Spread Formation

Author : Ruth Bellairs,Esmond J. Sanders,James W. Lash
Publisher : Springer Science & Business Media
Page : 335 pages
File Size : 52,7 Mb
Release : 2012-12-06
Category : Science
ISBN : 9781461534587

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Formation and Differentiation of Early Embryonic Mesoderm by Ruth Bellairs,Esmond J. Sanders,James W. Lash Pdf

Mesodenn is a key tissue in early development. It is involved in the differentiation of almost every organ in the body, not merely as a structural component, but as an active participant in the establishment of diverse cell types. All mesodenn is derived from ectoderm. Its appearance signals the start of a significant new phase in the development of the embryo. At this time all three genn layers are now present and myriad sequences of cell and tissue interactions begin to occur which will eventually give rise to the entire embryo. The control of the growth and differentiation of the mesoderm is critical for the production of a normal individual. Indeed, disturbance of the patterning of the mesoderm or of its interaction with other tissues plays a critical part in the fonnation of most congenital anomalies. The main focus of this book is therefore on the establishment, divergence and specialisation of mesodermal derivatives. The central role of the mesoderm in development has long been appreciated and a wide literature exists on its activity in certain specialised situations. Recently, however, an impetus to its study has been provided by new approaches opened up through biotechnological advances. Many of these advances are reflected in the reports in this volume. Scientists from various disciplines have become drawn to mesodermal tissues, and this volume may help them find a framework within which their work will fit.

Author : Norbert S. Schulz
Publisher : Springer Science & Business Media
Page : 530 pages
File Size : 55,8 Mb
Release : 2012-05-24
Category : Science
ISBN : 9783642239267

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The Formation and Early Evolution of Stars by Norbert S. Schulz Pdf

Starburst regions in nearby and distant galaxies have a profound impact on our understanding of the early universe. This new, substantially updated and extended edition of Norbert Schulz’s unique book "From Dust to Stars" describes complex physical processes involved in the creation and early evolution of stars. It illustrates how these processes reveal themselves from radio wavelengths to high energy X-rays and gamma–rays, with special reference towards high energy signatures. Several sections devoted to key analysis techniques demonstrate how modern research in this field is pursued and new chapters are introduced on massive star formation, proto-planetary disks and observations of young exoplanets. Recent advances and contemporary research on the theory of star formation are explained, as are new observations, specifically from the three great observatories of the Spitzer Space Telescope, the Hubble Space Telescope and the Chandra X-Ray Observatory which all now operate at the same time and make high resolution space based observing in its prime. As indicated by the new title two new chapters have been included on proto-planetary disks and young exoplanets. Many more colour images illustrate attractive old and new topics that have evolved in recent years. The author gives updates in theory, fragmentation, dust, and circumstellar disks and emphasizes and strengthens the targeting of graduate students and young researchers, focusing more on computational approaches in this edition.

Author : Pallaval Veera Bramhachari
Publisher : Springer
Page : 381 pages
File Size : 48,7 Mb
Release : 2019-01-28
Category : Medical
ISBN : 9789811324291

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Implication of Quorum Sensing System in Biofilm Formation and Virulence by Pallaval Veera Bramhachari Pdf

This book illustrates the importance and significance of Quorum sensing (QS), it’s critical roles in regulating diverse cellular functions in microbes, including bioluminescence, virulence, pathogenesis, gene expression, biofilm formation and antibiotic resistance. Microbes can coordinate population behavior with small molecules called autoinducers (AHL) which serves as a signal of cellular population density, triggering new patterns of gene expression for mounting virulence and pathogenesis. Therefore, these microbes have the competence to coordinate and regulate explicit sets of genes by sensing and communicating amongst themselves utilizing variety of signals. This book descry emphasizes on how bacteria can coordinate an activity and synchronize their response to external signals and regulate gene expression. The chapters of the book provide the recent advancements on various functional aspects of QS systems in different gram positive and gram negative organisms. Finally, the book also elucidates a comprehensive yet a representative description of a large number of challenges associated with quorum sensing signal molecules viz. virulence, pathogenesis, antibiotic synthesis, biosurfactants production, persister cells, cell signaling and biofilms, intra and inter-species communications, host-pathogen interactions, social interactions & swarming migration in biofilms.

