enzymes in extreme marine environments
the biology of human survival life and death in extreme environments sep 2003
... Submarines, 152 The sinking of the Kursk, 152 The debate over submarine escape, 155 The physics of submarine disasters, 156 Analysis of survival factors on sunken submarines, 158 15 Climbing ... are coordinated with spinal cord and peripheral receptors to provide integrated thermoregulatory responses, including changes in behavior In the hypothalamus neuroendocrine cells secrete minuscule ... hormones called catecholamines, such as epinephrine and norepinephrine In addition to ACTH, the pituitary gland produces two other hormones critical to survival in extreme environments These hormones,...
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The Impact of Signal Bandwidth on Indoor Wireless Systems in Dense Multipath Environments
... being In general there are three methods for processing these signals Known as linear combiners they are selection diversity, maximal ratio combining, and equal gain combining Under a certain ... available Maximal ratio combining and equal gain combining both use more than one path in two distinct ways In maximal ratio combining each branch signal is weighted (by ak) in proportion to its own ... co-phasing of the signals Conversely, equal gain combining does not weight each signal before combining (all ak = 1) In general, maximal ratio combining provides the best performance gain, followed...
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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
... fasting glucose and plasma insulin secretion in obese-diabetic mice Glucose (mmol/l) Treatment with extract fraction Starting point Final Change Plasma insulin (pmol/l) of glucose Starting point ... diabetic STZ induced HFD fed mice were expressed diabetic disease and a insulin resistance However, plasma insulin in HFDfed 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 Oracle Real Application Clusters in Oracle VM Environments doc
... Servers7 Manages virtual machine lifecycle, including creating virtual machines from installation media or from a virtual machine template, deleting, powering off, uploading, deployment and live ... host running Oracle RAC, as illustrated in figure Appendix B explains setting up bonding devices step-by-step For the Oracle Clusterware private interconnect, in place of Linux bonding in Dom0, ... Guest Domain (minimum 2), each, again, hosting an Oracle RAC database instance, as illustrated in figure These kinds of configurations are as well most likely used in server consolidation environments...
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Tài liệu Báo cáo Y học: Induction of (2¢)5¢)oligoadenylate synthetase in the marine sponges Suberites domuncula and Geodia cydonium by the bacterial endotoxin lipopolysaccharide docx
... synthesizing activity within the phylum Porifera We have identified (2–5)A synthesizing activity in different marine sponges, including S domuncula (this study and A Kuusksalu, A Lopp, T Reintamm ... within amino acid 104 and amino acid 158 of the murine enzyme [53]; in S domuncula a related stretch has been found between amino acid 76 and amino acid 125 The polyA-related domain, found in enzymes ... metazoan serine/threonine and tyrosine kinases: identification Ó FEBS 2002 1392 V A Grebenjuk et al (Eur J Biochem 269) 41 42 43 44 45 46 47 48 49 50 51 52 of selected kinases in marine sponges...
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Tài liệu Media presentation mode, English listening comprehension and cognitive load in ubiquitous learning environments: Modality effect or redundancy effect? ppt
... Retain Retain Retain Retain Retain Retain Delete Retain Delete Delete Retain Retain Delete Retain Retain Retain Delete Retain Delete Retain Appendix 2: Item analysis for the extended listening ... 0.293** -0.354** -0.267** 0.551** -0.483** Delete/Retain Retain Retain Retain Retain Retain Retain Retain Retain Retain Retain Retain Retain Retain 654 Australasian Journal of Educational Technology, ... learners receiving single mode attained a higher level than learners receiving double mode As shown in Table 13, Wilk’s λ showed an insignificant result, indicating that learners in both groups...
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Báo cáo khoa học: Modeling hydration mechanisms of enzymes in nonpolar and polar organic solvents potx
... that the crystal packing could be maintained [18] Other methods are available that can provide structural information on these proteins in solution CD studies of a-chymotrypsin in organic solvents ... 13 Halling PJ (1990) High-affinity binding of water by proteins is similar in air and in organic solvents Biochim Biophys Acta 1040, 225–228 14 Yang PH & Rupley JA (1979) Protein–water interactions ... more complete understanding of the structural properties of this enzyme in organic solvents is shown in Fig Cutinase was simulated in five different organic solvents of 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
... enhanced the expression of both enzymes in the dorsal integument containing the black stripes only (Fig 6C), indicating that GBP must increase Ca2+ concentrations specifically in the epidermal cells under ... cloned into pET32a (Novagen, San Diego, CA, USA) and expressed as a recombinant protein in Escherichia coli, BL21(DE3) Production of the protein containing histidine-tag residues was induced ... Differential involvement of calmodulin-dependent protein kinase II-activated AP-1 and c-Jun N-terminal kinaseactivated EGR-1 signaling pathway in tumor necrosis factor-ƒ and lipopolysaccharide-induced...
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Báo cáo khoa học: Structure and topology of the transmembrane domain 4 of the divalent metal transporter in membrane-mimetic environments docx
... function in several integral membrane proteins [15–20] This approach has proved to be very successful in providing qualitative structural information and in guiding complete structure determination ... were collected using 2048 data points in F2, 256–512 increments in F1 All 2D Spectra were acquired in the phase sensitive mode using States-timeproportional phase incrementation in F1 dimension ... constraints for 50 angles in SDS vs 85 constraints for 55 angles in TFE, derived using the macro GRIDSEARCH as implemented in CYANA [31], were also included in the structure calculations In no...
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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 salt structure protecting the enzyme in organic solvents or polar environment of salt helping in maintaining ... used in enzymology Lyophilization involves [28,33] (a) initial freezing, (b) primary drying (in which ice separated from the protein phase is removed by sublimation) and (c) secondary drying (in ... acid residues of enzymes is important in nonaqueous media as well Hence pH tuning (placing the enzyme in water at optimum pH of the enzyme, and lyophilizing) results in higher rates in organic solvents...
