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Books > Science & Mathematics > Biology, life sciences > Life sciences: general issues > Genetics (non-medical) > General
RNA processing plays a critical role in realizing the full
potential of a given genome. One means of achieving protein
diversity is through RNA editing. A diverse array of editing events
has been characterized, affecting gene expression in organisms from
viruses and single cell parasites to humans and plants. The variety
of editing mechanisms has required the development of many
different experimental approaches, many of which are likely to be
broadly applicable, particularly given the interplay between
editing and other cellular processes, including transcription,
splicing, and RNA silencing. This volume not only covers most of
the principal methods employed in the field, but also offers
innovative solutions to the significant challenges posed by these
experimental systems.
This book provides a knowledge-based view to the dynamic capabilities in an organization. The author integrates two existing views on gaining competitive advantage: the Knowledge View which suggests that the capability of organizations to learn faster than competitors is the only source of competitiveness; and the Dynamic Capability View which speculates that a fi rm's competitive advantage rests on it's ability to adapt to changes in the business environment. Using the IT sector in India as a case study, this book provides and tests a new framework-Knowledge-Based Dynamic Capabilities-in the prediction of competitive advantage in organizations.
Volume 59 in the Advances in Genetics serial provides nine chapters
on the most advanced research on the differentiating behaviors
among sexes. With more than 300 pages of articles from leading
international scientists, this volume offers genetic behaviorial
information related to drosophila, mice, birds, voles, and mammals.
Hot topics include sex differences in brain and behavior; genomic
imprinting and the evolution of sex differences; gene regulation;
peptide pheromone production and reception, and more.
Nonmammalian model organisms have become a cornerstone of systems
biology research. Like the Rosetta Stone, which enabled modern
scholars to decode ancient Egyptian hieroglyphics, model organisms
enable biologists to decipher the genetic code underlying the
complex physiological processes common to all life. C. elegans
provides a particularly striking example of the experimental
utility of model organisms. Genetic, molecular and systems
biological characterization of this organism is greatly facilitated
by its short life cycle and high rate reproduction, and by the ease
with which it can be cultured in the laboratory. C. elegans also
has a fully sequenced and well-annotated genome, which is assembled
in readily accessible public databases along with virtually all
other biological data on this organism.
Focusing on in vitro and intracellular RNA structure formation, RNA Folding: Methods and Protocols provides a comprehensive collection of experimental protocols which are suitable to dissect RNA folding pathways and to characterize the structure of RNA folding intermediates at nucleotide or even atomic resolution. The presented techniques include powerful tools with a long tradition in RNA research as well as more advanced, novel methods, thus the methods span multiple disciplines, including molecular biology, biochemistry, biophysics, and computational biology. Written in the highly successful Methods in Molecular Biology series format, chapters include introductions to their respective topics, lists of the necessary materials and reagents, step-by-step, readily reproducible laboratory protocols, and tips on troubleshooting and avoiding known pitfalls. Practical and authoritative, RNA Folding: Methods and Protocols serves as a vital reference for researchers attempting to gain insights into the secrets of this astounding macromolecule.
The sequencing of several fungi genomes has spurred major advances
in the field. Fungal genomics has been having a pivotal impact on
applied research in agriculture, food sciences, natural resource
management, pharmaceuticals, and biotechnology, as well as to basic
studies in the life sciences. This volume covers exciting new
developments in this growth field, from genomic analysis to human
fungal pathogen genomics, comparative genomics of fungi, and the
genomics of fungal development.
Would it be cool to see woolly mammoth alive one day? Disappeared species have always fascinated the human mind. A new discussion of using genomic technologies to reverse extinction and to help in conservation has been sparked. This volume studies the question philosophically. The collection consists of an introduction, epilogue and nine new articles written by philosophers. The intended readership consists of academic philosophers, ecologists and others interested in conservation biology.
For several decades, Arabidopsis thaliana has been the organism of choice in the laboratories of many plant geneticists, physiologists, developmental biologists, and biochemists around the world. During this time, a huge amount of knowledge has been acquired on the biology of this plant species, which has resulted in the development of molecular tools that account for much more efficient research. The significance that Arabidopsis would attain in biological research may have been difficult to foresee in the 1980s, when its use in the laboratory started. In the meantime, it has become the model plant organism, much the same way as Drosophila, Caenorhabditis, or mouse have for animal systems. Today, it is difficult to envision research at the cutting edge of plant biology without the use of Arabidopsis. Since the first edition of Arabidopsis Protocols appeared, new developments have fostered an impressive advance in plant biology that prompted us to prepare Arabidopsis Protocols, Second Edition. Completion of the Arabidopsis genome sequence offered for the first time the opportunity to have in hand all of the genetic information required for studying plant function. In addition, the development of whole systems approaches that allow global analysis of gene expression and protein and metabolite dynamics has encouraged scientists to explore new scenarios that are extending the limits of our knowledge.
