Presynaptic Terminals

Presynaptic Terminals PDF Author: Sumiko Mochida
Publisher: Springer
ISBN: 4431551662
Category : Medical
Languages : en
Pages : 368

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Book Description
This book brings together leading international experts to discuss recent advances in functional studies on key proteins and protein complexes involved in each synaptic vesicle phase. These include proteins that control the final step of neurotransmitter release, in response to a neural signal, and the first step of vesicle endocytosis, which helps maintain stable neurotransmitter release in response to unceasing neural signals arriving at presynaptic terminals. Neural networks transmit input and output signals of action potentials using chemical synapses. The strength of the signal from one to another neuron can be tuned by the neural signal itself as it induces Ca2+ entry and by other neurons’ signals that modify Ca2+ entry through voltage-gated Ca2+ channels at the active zone, where chemical neurotransmitters are released from synaptic vesicles via exocytosis. Synaptic vesicles are docked and primed at the active zone prior to exocytosis and are endocytosed after exocytosis for reuse at a small presynaptic terminal. Recycled vesicles are refilled with transmitters and stored for a future round of exocytosis. Thus, synaptic vesicles in presynaptic terminals go through various phases. Each vesicle phase is well orchestrated by numerous proteins and advance step-by-step with neural activities. The fine regulations of synaptic vesicle phases by numerous proteins is an exciting subject, and systematic, well-organized explanations in this book will help the reader easily learn about complicated molecular mechanisms in presynaptic terminals.

Presynaptic Terminals

Presynaptic Terminals PDF Author: Sumiko Mochida
Publisher: Springer
ISBN: 4431551662
Category : Medical
Languages : en
Pages : 368

Get Book Here

Book Description
This book brings together leading international experts to discuss recent advances in functional studies on key proteins and protein complexes involved in each synaptic vesicle phase. These include proteins that control the final step of neurotransmitter release, in response to a neural signal, and the first step of vesicle endocytosis, which helps maintain stable neurotransmitter release in response to unceasing neural signals arriving at presynaptic terminals. Neural networks transmit input and output signals of action potentials using chemical synapses. The strength of the signal from one to another neuron can be tuned by the neural signal itself as it induces Ca2+ entry and by other neurons’ signals that modify Ca2+ entry through voltage-gated Ca2+ channels at the active zone, where chemical neurotransmitters are released from synaptic vesicles via exocytosis. Synaptic vesicles are docked and primed at the active zone prior to exocytosis and are endocytosed after exocytosis for reuse at a small presynaptic terminal. Recycled vesicles are refilled with transmitters and stored for a future round of exocytosis. Thus, synaptic vesicles in presynaptic terminals go through various phases. Each vesicle phase is well orchestrated by numerous proteins and advance step-by-step with neural activities. The fine regulations of synaptic vesicle phases by numerous proteins is an exciting subject, and systematic, well-organized explanations in this book will help the reader easily learn about complicated molecular mechanisms in presynaptic terminals.

Neurotransmitter Release

Neurotransmitter Release PDF Author: Hugo J. Bellen
Publisher: Oxford University Press, USA
ISBN:
Category : Medical
Languages : en
Pages : 466

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Book Description
This book provides the reader with background information on neurotransmitter release. Emphasis is placed on the rationale by which proteins are assigned specific functions rather than just providing facts about function.

The Circuitry of the Human Spinal Cord

The Circuitry of the Human Spinal Cord PDF Author: Emmanuel Pierrot-Deseilligny
Publisher: Cambridge University Press
ISBN: 9781139445641
Category : Medical
Languages : en
Pages : 676

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Book Description
Studies of human movement have proliferated in recent years, and there have been many studies of spinal pathways in humans, their role in movement, and their dysfunction in neurological disorders. This comprehensive reference surveys the literature related to the control of spinal cord circuits in human subjects, showing how they can be studied, their role in normal movement, and how they malfunction in disease states. Chapters are highly illustrated and consistently organised, reviewing, for each pathway, the experimental background, methodology, organisation and control, role during motor tasks, and changes in patients with CNS lesions. Each chapter concludes with a helpful resume that can be used independently of the main text to provide practical guidance for clinical studies. This will be essential reading for research workers and clinicians involved in the study, treatment and rehabilitation of movement disorders.

Jasper's Basic Mechanisms of the Epilepsies

Jasper's Basic Mechanisms of the Epilepsies PDF Author: Jeffrey Noebels
Publisher: OUP USA
ISBN: 0199746540
Category : Medical
Languages : en
Pages : 1258

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Book Description
Jasper's Basic Mechanisms, Fourth Edition, is the newest most ambitious and now clinically relevant publishing project to build on the four-decade legacy of the Jasper's series. In keeping with the original goal of searching for "a better understanding of the epilepsies and rational methods of prevention and treatment.", the book represents an encyclopedic compendium neurobiological mechanisms of seizures, epileptogenesis, epilepsy genetics and comordid conditions. Of practical importance to the clinician, and new to this edition are disease mechanisms of genetic epilepsies and therapeutic approaches, ranging from novel antiepileptic drug targets to cell and gene therapies.