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Báo cáo khoa học: Identification of malic and soluble oxaloacetate decarboxylase enzymes in Enterococcus faecalis potx
... MLE and OAD proteins contain the same conserved amino acids found in the active site of previously characterized MEs, including the catalytic tyrosine and lysine residues involved in the acid–base ... strain The strain was constructed by interrupting the maeE gene by a single recombination event using the thermosensitive vector pGh9 [37] An internal fragment of maeE was amplified by PCR using ... variations in malic and OAD activities (not shown) It was previously suggested that Es coli ME may be involved in amino acid and ⁄ or lipid biosynthesis Bearing that in mind, we examined whether...
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Báo cáo khoa học: Characterization of mucin-type core-1 b1-3 galactosyltransferase homologous enzymes in Drosophila melanogaster pptx
... Gal(b1-3)GalNAc-binding lectin peanut agglutinin failed to reveal any signal in embryonic salivary glands [8], which could mean that salivary O-glycan chains are elongated, thus abrogating peanut agglutinin ... abrogating peanut agglutinin binding Furthermore, the peanut agglutinin staining in the developing nervous system documented by D’Amico and Jacobs [8] could not be confirmed in our in situ hybridization ... Tris-buffered saline (TBS), pH 7.4 and lyzed in 500 lL TBS containing 2% (v ⁄ v) Triton X-100, 10 lgÆmL)1 benzamidine, lgÆmL)1 pepstatin A, lgÆmL)1 leupeptin, lgÆmL)1 antipain, lgÆmL)1 chymostatin and...
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Báo cáo khóa học: Two distinct heterodisulfide reductase-like enzymes in the sulfate-reducing archaeon Archaeoglobus profundus pptx
... upon boiling, which is frequently observed for integral membrane proteins From g of wet cell mass ( 500 mg protein) mg of purified enzyme were obtained Determination of the amino-terminal sequences ... previously [21] Determination of amino-acid sequences For determination of amino-terminal amino acid sequences, polypeptides were separated by SDS/PAGE and blotted on to poly(vinylidene difluoride) ... 5.83 characteristic for ferric high-spin (S ¼ 5/2, Table Amino-terminal sequences of the membrane-bound heme containing enzyme of A profundus Amino-terminal sequences of the A profundus enzyme...
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Enzymes in food technology
... Enzymes in malting 3.4.2 Enzymes in mashing 3.4.3 Enzymes in adjunct cooking 3.4.4 Enzymes in lautering/mash 3.4.5 Enzymes in fermentation 3.4.6 Enzymes in maturation 3.4.7 Chill proofing enzymes ... of enzymes in winemaking 4.2.1 Recommendations from international organisations 4.3 Enzymes in winemaking: history and definitions 4.4 Enzyme properties and composition 4.5 Applications of enzymes ... quantifying enzymes for sale and dosing is the use of 'international milk clotting units' (IMCU) for quantifying milk-coagulating enzymes (chymosin, microbial rennets) for sale and use in cheesemaking...
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enzymes in industry
... Conclusion 124 Enzymes in Brewing 125 Introduction 125 Enzymes in Malting and Mashing 127 Enzymes for Problem Prevention or Solving 130 Bacterial a-Amylase in Mashing 130 Fungal a-Amylase in Fermentation ... Lignin-Modifying, Oxidative Enzymes 236 Enzymes in Pulp and Paper Processing 238 Mechanical Pulping 238 Chemical Pulping 239 Bleaching 240 Papermaking 242 Deinking 244 Development of New Industrial ... Introduction 210 Enzymes Used in Animal Feed 211 Fiber-Degrading Enzymes 211 Phytic Acid Degrading Enzymes (Phytases) 215 Protein-Degrading Enzymes (Proteases) 216 Starch-Degrading Enzymes (Amylases)...
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Báo cáo hóa học: " Viewing medium affects arm motor performance in 3D virtual environments" pdf
... of pointing, reaching and grasping movements made in 2D and 3D VEs have been compared to those made in PEs in a series of studies by Levin and colleagues [12-15] in healthy subjects and in those ... [19] Thus, reduction in vertical FOV may have affected the accuracy of the pointing movements In a previous study involving healthy and stroke subjects making pointing movements in a HMD-viewed VE ... 0.05 Since we were interested in the effects of the viewing media on movement performance, significant interactions involving the viewing media were primarily considered For significant interactions,...
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Báo cáo sinh học: " Research Article Employing Second-Order Circular Suprasegmental Hidden Markov Models to Enhance Speaker Identification Performance in Shouted Talking Environments" potx
... well in neutral talking environments [1–4]; however, such systems perform poorly in stressful talking environments [5–13] Neutral talking environments are defined as the talking environments in ... enhancing speaker identification performance in the shouted talking environments On the other hand, increasing the value of α has a less effect on improving the performance in the neutral talking environments ... in the shouted/angry talking environments; however, it is less significant in the neutral talking environments This is because the conventional HMMs perform extremely well in the neutral talking...
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Báo cáo hóa học: " Research Article Clear Channel Assessment in Integrated Medical Environments" doc
... typically introduced intentionally in signal format to facilitate receiving For example, in frequencyhopping (FH) systems, only the frame preamble contains a known sequential-hopping pattern In the ... Modulated signals are in general coupled with sine wave carriers, pulse trains, repeating spreading, or cyclic prefixes, which result in built -in periodicity The periodicity exhibited in statistics, ... A linear decrease in SNR requires a quadratic increase in N to maintain the same error floor 4.2 Feature-based CCA The feature-based CCA can also be implemented by quadrature receiver containing...
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