... amongst other things, the continuous creation of matter to keep the density of the expanding Universe constant The steady-state universe was abandoned in the 1960s because of the properties of the ... provide an estimate of H0 , together with a strong confirmation of the validity of the Hubble law and, therefore, of the Cosmological Principle Another test of this principle is the so-called Hubble ... also by the first stirrings of technological development In the era of the Industrial Revolution, man’s perception of the natural world was framed in terms of heat engines and thermodynamics, and...
Ngày tải lên: 17/03/2014, 13:34
... The spin axes of the Sun and the planets 7.4.1 Spin axes and the Solar Nebula Theory 7.4.2 Spin axes and the Modern Laplacian Theory 7.4.3 Spin axes and the Accretion Theory 7.4.4 Spin axes and ... complete picture of the origin and evolution of the solar system is the Capture Theory developed by the author and colleagues since the early 1960s This explains the basic structure of the solar system ... between the ascending node and the rst point of Aires The second angle is the argument of the perihelion, , which is the angle between the ascending node and the perihelion in the direction of the...
Ngày tải lên: 17/03/2014, 13:35
cosmology the origin and evolution of cosmic structure, 2nd edition the origin and evolution of cosmic structure
... amongst other things, the continuous creation of matter to keep the density of the expanding Universe constant The steady-state universe was abandoned in the 1960s because of the properties of the ... provide an estimate of H0 , together with a strong confirmation of the validity of the Hubble law and, therefore, of the Cosmological Principle Another test of this principle is the so-called Hubble ... also by the first stirrings of technological development In the era of the Industrial Revolution, man’s perception of the natural world was framed in terms of heat engines and thermodynamics, and...
Ngày tải lên: 03/06/2014, 01:49
Báo cáo sinh học : "The origin and evolution of lactation" pot
... genomics Evolution of lactation Lactation appears to be an ancient reproductive feature that pre-dates the origin of mammals A cogent theory for the evolution of the mammary gland and lactation has ... for the immediate and long-term needs of the offspring These needs can be highly species-specific There are also behavioral and ‘psychological’ aspects of suckling and nurturing between mother ... during later stages of lactation The evolution of placenta-based reproduction displaced the function of milk as a source of water and nutrients for the egg, leading to secretion of a complex milk...
Ngày tải lên: 06/08/2014, 19:20
The Origin and Evolution of the Bra - Kristina Woo Kyung Shin (2009)
... THE ORIGINS AND EVOLUTION OF THE BRA KRISTINA WOO KYUNG SHIN PhD 2009 THE ORIGINS AND EVOLUTION OF THE BRA Kristina Woo Kyung Shin, M.A A thesis submitted in partial fulfilment of the requirements ... Introduction…………………………………………………………….……279 10.2 Origins of the Species ………………………………………………………280 10.3 The Evolution of Underwear and the Birth of the Bra………………… 281 10.4 The Modern History of the Bra from the 1960s…………………… ... 1910: The Era of the Corset and the Bust-Bodice 100 4.2.1 The Corset as the Predecessor of the Modern Bra…………… … 100 4.2.2 The ‘Bust Bodice’ as the Predecessor of the Modern Bra...
Ngày tải lên: 15/08/2015, 01:34
woolfson m.m. origin and evolution of the solar system
... The spin axes of the Sun and the planets 7.4.1 Spin axes and the Solar Nebula Theory 7.4.2 Spin axes and the Modern Laplacian Theory 7.4.3 Spin axes and the Accretion Theory 7.4.4 Spin axes and ... complete picture of the origin and evolution of the solar system is the Capture Theory developed by the author and colleagues since the early 1960s This explains the basic structure of the solar system ... between the ascending node and the rst point of Aires The second angle is the argument of the perihelion, , which is the angle between the ascending node and the perihelion in the direction of the...
Ngày tải lên: 24/04/2014, 17:26
Báo cáo sinh học: "Chromosomal mapping, differential origin and evolution of the S100 gene family" pot
... understanding of the mechanisms of evolution and biological functions of the S100 gene family MATERIALS AND METHODS 2.1 Sequences and positions on the chromosomes or assembly scaffolds A search in the ... chromosome and at the end of the corresponding chromosomes in the other species (Fig 1) Also, in the opossum, the positions of S100A9 and S10012 are reversed comparatively to those in the other species ... Differences in the arrangement of the S100A genes were observed between the opossum and the other species examined, i.e SG1 (S100A10 and 11) together with S100A1 is located at the end of opossum...
