frequent and unpredictable changes of political bosses
Báo cáo khoa học: Correlation between functional and structural changes of reduced and oxidized trout hemoglobins I and IV at different pHs doc
Ngày tải lên :
23/03/2014, 12:20
... HbI and HbIV: iron(II)-HbI and met-HbI induce a 23.2 and 50.1% reduction of the peak intensity, respectively, when compared with the peak of the buffer Iron(II)-HbIV and metHbIV induce a 35.8 and ... [5,6] The mechanism of hydrogen peroxide removal by iron(II)-Hb (oxyHb and deoxyHb) and met-Hb results in the formation of ferrylhemoglobin (ferrylHb) and oxoferrylhemoglobin (oxoferrylHb), respectively ... explained by the reaction of oxoferrylHb with H2O2 with the production of met-Hb and oxygen instead of superoxide anion [8] Our data performed, at pH 5.4, in the presence of H2O2 and guaiacol (as reductant)...
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Status and changes of mangrove forest in Mekong Delta: Case study in Tra Vinh, Vietnam
Ngày tải lên :
14/08/2013, 14:15
... 1965 of all region with 21,221 of mangrove forest; (B) 1995 at the sourthern part with 2596 of low density, 3343 of moderate density and 1301 of high density of mangrove forest; (C) 2001 of all ... forest; (C) 2001 of all region with with 8666 of low density, 2347 of moderate density and 1784 of high density of mangrove forest; and (D) Comparing of mangrove forest during 1965e2001 performed ... northeastern of Duyen Hai Hence, the changes of distribution of mangrove forests in the northeastern part of Duyen Hai in 1965, 1995 and 2001 could represent the varying status of mangrove forests...
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Characteristics of Leachate from Citrus Groves and their Changes in the Collecting Reservoirs in Matsuyama, Japan
Ngày tải lên :
05/09/2013, 10:17
... western side of the region faces the Seto Inland Sea, around which are Fig.1 - Location of study area and distribution of citrus groves in Matsuyama region - 112 - Journal of Water and Environment ... the cultivation and the ratio of the increased amount of SS to the increased amount of Chl.a was higher than that of the algae Increased amount of SS were higher in the cases of high nitrate ... condition, and the temperature was maintained constant between 10°C and 30°C RESULTS AND DISCUSSION Materials runoff characteristics and variation in the reservoir Fig indicates time courses of nitrate...
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Changes of temperature data for energy studies over time and their impact on energy consumption and CO2 emissions. The case of Athens and Thessaloniki – Greece
Ngày tải lên :
05/09/2013, 16:10
... indicator and the basis for calculations of heating and cooling energy demand [1] or for estimating bin data and heating and cooling degree-days at any base [2, 10, 11] Table shows the monthly and ... performance of buildings – Calculation of energy Use for space heating and cooling, International Organization for Standardization, 2008 [2] ASHRAE Handbook of Fundamentals, American Society of Heating, ... decade, while the monthly and yearly values of CDD were increased The reduction in the yearly values of HDD was in the range of 9.5 to 22% in Athens, and in the range of to 9% in Thessaloniki,...
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Tài liệu Age-related changes of the dental aesthetic zone at rest and during spontaneous smiling and speech pptx
Ngày tải lên :
19/02/2014, 17:20
... of the tooth crowns On the spontaneous smiling and speech records, the display of teeth and gingiva was measured In the maxilla and mandible, a central and lateral incisor, a canine, a first and ... elastic and less mobile As a result of this, older people are reported to show less of the maxillary and more of the mandibular teeth during smiling (Shillingburg et al., 1997) Dong et al (1999) and ... Digital videographic measurement of tooth display and lip position in smiling and speech: reliability and clinical application American Journal of Orthodontics and Dentofacial Orthopedics 131: 301.e1–301.e8...
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Tài liệu Báo cáo khoa học: Analyzing changes of chromatin-bound replication proteins occurring in response to and after release from a hypoxic block of replicon initiation in T24 cells pptx
Ngày tải lên :
21/02/2014, 00:20
... staining of total cellular and chromatin-bound PCNA T24 were grown and incubated on coverslips Two sets of hypoxic cells and of cells reoxygenated for 10 and 30 were prepared One set of cells ... analyses of growing daughter strands A fast increase of the DNA synthesis rate either reflects release of replicon initiations or stimulation of elongation, or both To determine the cause of the ... renewal before and at the end of hypoxic gassing as well as under normoxic conditions As shown in Fig MCM3 and Cdc6 are not, and MCM2 and Cdk2 are barely, detectable on chromatin of starved T24...