Population genomics is a recently emerged discipline, which aims at understanding how evolutionary processes influence genetic variation across genomes. Today, in the era of cheaper next-generation sequencing, it is no longer as daunting to obtain whole genome data for any species of interest and population genomics is now conceivable in a wide range of fields, from medicine and pharmacology to ecology and evolutionary biology. However, because of the lack of reference genome and of enough "a priori" data on the polymorphism, population genomics analyses of populations will still involve higher constraints for researchers working on non-model organisms, as regards the choice of the genotyping/sequencing technique or that of the analysis methods. Therefore, "Data Production and Analysis in Population Genomics" purposely puts emphasis on protocols and methods that are applicable to species where genomic resources are still scarce. It is divided into three convenient sections, each one tackling one of the main challenges facing scientists setting up a population genomics study. The first section helps devising a sampling and/or experimental design suitable to address the biological question of interest. The second section addresses how to implement the best genotyping or sequencing method to obtain the required data given the time and cost constraints as well as the other genetic resources already available, Finally, the last section is about making the most of the (generally huge) dataset produced by using appropriate analysis methods in order to reach a biologically relevant conclusion. Written in the successful "Methods in Molecular Biology " series format, chapters include introductions to their respective topics, lists of the necessary materials and reagents, step-by-step, readily reproducible protocols, advice on methodology and implementation, and notes on troubleshooting and avoiding known pitfalls. Authoritative and easily accessible, "Data Production and Analysis in Population Genomics" serves a wide readership by providing guidelines to help choose and implement the best experimental or analytical strategy for a given purpose.
Lactobacillus is a genus of Gram-positive facultative anaerobic or microaerophilic bacteria. In humans, they are symbiotic and are found in the gut flora. Lactobacillus species are used for the production of yogurt, cheese, sauerkraut, pickles, beer, wine, cider, kimchi, chocolate, and other fermented foods, as well as animal feeds such as silage. In recent years, much interest has been shown in the use of lactobacilli as probiotic organisms and their potential for disease prevention in humans and animals. This major new work focuses on recent research on the molecular biology and genomics of Lactobacillus. Written by an international team of scientists, the volume is an essential reference for all dairy technologists, microbiologists, and biotechnologists in the academic and industrial sectors. Topics covered include phylogenetics, taxonomy, comparative genomics, functional genomics, the intestinal microflora, surface proteins, stress responses, interaction with the immune system, probiotics, anti-cancer potential, and much more. This is essential reading for all scientists involved with lactic acid bacteria or probiotic research and is recommended for all microbiology laboratories.
This volume is based on the workshop Modelling in Molecular Biology that tookplacein2002inSingapore. Themaingoaloftheworkshopwastopresent models/methods used in solving some fundamental problems in biosciences. The volume consists of a selection of papers presented at the workshop as well as of some other papers that are included so that the presentation of the theme of the workshop is broader and more balanced. As a matter of fact we feel that the collection of papers comprising this volume represents a wide spectrum of quite diverse ideas and trends. The paper by D. A. Beard et al. explores the common thesis that und- standingthebehaviouroflargeinteractingsystemsofmanyenzymesandre- tants underlies the modelling and simulation of whole-cell systems. Moreover, the models need to represent the basic stoichiometry, with balanced che- cal reactions and the conservation of mass, energy and charge. The authors discuss the stoichiometric and then kinetic details of approaches to modelling and simulation of biochemical systems. P. R. A. Campos et al. are concerned with models of evolution and adaptation (which is essential for precise - derstanding of molecular phylogeny). In particular, their paper is concerned with the rate of adaptation of asexual organisms(which is important because it in?uences the speed of the assumed molecular clock). It is known that for such organisms the rate of adaptation does not steadily increase with the - creasing rate of advantageous mutations, and this paper studies the mutual interference of two advantageous mutants that are each initially present in only a single organism."
The study of Hox genes is crucial not only in exploring the enigma of homeosis but also in understanding normal development at the fundamental molecular level. Hox Gene Expression starts with the amazing discovery of the homeobox twenty-three years ago and follows the exciting path thereafter of a series of breakthroughs in Genetics, Development and Evolution. It deals with homeotic genes- their evolution, structure, normal and abnormal function. Researchers and graduate students in Biology and Medicine will benefit from this integrated overview of Hox gene activities.
Goringer 's brilliant new work dedicates a chapter to each of the main types of RNA editing the very first volume to do so. All of the sections here have been written by experts in the various research areas and a specific focus is put on the correlation between RNA structure and function, as well as on the complex cellular machineries that catalyze the different editing reactions. This leads to a "state of the art" compendium of our current knowledge on RNA editing.
