Training pptx
... plants * Identify species of the lichens Transect showing that the number of lichens growing on the tops of sandstone walls, on asbestos roofs, and on ash trees decline as New Castle is approached ... west (From Gilbert 1965) Sand stone Ash tree Roof Relative cover and biomass of two lichen species on ash trees along an east – west transect to the west of New Castle, England (From Gilbert, 1969) ... biomass cover Lichen desert: Map of the Tyne Valley showing the concentric lichen deserts: on asbestos, on sandstone, and on ash trees Ash s tree ne sto nd Sa f Roo pH from bark of ash trees and...
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Báo cáo khoa học: Signaling pathways and preimplantation development of mammalian embryos potx
... [8,64] A profile of the signal transduction network in the preimplantation development of the mammalian embryo All of the above-mentioned signaling pathways in preimplantation development are ... Rac, and Rac can induce JNK ⁄ MAPK signaling Dkk1 and SOX7 are antagonists of Wnt signaling Both are identified as direct targets of the p38 and JNK pathways Perspectives Preimplantation development ... describes the patterns of stage-specific expression of several signal-transduction pathways and the signaling transduction network in the preimplantation development of the mammalian embryo Stage-specific...
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Báo cáo sinh học: "Effect of ethanol on innate antiviral pathways and HCV replication in human liver cells" doc
... Signaling HCV Replication HCV Replication Figure Summary of effects of acute ethanol on HCV replication Summary of effects of acute ethanol on HCV replication Ethanol effects in this system are independent ... signaling and increased HCV replication in the presence of IFN Inhibition of Jak-Stat signaling may involve ethanol perturbation of IFN-α induced changes in membrane fluidity, inhibition of IFN binding ... Figure Involvement of p38 MAPK in ethanol induction of ISRE transcription and Stat1 serine phosphorylation Involvement of p38 MAPK in ethanol induction of ISRE transcription and Stat1 serine phosphorylation...
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báo cáo hóa học:"Effect of ethanol on innate antiviral pathways and HCV replication in human liver cells" potx
... Signaling HCV Replication HCV Replication Figure Summary of effects of acute ethanol on HCV replication Summary of effects of acute ethanol on HCV replication Ethanol effects in this system are independent ... signaling and increased HCV replication in the presence of IFN Inhibition of Jak-Stat signaling may involve ethanol perturbation of IFN-α induced changes in membrane fluidity, inhibition of IFN binding ... Figure Involvement of p38 MAPK in ethanol induction of ISRE transcription and Stat1 serine phosphorylation Involvement of p38 MAPK in ethanol induction of ISRE transcription and Stat1 serine phosphorylation...
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