Author : D. Kunth
Publisher : Atlantica Séguier Frontières
Page : 668 pages
File Size : 45,9 Mb
Release : 1996
Category : Cosmology
ISBN : 2863321943

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The Interplay Between Massive Star Formation, the ISM and Galaxy Evolution by D. Kunth Pdf

Author : Ranjit Kumar Upadhyay,Satteluri R. K. Iyengar
Publisher : CRC Press
Page : 280 pages
File Size : 55,9 Mb
Release : 2021-02-24
Category : Mathematics
ISBN : 9781000334357

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Spatial Dynamics and Pattern Formation in Biological Populations by Ranjit Kumar Upadhyay,Satteluri R. K. Iyengar Pdf

The book provides an introduction to deterministic (and some stochastic) modeling of spatiotemporal phenomena in ecology, epidemiology, and neural systems. A survey of the classical models in the fields with up to date applications is given. The book begins with detailed description of how spatial dynamics/diffusive processes influence the dynamics of biological populations. These processes play a key role in understanding the outbreak and spread of pandemics which help us in designing the control strategies from the public health perspective. A brief discussion on the functional mechanism of the brain (single neuron models and network level) with classical models of neuronal dynamics in space and time is given. Relevant phenomena and existing modeling approaches in ecology, epidemiology and neuroscience are introduced, which provide examples of pattern formation in these models. The analysis of patterns enables us to study the dynamics of macroscopic and microscopic behaviour of underlying systems and travelling wave type patterns observed in dispersive systems. Moving on to virus dynamics, authors present a detailed analysis of different types models of infectious diseases including two models for influenza, five models for Ebola virus and seven models for Zika virus with diffusion and time delay. A Chapter is devoted for the study of Brain Dynamics (Neural systems in space and time). Significant advances made in modeling the reaction-diffusion systems are presented and spatiotemporal patterning in the systems is reviewed. Development of appropriate mathematical models and detailed analysis (such as linear stability, weakly nonlinear analysis, bifurcation analysis, control theory, numerical simulation) are presented. Key Features Covers the fundamental concepts and mathematical skills required to analyse reaction-diffusion models for biological populations. Concepts are introduced in such a way that readers with a basic knowledge of differential equations and numerical methods can understand the analysis. The results are also illustrated with figures. Focuses on mathematical modeling and numerical simulations using basic conceptual and classic models of population dynamics, Virus and Brain dynamics. Covers wide range of models using spatial and non-spatial approaches. Covers single, two and multispecies reaction-diffusion models from ecology and models from bio-chemistry. Models are analysed for stability of equilibrium points, Turing instability, Hopf bifurcation and pattern formations. Uses Mathematica for problem solving and MATLAB for pattern formations. Contains solved Examples and Problems in Exercises. The Book is suitable for advanced undergraduate, graduate and research students. For those who are working in the above areas, it provides information from most of the recent works. The text presents all the fundamental concepts and mathematical skills needed to build models and perform analyses.

Author : David H Hughes,James D Lowenthal
Publisher : World Scientific
Page : 223 pages
File Size : 42,8 Mb
Release : 2001-10-29
Category : Science
ISBN : 9789814492096

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Deep Millimeter Surveys: Implications For Galaxy Formation And Evolution by David H Hughes,James D Lowenthal Pdf

The arrival of large submillimeter and millimeter-wave detector arrays opened a new window on galaxy formation and evolution. The major new facilities now being designed or constructed, such as ALMA (MMA) and the Large Millimeter Telescope (LMT), will soon be expanding the horizons even farther.The Conference on “Deep Millimeter Surveys: Implications for Galaxy Formation and Evolution” drew together the major international groups working on submillimeter and millimeter-wave galaxies to discuss their relation to other galaxies both near by and in the early Universe, the role of the LMT and other new facilities in advancing the new field, and the implications of the new results and models for our understanding of galaxy formation and evolution. The resulting compendium of reports on observations, simulations, theory and interpretation, and instrumentation is the first book to present the new millimeter view of the early Universe thoroughly in a single volume.