Fungal pathogens pose an on-going and serious threat for poikilotherms and homeotherms, and can cause a broad spectrum of diseases ranging from innocuous to life-threatening. In addition, long-term exposure to some mycotoxigenic moulds can lead to mycotoxicoses in human and animals. Given the expanding population of immune compromised hosts, the list of fungal opportunists grows longer every year. Moreover, antifungal resistance, drug-related toxicity and our limited arsenal of antifungals have exacerbated the situation. To address these problems, strategies such as the identification of novel targets, use of the structure-activity relationship in rational drug design, development of new formulations, modification of existing antifungals to combat resistance, and bioavailability enhancement are called for. For the reader's convenience, this book has been divided into three sections. The first six chapters of Section I provide a timely review of mycoses, from endemic to cosmopolitan and from generalized to specific, while both chapters of Section II focus on risks associated with mycotoxins. In closing, the two chapters of Section III describe potential antifungal leads and drug candidates based on phytochemicals and coumarin scaffold.
This two-volume work surveys the entire range of general aspects of chromosome research on plants. This first volume is divided into two sections. Section A consists of 11 chapters covering the entire range of general aspects of chromosome research in plants (including a chapter on genetic engineering in crop improvement). Section B is devoted to cytogenetics of cereals and millets (wheat, rye, barley, triticale, oats, maize, rice, pearl millet, and minor millets). More than one chapter is devoted to the same crop to give a detailed treatment of chromosome research (including molecular biology) in these crops. The second volume deals with cytogenetics of plant materials including legumes, vegetable and oil crops, sugar crops, forage crops, fibre crops, medicinal crops and ornamentals. This work will be useful both as a reference work and a teaching aid to satisfy a wide range of workers. Every chapter has been written by an expert who has been involved in chromosome research on a particular plant material for many years.
This book puts the ethics, policy and politics of stem cells into context in a way that helps readers understand why past and current issues have developed the way they have and what the implications are for their work going forward. It also addresses emerging issues as the field progresses towards clinical and industrial uses. While there is a superabundance of material on the ethics of embryo use and questions of embryonic "personhood," there is little that covers what practicing scientists and managers need to know in order to plan and execute responsible research. Furthermore, researchers funded by the NIH are required to have ethics training as a condition of the grant. As such, this book is an essential resource to all of these pre-professional students whether they plan to move into industry, government or academia.
Some of the most intriguing issues in the study of cognitive, social, emotional, and physical development arise in the debate over nature versus nurture; a debate difficult to resolve because it is difficult to separate the respective contributions of genes and environment to development. The most powerful approach to this separation is through longitudinal adoption studies. The Colorado Adoption Project (CAP) is the only longitudinal adoption study in existence examining development continuously from birth to adolescence, which makes it a unique, powerful, and tremendously valuable resource. CAP is an ongoing assessment of 245 adopted children and 245 biological control children assessed from birth to early adolescence. This book is the fourth in a series describing CAP results. This latest volume, edited by four eminent researchers in developmental psychology, builds on the large body of research already generated by investigating the role of genes and environments on early adolescent development.
Naturally occurring RNA always contains numerous biochemically altered nucleotides. They are formed by enzymatic modification of the primary transcripts during the complex RNA maturation process designated RNA modification. A large number of enzymes catalyzing the formation of these modified nucleosides or converting one canonical base into another at the posttranscriptional level have been studied for many years, but only recently have systematic and comparative studies begun. The functions of individual enzymes and/or the modified/edited nucleosides in RNA, however, have remained largely ignored. This book provides advance information on RNA modification, including the associated editing machinery, while offering the reader some perspective on the significance of such modifications in fine-tuning the structure and functions of mature RNA molecules and hence the ability to influence the efficiency and accuracy of genetic expression. Outstanding scientists who are actively working on RNA modification/editing processes have provided up-to-date information on these intriguing cellular processes that have been generated over the course of millions of years in all living organisms. Each review has been written and illustrated for a large audience of readers, not only specialists in the field, but also for advanced students or researchers who want to learn more about recent progress in RNA modification and editing.
