enzymes in food manufacture
Enzymes in food technology
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Tài liệu Báo cáo " Effect of Sweet potato (Ipomoea batatas (L.) Lam) leaf extract on hypoglycaemia, blood insulin secretion, and key carbohydrate metabolic enzymes in expermentally obese and STZ-induced diabetic mice " pptx
... fractions on blood fasting glucose and plasma insulin secretion in obese-diabetic mice Glucose (mmol/l) Plasma insulin (pmol/l) Treatment with extract fraction Starting point Final Change of ... STZ induced HFD fed mice were expressed diabetic disease and a insulin resistance. However, plasma insulin in HFD-fed mice injected STZ was lower as compared to HFD mice without STZ injection. ... mice). While, HDLc in HFD mice decreased 34.63% in comparision with the control (ND mice). Moreover, blood glucose and insulin concentration unusually increase in obese mice in comparison with...
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Tài liệu Pesticide Residues in Food and Cancer Risk: A Critical Analysis pdf
... epidemics by pyrrolizidine alkaloids have occurred in thedeveloping world. In the United States, poisonings, includingdeaths, have been associated with use of herbal teas containingcomfrey (Huxtable, ... main breakdown com-pound of glucobrassicin, a glucosinolate that is present in largeamounts in vegetables of the Brassica genus, including broc-coli, and gives rise to the potent Ah binder indole ... 4-methylcatechol, methylhydrazine, monocrotaline, pentanal methylformylhydrazone, petasitenine, quercetin, reserpine,safrole, senkirkine, sesamol, symphytineNoncarcinogens:N = 34Atropine, benzyl alcohol,...
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Tài liệu Committee on Toxicity of Chemicals in Food, Consumer Products and the Environment - Subgroup Report on the Lowermoor Water Pollution Incident pdf
... analysing for contaminants in water, that samples are taken into a preparedvessel in order to minimise contamination from environmental sources. When sampling in domesticpremises, drinking water ... leading toincreased concentrations in the water in the domestic system.3.18 Flushing of the mains distribution system to remove the contaminated water resulted in the disturbanceof old mains ... 50: Usual intakes of aluminium from food and water and potential intakes from medicines (mg/kg bw/day) 181Table 51: Summary of margin of safety (MoS) for aluminium after the pollution incident...
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Tài liệu Reversed Food Chain – From the Plate to the Farm Priorities in Food Safety and Food Technology for European Research potx
... ofperishable foods. P24 Understanding interactions of food (ingredients) and processing at themolecular and cellular levelHow can we understand better what is happening within the food during food processing, ... products or in thedevelopment of new packaging formats adapted to specific consumersegments. A synergetic effect in maintaining food quality and increasingsustainability is obtained by means ... re-construction of the food chain from the consumer point of view, the reversed food chain thinking.This reconstruction of the food chain from the consumer perspective served in the following as the reference...
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New Profit Opportunities in Health and Nutrition to 2009: Changing Consumer Concerns and Market Influencers in Food and Drinks doc
... Low-Carb Diets and the Atkins Revolution Industry Opinion Survey, April 2004 Business Insights According to Janine Wilson, an independent nutritionist based in the UK: “The rising levels of obesity ... marketing streams based on a firm understanding of the major consumer health concerns influencing purchasing decisions and eating habits. Identifying the main health-related issues influencing ... extremely interesting to note that this trend is not expected to continue with such high levels of success. Kids remain the focus in the food and drinks industry – even when it comes to healthy food...
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CHEMICAL ANALYSIS OF ANTIBIOTIC RESIDUES IN FOOD pptx
... preparations (some in combination with β-lactams) are used in the treatment ofbovine mastitis. Systemic use of streptomycin, neomycin,and spectinomycin is often restricted in food- producinganimals ... multiplying bacteria.59β-Lactams bind to pro-teins in the cell membrane [penicillin-binding proteins(PBPs)], which are enzymes that catalyze cross-linkagesbetween the peptide chains on the ... last used in food- producingspecies in Australia in 1982).Chloramphenicol is used to treat a variety of localand systemic infections in small animals and horses.Its use in food- producing species...
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ADVANCES IN FOOD AND NUTRITION RESEARCH VOLUME 41 ppt
... growing pollen cell wall (Loewus and Labarca, 1973). Laminarin, a linear glucan containing mainly &D-( 1-3) linked glucose, with some p-~-(1+6) branching points, is found in Laminaria, ... type recombinants by staining the pollen with iodine reagent (Wx pollen, containing normal starch, stains black; wx pollen, lacking amylose, stains red) and, by counting the frequency of ... present in the inner regions of B-chains and two-thirds are present in the outer parts of the B-chains and in the A-chains. The position of the esterified phosphates at C-6 can be determined using...
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Báo cáo khoa học: Modeling hydration mechanisms of enzymes in nonpolar and polar organic solvents potx
... the crystal packing could be maintained [18].Other methods are available that can provide struc-tural information on these proteins in solution. CDstudies of a-chymotrypsin in organic solvents ... protein aggregation, played an important role in the protein function. Our approach to the study ofprotein structure and dynamics in such media has beenfocused on understanding how proteins ... completeunderstanding of the structural properties of thisenzyme in organic solvents is shown in Fig. 1. Cu-tinase was simulated in five different organic solventsof increasing dielectric constant...