Author : International Astronomical Union. Symposium
Publisher : Cambridge University Press
Page : 544 pages
File Size : 48,7 Mb
Release : 2007-05-28
Category : Science
ISBN : 0521863465

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Triggered Star Formation in a Turbulent Interstellar Medium (IAU S237) by International Astronomical Union. Symposium Pdf

New stars form in the dense turbulent gas clouds of galaxies, and the formation of these clouds is the subject of the IAU S237. This book is the most up-to-date review of all aspects of cloud and star formation, and one of the few compendiums available on ISM turbulence.

Author : Ineta Vilumsone-Nemes
Publisher : Woodhead Publishing
Page : 314 pages
File Size : 40,8 Mb
Release : 2018-03-09
Category : Technology & Engineering
ISBN : 9780081021231

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Industrial Cutting of Textile Materials by Ineta Vilumsone-Nemes Pdf

Industrial Cutting of Textile Materials, Second Edition, is a comprehensive guide to cutting room operations, offering step-by-step information on processes, technologies and best practice. This new edition is updated to present the latest advances in automated cutting technology, including advanced spreading methods and machines, advanced knife cutting systems, and pattern matching methods processing garment, home and technical textiles. Drawing on her extensive practical experience, the author begins by reviewing initial steps, such as unloading, sorting and quality control of materials, before discussing subsequent operations, including lay planning and marker making, manual and automated spreading and cutting, fusing of cut components, and final work operations such as sorting cut components for further joining. The book also covers manual and advanced automated marker making, spreading and cutting methods for more intricate fabrics, such as striped fabrics and fabrics with check, motif and border patterns, narrow lace and fabrics with pile. With essential information on cutting room operations and best practice, this book provides engineers, technologists and managers with the knowledge they need to maximize accuracy and efficiency, to control production processes effectively, and to improve product quality. The book also enables academics and students engaged in the field of textile and clothing technology to gain a solid understanding of cutting room procedures. Provides production managers, technologists, and other manufacturing specialists of textile goods the knowledge they need in order to increase raw material utilization and with it reduce productions costs, maximise cutting process efficiency, control production processes effectively, and improve ready product quality. Describes spreading and cutting of garment, home and technical textiles Includes guidance on best practice dealing with intricate fabrics Enables readers to benefit from the latest advances in automated textile cutting technologies

Author : Archibald Tucker Ritchie
Publisher : Unknown
Page : 728 pages
File Size : 41,8 Mb
Release : 1854
Category : Electronic
ISBN : NLS:V000662502

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The Dynamical Theory of the Formation of the Earth by Archibald Tucker Ritchie Pdf

Author : Arthur Gilman Shapiro,Dejan Todorović
Publisher : Oxford University Press
Page : 833 pages
File Size : 47,8 Mb
Release : 2017
Category : Medical
ISBN : 9780199794607

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The Oxford Compendium of Visual Illusions by Arthur Gilman Shapiro,Dejan Todorović Pdf

Visual illusions are compelling phenomena that draw attention to the brain's capacity to construct our perceptual world. The Compendium is a collection of over 100 chapters on visual illusions, written by the illusion creators or by vision scientists who have investigated mechanisms underlying the phenomena. --

Author : Bin Chen,Kenneth Y. Kwan
Publisher : Academic Press
Page : 630 pages
File Size : 48,9 Mb
Release : 2020-05-29
Category : Medical
ISBN : 9780128144084

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Cellular Migration and Formation of Axons and Dendrites by Bin Chen,Kenneth Y. Kwan Pdf