Ngày tải lên: 14/08/2014, 13:22
Báo cáo khoa học: "The origin and interpretation of hyperlactataemia during low oxygen delivery states" pps
... demonstrates the association of reduced oxygen delivery in the development of hyperlactataemia during CPB and illustrates the association of the latter with greater morbidity during the postoperative ... oxygen delivery and anaerobic mechanisms are predominating Conclusion The study by Ranucci and colleagues [1] highlights the complexity involved in interpreting the significance of raised serum ... Critical Care Vol 11 No Handy stress-induced ‘type B’ hyperlactataemia Another marker that can separate the anaerobic and aerobic aetiologies of raised lactate is the lactate:pyruvate ratio...
Ngày tải lên: 13/08/2014, 03:20
The development and evolution of dominant logic in an innovation project
... different aims The study of the first stage emphasized the inductive derivation of a theoretical model, while in the second stage, the study emphasized the improvement and validation of the emergent ... modification of the structure of the model and the abstraction of theoretical constructs from empirical data However, the model, existing theories and data did not always corroborate each other When ... (including the CEO) of the project team Except for the information on the recent developments of the project, most data collected was a triangulation of the emergent information during interviews of the...
Ngày tải lên: 02/10/2015, 17:14
The social control of personal finance the emergence and evolution of the central provident fund (CPF) system
... December 1953, the date of the enactment of the Ordinance.”9 With these rushed amendments passed, the CPF came into implementation on the July 1955, and the state had a foot in the door for the social ... instead of trying to amend it, was just playing into the hands of the employers, I think they soon realized the error of their ways.” (Lim Yew Hock6) It is not a far stretch of imagination to hypothesize ... meet the basic human needs of the workers and their families The bitter struggle for existence will become harder for the majority of workers if they are forced to contribute percent of their...
Ngày tải lên: 16/10/2015, 15:36
Báo cáo y học: "The origin and early evolution of eukaryotes in the light of phylogenomics" doc
... involving the uptake of an α-proteobacterium by an archaeal cell led to the generation of the mitochondria This was followed by the evolution of the nucleus and the compartmentalization of the eukaryotic ... systems of eukaryotic cells Mixed origins of the key functional systems of eukaryotes Some of the most compelling indications on the course of evolution and the nature of ancestral forms come from ... in Figure The main issue revolves around the role of endosymbiosis [2,3,103,104]: was it the cause of the entire chain of events that led to the emergence of LECA (the stem phase of evolution) ,...
Ngày tải lên: 09/08/2014, 20:21
Tài liệu Báo cáo khoa học: Topology, tinkering and evolution of the human transcription factor network doc
... compares the studied network with randomized versions of it with the same size and degree distribution The so-called Z-score quantifies the difference between the studied network and an ensemble of randomized ... functions, and topological features retain functionality and phylogeny However, the nature of the connections between these factors needs to be understood at the level of the protein domain The global ... constrain derived from the evolution of this family Evolution based on domain reusing might explain the abundance of certain protein domains and is a way of easily increasing the number of TFs, as appears...
Ngày tải lên: 19/02/2014, 07:20
Tài liệu Báo cáo khoa học: Complete subunit sequences, structure and evolution of the 6 · 6-mer hemocyanin from the common house centipede, Scutigera coleoptrata pptx
... SDS/PAGE and in 2D PAGE (Figs and 2; Table 1) The N-terminal amino acid sequences (see above) allow the assignment of the HcA clone to the major sequence of the upper hemocyanin band in the SDS/PAGE ... regions and the entire 3¢ untranslated regions The standard polyadenylation signals (AATAAA) and the poly(A)-tails of different lengths are present in each clone The open reading frames of the five ... comparison of the patterns of the SDS, native and 2D electrophoresis, we assign HcA and HcB to the a and b polypeptides (that could not be separated in [14]), respectively, HcC to the c subunit, and...