In this state-of-the-art exploration of a hugely dynamic and fast-evolving field of research, leading researchers share their collective wisdom on the role that stem cells could play in the context of physiological stress and lung injury. The text focuses on reviewing the most relevant-and recent-ideas on using local, endogenous, and exogenous progenitor/stem cells in preventing and treating injury to the lung. The lungs are one of the most complex organs in the human body, with a mature adult lung boasting at least 40 morphologically differentiated cell lineages. Our entire blood supply passes through the lung's alveolar units during oxygenation. This interaction with the outside world, along with the intricacies of its structure, makes the lung a highly susceptible organ that is vulnerable to numerous types of injury and infection. This means that the mechanisms of lung repair are in themselves correspondingly complex. Because of their multipotentiality, as well as the fact of the lung's relatively rapid cell turnover, stem cells are thought to be an important alternative cell-base therapy in lung injury. Despite the controversial nature of stem cell research, there has been growing interest in both local and endogenous stem cells in the lung. This highly topical book with chapters on everything from using mesenchymal stem cells in lung repair to the effect of physical activity on the mobilization of stem and progenitor cells, represents an exciting body of work by outstanding investigators and will be required reading for those with an interest in the subject.
Real-time PCR (RT-PCR) technology is highly flexible and many alternative instruments and fluorescent probe systems have been developed recently. The decreased hands-on time, increased reliability, and improved quantitative accuracy of RT-PCR methods have contributed to the adoption of RT-PCR for a wide range of new applications. This essential manual presents a comprehensive guide to the most up-to-date technologies and applications, as well as providing an overview of the theory of this increasingly important technique. Renowned experts in the field describe and discuss the latest PCR platforms, fluorescent chemistries, validation software, data analysis, and internal and external controls. This timely and authoritative volume also discusses a wide range of RT-PCR applications including clinical diagnostics, biodefense, RNA expression studies, validation of array data, mutation detection, food authenticity and legislation, NASBA, molecular halotyping, and much more. Real-Time PCR: Current Technology and Applications will be an essential book for all laboratories using PCR.
The critically acclaimed laboratory standard, Methods in
Enzymology, is one of the most highly respected publications in the
field of biochemistry. Since 1955, each volume has been eagerly
awaited, frequently consulted, and praised by researchers and
reviewers alike. The series contains much material still relevant
today - truly an essential publication for researchers in all
fields of life sciences.
Transcription factors are key players in the execution of the genomic program of any given cell. Their control over complex patterns of gene expression governs essentially every step in the development, growth and differentiation of an organ- ism as well as its physiological responses to external stimuli. An Introduction to Transcription Factors, the first part of this volume, de- scribes the varied and combinatorial mechanisms involved in the two basic modes of transcriptional control, activation (the chapter by Herrera et al.) and repression (the chapter by Arnosti). Overlaying both modes is an emerging emphasis on epigenetic regulation that uses intricate patterns of chromatin modi- fication. Although many of these mechanisms have been elucidated by studying prototypical genes or transcription factors, the recently developed tools of ge- nomic biology allow us to unravel the complexity of global transcriptional pro- grams with an ever-increasing speed and accuracy (the chapter by Zacharewski and La Pres). Given the central role that transcription factors playas relays positioned be- tween the genome and the intracellular and extracellular signals to which cells must respond, it is not surprising that these regulatory proteins playa major role in pathological processes. Part 2 of this volume, Transcription Factors in Patho- physiology, introduces a selection of specific transcription factors and their families. Each of these factors has a well-established function in basic cellular mechanisms that, upon dysregulation, can cause or contribute to human disease.
The Advances in Cancer Research series provides invaluable information on the exciting and fast-moving field of cancer research. This volume presents outstanding and original reviews on a variety of topics including Central Roles of Mg2+ and MgATP2- in the Regulation of Protein Synthesis and Cell Proliferation: Significance for Neoplastic Transformation; Presence and Influence of Human Papillomaviruses (HPV) in Tonsillar Cancer; T-Cell Transformation and Oncogenesis by a2-Herpesviruses; Chaperoning Antigen Presentation by MHC Class II Molecules and Their Role in Oncogenesis; Soluble Mediators of Inflammation During Tumor Development; Classical and Non-Classical HLA Class I Antigen and NK Cell Activating Ligand Changes in Malignant Cells: Current Challenges and Future Directions.
Population and evolutionary genetics have been quickly developing ?elds of biological research over the past decades. This book compiles our current understanding of genetic processes in natural populations. In addition, the book provides the author's original ideas and concepts based on the data obtained by himself and his close coworkers. The author introduces his pioneering concept of population genetic stability, and much of thebook is concerned with the factors and conditions of such stability. Why does genetic stability matter so much? Altukhov argues that the sustainable use of natural resources, including genetic resources of popu- tions, critically depends on the maintenance of their stability. The preser- tion of well-adapted genetic characteristics from one generation to the next is essential for this stability. Traditionally, population genetics has been - cusedonevolution andthe role of evolutionary factorsinshapinggenetic structures of populations. While the idea of a population as a dynamic unit of evolution has been widely accepted, the signi?cance of genetic stability and its implications for the long-term survival of populations and species have not been fully appreciated. |
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