Cellular Migration and Formation of Neuronal Connections, Second Edition, the latest release in the Comprehensive Developmental Neuroscience series, presents the latest information on the genetic, molecular and cellular mechanisms of neural development. This book provides a much-needed update that underscores the latest research in this rapidly evolving field, with new section editors discussing the technological advances that are enabling the pursuit of new research on brain development. This volume focuses on the formation of axons and dendrites and cellular migration. Features leading experts in various subfields as section editors and article authors Presents articles that have been peer reviewed to ensure accuracy, thoroughness and scholarship Includes coverage of mechanisms which regulate the formation of axons and dendrites and cellular migration Covers neural activity, from cell-intrinsic maturation, to early correlated patterns of activity

Author : Donald H. Marx
Publisher : Unknown
Page : 12 pages
File Size : 51,8 Mb
Release : 1985
Category : Loblolly pine
ISBN : MINN:31951D03001823I

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Formation of Pisolithus Ectomycorrhizae on Loblolly Pine Seedlings with Spore Pellet Inoculum Applied at Different Times by Donald H. Marx Pdf

Author : Peter O. Müller,Ingeborg Ohnheiser,Susan Olsen,Franz Rainer
Publisher : Walter de Gruyter GmbH & Co KG
Page : 838 pages
File Size : 52,5 Mb
Release : 2015-09-14
Category : Language Arts & Disciplines
ISBN : 9783110423617

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Word-Formation by Peter O. Müller,Ingeborg Ohnheiser,Susan Olsen,Franz Rainer Pdf

This handbook comprises an in-depth presentation of the state of the art in word-formation. The five volumes contain 207 articles written by leading international scholars. The XVI chapters of the handbook provide the reader, in both general articles and individual studies, with a wide variety of perspectives: word-formation as a linguistic discipline (history of science, theoretical concepts), units and processes in word-formation, rules and restrictions, semantics and pragmatics, foreign word-formation, language planning and purism, historical word-formation, word-formation in language acquisition and aphasia, word-formation and language use, tools in word-formation research. The final chapter comprises 74 portraits of word-formation in the individual languages of Europe and offers an innovative perspective. These portraits afford the first overview of this kind and will prove useful for future typological research. This handbook will provide an essential reference for both advanced students and researchers in word-formation and related fields within linguistics.

Author : James Clackson,Birgit Anette Olsen
Publisher : Museum Tusculanum Press
Page : 428 pages
File Size : 42,6 Mb
Release : 2004
Category : Foreign Language Study
ISBN : 8772898216

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Indo-European Word Formation by James Clackson,Birgit Anette Olsen Pdf

This book contains twenty articles on the subject of derivational morphology in Indo-European languages, and is the result of the conference "Indo-European Word Formation", held in Copenhagen, October 20th - 22nd 2000. The papers, covering all areas of Indo-European, make substantial contributions to the current intensive research on word formation, and many of them break new ground or shed new light on old problems. While some contributions are particularly concerned with the construction of theoretical models of Indo-European, others continue the traditional philological research into corpus languages. Finally, such issues as the borderland between morphology and syntax and the potential connection between Indo-European and other language families are brought up for discussion. Contributions by: Fabrice Cavoto, Paul S. Cohen, George Dunkel, Adam Hyllested, Britta Irslinger, Folke Josephson, Konstantin Krasukhin, Martin Kûmmel, Jenny Larsson, Rosemarie Lühr, Michael Meier-Brügger, Benedicte Nielsen, Alan Nussbaum, Birgit Olsen, Natalia Pimenova, Jens Elmegård Rasmussen, Elisabeth Rieken, Velizar Sadovski, Woiciech Smoczynski, Brent Vine og Gordon Whittaker.

Author : Xiao Xuchang,Liu Hefu
Publisher : CRC Press
Page : 176 pages
File Size : 46,8 Mb
Release : 2022-01-27
Category : Science
ISBN : 9781000109795

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Global Tectonic Zones, Supercontinent Formation and Disposal by Xiao Xuchang,Liu Hefu Pdf

This book is a collection of papers presented in the 30th International Geological Congress, held in Beijing, on global tectonic zones supercontinent formation and disposal. The papers deal with topics on tectonic framework, and petrology and geochemistry variations of Asian regions.