Ngày tải lên: 20/02/2014, 11:20
Báo cáo khoa học: Evolutionary origin and divergence of PQRFamide peptides and LPXRFamide peptides in the RFamide peptide family pdf
... is the first demonstration of the presence of RFamide peptides in the brain of any species of agnathans On the basis of the results of phylogenetic analysis and amino acid sequence comparison, the ... regulation of locomotor activity In mammals, in situ hybridization reveals that the nucleus of the solitary tract and dorsal horn of the spinal cord express the highest levels of the mRNA of NPFF, ... line of vertebrate evolution 450 million years ago, and they therefore serve as a key animal in understanding the evolutionary history of PQRFamide and LPXRFamide peptides Here, we show that the...
Ngày tải lên: 07/03/2014, 12:20
Báo cáo khoa học: The metabolic role and evolution of L-arabinitol 4-dehydrogenase of Hypocrea jecorina potx
... genes On the other hand, the lack of growth of the wildtype strain on D-allitol and L-iditol may either be due to a lack of uptake of these hexitols, or due to a lack of lad1 expression by these ... interpretation of these data first requires the determination of the 3D structure of Lad1 The at least 10-fold higher kcat/Km values of Lad1 for the pentitols L-arabinitol and xylitol than for the various ... oxidation of galactitol by Lad1 raised the question of whether other hexitols would be similarly oxidized at C4 by the enzyme We have therefore investigated the substrate and product specificity of the...
Ngày tải lên: 07/03/2014, 15:20
Báo cáo khoa học: Sulfated polysaccharides inhibit the catabolism and loss of both large and small proteoglycans in explant cultures of tendon doc
... suppressed by the inclusion of the sulfated polysaccharides At the end of the culture period, both CaPPS and heparin reduced the appearance of [35S]sulfate in the culture medium by 5 and 11%, respectively ... indicates that with the inclusion of these sulfated agents there was significant inhibition (40%) of rate of loss of 35S-labeled large proteoglycans from the matrix by the end of the culture period ... proteoglycans from the matrix of tendon explants The rate of incorporation of [3H]serine into proteins of tendon explant cultures was measured on days and 10 of the culture period in the conditions...
Ngày tải lên: 23/03/2014, 10:21
the origin and early development of the chinese writing system
... straightforward and comprehensible way the facts as I see them surrounding the origin and formation of the Chinese script in the second half of the second millennium B.C., and of its reformation and standardization ... There are two senses in which one can speak of the origin and develop ~ ment of writing For want of better labels I shall call these the material and the linguistic The former refers to the origin ... inclined" cultures of the neolithic northwest, on the one hand, and the "componential predisposition " of the neolithic east·coast cultures, on the other Note in this connection that the kind of simple...
Ngày tải lên: 03/04/2014, 13:25
the symbian os architecture sourcebook design and evolution of a mobile phone os
... among the company buzzwords and very much part of the fabric of the effort, and give a flavor of those times Above all, to be part of the effort to create Symbian OS was to be part of the revolution, ... Technology and Soft Effects Disruption and Complexity The Thing About Mobile Phones The History and Prehistory of Symbian OS 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 The State of the Art In the Beginning The ... McKerracher for this idea The History and Prehistory of Symbian OS 2.1 The State of the Art Symbian OS reached market for the first time towards the end of 2000, with the release of the Ericsson R380...
Ngày tải lên: 01/06/2014, 11:21
software visualization visualizing the structure behaviour and evolution of software
... type of the file Let si be the size of the ith element in a directory Then the total size s is s = 1≤i≤n si and the ratio of the box for the ith element is ri = si /s The width and height of the ... Given the name of a directory your program should show the treemap of the directory such that the size of each box indicates the size of the file or directory and the color of each box the age ... example, of springs connected to each other, where the springs represent the edges of the graph and the connection points the nodes [Ead84] The layout is computed by minimizing the energy of the system...
Ngày tải lên: 03/07/2014, 21:10
Báo cáo y học: "The promise and limitations of population exomics for human evolution studies" doc
... understanding how the process and dynamics of admixture manifest themselves in patterns of variation [30] across the genome At the individual level, exome data may allow reconstruction of the mosaic ... tests of selective neutrality, but the overlap among these lists of candidate regions is often poor, suggesting a high proportion of false positives [4] In addition, it is often unclear whether ... of chromosomes Figure The influence of sample size in detecting recent population expansions (a) Demographic model used in the simulations Times of demographic events (in units of thousands of...
Ngày tải lên: 09/08/2014, 23:20