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Tài liệu Báo cáo Y học: Ligand interactions and protein conformational changes of phosphopyridoxyl-labeled Escherichia coli phosphoenol pyruvate carboxykinase determined by fluorescence spectroscopy pdf
Ngày tải lên :
21/02/2014, 01:21
... spectra of lM P-pyridoxyl-E coli PEP carboxykinase using kexc ẳ 326 nm, in the presence of dierent combinations of substrates and metal ions: (a) in the absence of ligands; and in the presence of ... acquisition of detailed and reliable information on the binding of several ligands and on the role of Mn2+ and Mg2+ on their binding The comparison between acrylamide quenching studies and modeled ... saturating concentration of ligand, P the total protein concentration, and L is referred to the ligand concentration The distribution of metal ion as [M2+]free, [ML] and of [L]free was calculated...
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A POLITICAL AND ECONOMIC DICTIONARY OF LATIN AMERICA ppt
Ngày tải lên :
07/03/2014, 03:20
... states, with emphasis on land reform and land-tax changes Political changes, however, meant that few governments availed themselves of this funding, and after 1963 the impact of the programme gradually ... town of St Christopher (St Kitts) and capital of the federated state of St Christopher and Nevis A seaport, it is situated on the south-western coast of the island and had a population of 14,000 ... regarded as part of the Caribbean, the Bahamas lie outside the chain of the Greater Antilles, to the north of Cuba and to the east of Florida They consist of almost 700 islands and 2,000 cays,...
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Báo cáo khoa học: Coordination of three and four Cu(I) to the a- and b-domain of vertebrate Zn-metallothionein-1, respectively, induces significant structural changes doc
Ngày tải lên :
07/03/2014, 09:20
... vivo and in vitro folding of the two domains of copper MTs [27] Replacement of Zn(II) by Cu(I) led to the proposal of the formation of Cu,Zn-MT intermediates and that, during the last steps of ... spectra of the two domains permitted the full sequence-specific assignments, the identification of the spin systems and the assignment of 398 and 252 of the NOESY cross-peaks of the a- and b-domain, ... interesting and unexpected picture of the Cu(I) binding to the two single domains Results and Discussion Cu(I) titration of Zn4aMT-1 and Zn3bMT-1 As both the structure of native Zn7MT-1 was known, and...
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Báo cáo khóa học: Conformational changes of b-lactoglobulin in sodium bis(2-ethylhexyl) sulfosuccinate reverse micelles A fluorescence and CD study docx
Ngày tải lên :
07/03/2014, 15:20
... 10 and reaching Ó FEBS 2004 Fig Fluorescence lifetimes and fraction of the short-lived component Fluorescence lifetimes, s1 (j) and s2 (m), and fraction of the shortlived component, f1 (s), of ... decreased ratio of native dimers to monomers, and the loss of H-bonding involving the strands bI of bLG [47], could be promoted in both situations A CD spectrum assigned to distortions of b-strands showed ... conformational changes Near-UV CD arises from the chirality of the environments of the side-chains of aromatic residues (Trp, Tyr and Phe) and disulfide bonds [49] The two deep peaks found at 286 and 293...
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Báo cáo khoa học: Fluorescence quenching and kinetic studies of conformational changes induced by DNA and cAMP binding to cAMP receptor protein from Escherichia coli ppt
Ngày tải lên :
07/03/2014, 16:20
... calculated from the ratio of the rate constants kon and koff as follows: Ka ẳ kon koff 2ị Association constants (Ka) of CRP with the three investigated sequences of DNA lacF, galF and ICAPF are summarized ... values of the average Trp13 lifetime instead of the values of lifetimes of the resolved components Binding of cAMP to anticAMP-binding sites leads to signicant changes in the uorescing properties of ... nuclear magnetic resonance study of the cyclic AMP receptor protein (CRP): assignments of the NH protons of histidine and tryptophan residues and the effect of binding of cAMP to CRP Biochem J 107,...