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Báo cáo khoa học: Insect cytokine, growth-blocking peptide, is a primary regulator of melanin-synthesis enzymes in armyworm larval cuticle pptx
... tyrosine by two enzymes, tyrosinaseand Dopa decarboxylase (DDC), that convert tyrosineto Dopa and dopamine, respectively [3,4]. In insects,although tyrosinase may play a role in melanin synthe-sis, ... para-sitism-induced elevation of dopamine levels in hostinsect larvae. Insect Biochem Molec Biol 26, 659–665.21 Hayakawa Y & Noguchi H (1998) Growth-blockingpeptide expressed in the insect ... Ca2+is present in theintegument incubation medium. (C) GBP-induced expression of THand DDC mRNAs was observed only in the dorsal integument 6 hafter injection of GBP.Y. Ninomiya and Y. Hayakawa...
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Báo cáo khoa học: Enzymes in organic media Forms, functions and applications potx
... subtilisin in the presence of 98%(w/w) of KCl was tentatively explained by either rigid saltstructure protecting the enzyme in organic solvents orpolar environment of salt helping in maintaining ... in enzymology. Lyophilization involves[28,33] (a) initial freezing, (b) primary drying (in which iceseparated from the protein phase is removed by sublimat-ion) and (c) secondary drying (in ... showedthat antigen–antibody interaction is possible in low watercontaining organic solvents. Stocklein et al. [97] studiedbinding of triazine herbicides to antibodies in nearlyanhydrous media....
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West Bengal University of Technology BF-142, Salt Lake City, Kolkata-700064 Structure & Detailed Syllabus of B.Tech in Food Technology ppt
... total, non-reducing and reducing sugars. 7. Determination of Vitamin C in food sample. 8. Determination of Pigments in food sample. 10. Estimation of calcium, iron and zinc in food products. ... Protein in food sample. 3. Determination of Ash in food sample. 4. Determination of Crude Fat in food sample. 5. Determination of Acidity & pH in food sample/beverages. 6. Determination ... in Food Technology 14 4. Food Chemistry by Linhinger 5. Chemical changes in food during processing by Richardson 6. Nutrition and Dietetics by Rose FT 402 : Principles of Food...
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Báo cáo "DETERMINATION SULPHONAMIDES RESIDUES IN FOOD BY HIGH PERFOPvMANCE LIQUID CHROMATOGRAPHY PART 2. SEPARATION AND QUANTIFICATION SULFAGUANIDINE, SULFAMETHOXYPYRIDINE, SULFADOXINE AND SULFAMETHOXAZONE IN ANIMAL FOODSTUFFS AND FOOD PRODUCTS " pdf
... KHAO 1. Chu Dinh Binh, Nguyen Phuong Thanh, Nguyin Thj Anh Nguyet, Pham Luan - Xac djnh du lugng khang khuin trong thuc phim bing phuang phap sac ki Idng hieu nang cao (HPLC), Phin 1. Toi uu ... SUMMARY DETERMINATION SULPHONAMIDES RESIDUES IN FOOD BY HIGH PERFOPvMANCE LIQUID CHROMATOGRAPHY PART 2. SEPARATION AND QUANTIFICATION SULFAGUANIDINE, SULFAMETHOXYPYRIDINE, SULFADOXINE AND SULFAMETHOXAZONE ... was indicated sulphonamides residues in some samples of animal foodstuffs and food products higher than maxium residue level [2]. Dia chi: Nhdn bdi ngdy 29 thdng 5 ndm 2008 Chu Dinh Binh,...
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Báo cáo khoa học: Identification of malic and soluble oxaloacetate decarboxylase enzymes in Enterococcus faecalis potx
... OADproteins contain the same conserved amino acidsfound in the active site of previously characterizedMEs, including the catalytic tyrosine and lysine resi-dues involved in the acid–base mechanism, ... variations in malic and OADactivities (not shown). It was previously suggested thatEs. coli ME may be involved in amino acid and ⁄ orlipid biosynthesis. Bearing that in mind, we examinedwhether ... on theactivity of these enzymes since it has been reportedthat ATP can inhibit human m-NAD-ME by interact-ing with its conserved NAD+binding site [1]. Compa-rable inhibition was also reported...
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Báo cáo khoa học: Characterization of mucin-type core-1 b1-3 galactosyltransferase homologous enzymes in Drosophila melanogaster pptx
... peanut agglutinin failed to reveal any signal in embryonic salivary glands [8], which could meanthat salivary O-glycan chains are elongated, thus abro-gating peanut agglutinin binding. Furthermore, ... thepeanut agglutinin staining in the developing nervoussystem documented by D’Amico and Jacobs [8] couldnot be confirmed in our in situ hybridization study.The comprehensive testing of all core-1 ... peanutagglutinin binding, the distribution of core-1 glycans isregulated in a tissue- and stage-specific manner duringembryonic development in D. melanogaster [7,8]. Core-1 glycans are found on mucin...
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Use of Alternative Fuels in Cement Manufacture: Analysis of Fuel Characteristics and Feasibility for Use in the Chinese Cement Sector pdf
... from industrial or commercial painting operations (spent solvents, paint solids), metal cleaning fluids (solvent based mixtures, metal working and machining lubricants, coolants, cutting fluids), ... residue: injection in blast furnace." Waste Management 22(8): 841-851. 39 At present, there is at least one example of sewage sludge being used in cement manufacturing in China. In spring ... of unused biomass residues in the ten provinces in China with the greatest biomass production. The feasibility of using biomass residues in cement manufacturing is in part dependent on the...
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- has attracted increasing attention as a component of amperometriclglutamate sensors used in the food industry and clinical biochemistry the precursor of lgox
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