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Báo cáo " Numerical simulation of sediment transport and morphology changes at the Bach Dang estuary " ppt
Ngày tải lên :
14/03/2014, 15:20
... 100 years (1%) (Table and figure 2) Wave height and period were representative of fairweather and storm conditions 9B and 12B, and a narrow spectrum was specified A time step of s was applied for ... thickness and transport vectors, tide 1% and storm wave 9B Fig Change in total bed thickness and transport vectors, tide 50% and fair-weather wave Case 2: Tide 1% and storm wave 9B Transport vectors and ... moved to a deltaic formation off the tip of the south shoal Both storm and fairweather waves eroded the top of the ebb shoal and deposited material along its north and western perimeter Acknowledgements...
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A POLITICAL AND ECONOMIC DICTIONARY OF THE MIDDLE EAST potx
Ngày tải lên :
16/03/2014, 04:20
... Emirate of Member of the United Arab Emirates (UAE) One of the former Trucial states Largest emirate in the UAE Located on the offshore island of the same name, the Emirate of Abu A political and ... and was launched in October 2001 The heads of state of Algeria A political and economic dictionary of the middle east 20 and Egypt have played a major role in the preparation and management of ... example, The Middle East and North Africa and Africa South of the Sahara, also published by Europa Publications, and the Political and Economic Dictionaries of other regions of the world David Seddon,...
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Báo cáo khoa học: Functional analysis of two divalent metal-dependent regulatory genes dmdR1 and dmdR2 in Streptomyces coelicolor and proteome changes in deletion mutants ppt
Ngày tải lên :
16/03/2014, 18:20
... the conserved sequences of dtxR homologous genes [1], and the DNA of S coelicolor as template PCR products of 313 bp and 451 bp were obtained with each of the above pair of primers To confirm that ... et al signal After digestion of the cosmids with ApaI, KpnI and PstI, an ApaI band of 4.0 kb from cosmid 10A7, a 1.0 kb ApaI band from cosmid D10 and an 8.0 kb PstI band from cosmid D52 gave a ... members of the DmdR (DtxR) family (A) Note the strong conservation (amino acids shown as white on black) of domains and 2, and (B) the presence of an Ala- and Pro-rich segment inserted in domain of...
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Báo cáo khoa học: Structural studies of thymidine kinases from Bacillus anthracis and Bacillus cereus provide insights into quaternary structure and conformational changes upon substrate binding pot
Ngày tải lên :
23/03/2014, 09:21
... case of Ba-TK, several hydrogen bonds form between sidechain atoms and main-chain atoms of the neighboring helices: NH1 of Arg27 is hydrogen-bonded to mainchain oxygen of Ser19, and NH1 of Arg31 ... rise to a ˚ 3-A dissociation of subunits interacting by a1 The base of dTTP is inserted between the a1-helix of two subunits and is stacked between the rings of Phe18 and Phe34 from the adjacent ... bonds between NH2 of Arg31 and mainchain oxygen of Gln142 and Ala143 but not with Phe18 as observed in Ba-TK In the second type of subunit–subunit interaction, the b-sheet of one subunit is attached...
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Báo cáo Y học: Changes in ultrastructure and the occurrence of permeability transition in mitochondria during rat liver regeneration ppt
Ngày tải lên :
24/03/2014, 04:21
... calibrated by addition of standard aliquots of Ca2+ to the medium A standard curve was obtained from the pooled results of five independent series of determinations and used for analysis of mitochondrial ... (2.2 ± 0.1 and 0.8 ± 0.05% of the total mitochondrial activity of GDH and AAT, respectively) (Fig 3B, columns a and c) As shown in Fig 4, the total activities of the matrix enzymes GDH and AAT were ... number of cristae, destructurization of the matrix compartment, a dilated and paled matrix, lack of dense granules (Fig 1C); and (c) altered mitochondria (*) with clear vacuolization of the matrix...
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Changes in Property Rights, Forest Use and Forest Dependency of Katu Communities in Nam Dong District
Ngày tải lên :
25/03/2014, 13:47
... Land use certificate of that land This is one of the important incentives for people to reforest and receive forest and forest land allocation of the government All forests and forest land (land ... sharing and responsibility of household and individual who got land and forest land through land allocation, rental or forest protection contracts The 2003 Land Law and the 2004 Forest Protection and ... positive changes in the participation of local people in forest conservation and management; changes in the property right and rights; and changes in forest use and forest dependency of local...
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