Pharmacology of Neurotransmitter Release

Pharmacology of Neurotransmitter Release PDF Author: Thomas C. Südhof
Publisher: Springer Science & Business Media
ISBN: 3540748059
Category : Medical
Languages : en
Pages : 582

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Book Description
It has been known for half a century that neurotransmitters are released in preformed quanta, that the quanta represent transmitter-storing vesicles, and that release occurs by exocytosis. The focus of this book is twofold. In the first part, the molecular events of exocytosis are analysed. In the second part of the book, the presynaptic receptors for endogenous chemical signals are presented that make neurotransmitter release a highly regulated process.

Functional Ultrastructure

Functional Ultrastructure PDF Author: Margit Pavelka
Publisher: Springer Science & Business Media
ISBN: 3211993908
Category : Science
Languages : en
Pages : 366

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Book Description
The period between 1950 and 1980 were the golden unique insights into how pathological processes affect years of transmission electron microscopy and produced cell organization. a plethora of new information on the structure of cells This information is vital to current work in which that was coupled to and followed by biochemical and the emphasis is on integrating approaches from functional studies. TEM was king and each micrograph proteomics, molecular biology, genetics, genomics, of a new object produced new information that led to molecular imaging and physiology and pathology to novel insights on cell and tissue organization and their understand cell functions and derangements in disease. functions. The quality of data represented by the images In this current era, there is a growing tendency to of cell and tissues had been perfected to a very high level substitut e modern light microscopic techniques for by the great microscopists of that era including Palade, electron microscopy, because it is less technically Porter, Fawcett, Sjostrand, Rhodin and many others. At demanding and is more readily available to researchers- present, the images that we see in leading journals for This atlas reminds us that the information obtained by the most part do not reach the same technical level and electron microscopy is invaluable and has no substitute.

Molecular Nanomachines of the Presynaptic Terminal

Molecular Nanomachines of the Presynaptic Terminal PDF Author: Silvio O. Rizzoli
Publisher: Frontiers Media SA
ISBN: 2889199983
Category : Neurosciences. Biological psychiatry. Neuropsychiatry
Languages : en
Pages : 114

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Book Description
Synaptic transmission is the basis of neuronal communication and is thus the most important element in brain functions, ranging from sensory input to information processing. Changes in synaptic transmission can result in the formation or dissolution of memories, and can equally lead to neurological and psychiatric disorders. The proteins composing the synapse, and their respective functions, are getting increasingly known. One aspect that has become evident in the last years is that most synaptic functions are performed not by single proteins, but by highly organized multi-protein machineries, which interact dynamically to provide responses optimally suited to the needs of the neuronal network. To decipher synaptic and neuronal function, it is essential to understand the organisational, morphological and functional aspects of the molecular nanomachines that operate at the synapse. We discuss these aspects in 11 different chapters, focusing on the structure and function of the active zone, on the functional anatomy of the synaptic vesicle, and on some of the best known soluble protein complexes from the synapse, including those involved in endocytosis and vesicle recycling.

Control of Presynaptic Function by Axonal Dynamics

Control of Presynaptic Function by Axonal Dynamics PDF Author: Shin-ya Kawaguchi
Publisher: Frontiers Media SA
ISBN: 2889634116
Category :
Languages : en
Pages : 125

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Book Description


The Physiology of Synapses

The Physiology of Synapses PDF Author: John Carew Eccles
Publisher: Academic Press
ISBN: 1483226069
Category : Medical
Languages : en
Pages : 329

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Book Description
The Physiology of Synapses covers the considerable advances in understanding the complex physiology of synapses. This book is divided into 16 chapters that emphasize the mechanism of synaptic transmission. The first chapters describe the structural and physiological features of chemically transmitting synapses. The subsequent chapters deal with the excitatory postsynaptic responses to presynaptic impulse and the release of transmitter by presynaptic impulses. These topics are followed by discussions of the impulse generation by the excitatory postsynaptic potential; the postsynaptic electrical events produced by chemically transmitting inhibitory synapses; the ionic mechanism generating the inhibitory postsynaptic potential. The last chapters consider the mechanism of inhibitory transmitter substances, pathways responsible for postsynaptic inhibitory action, and the trophic and plastic properties of synapses. This book will prove useful to physiologists, neurologists, and researchers.

Neurobiology of Brain Disorders

Neurobiology of Brain Disorders PDF Author: Michael J. Zigmond
Publisher: Elsevier
ISBN: 0123982804
Category : Science
Languages : en
Pages : 823

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Book Description
Neurobiology of Brain Disorders is the first book directed primarily at basic scientists to offer a comprehensive overview of neurological and neuropsychiatric disease. This book links basic, translational, and clinical research, covering the genetic, developmental, molecular, and cellular mechanisms underlying all major categories of brain disorders. It offers students, postdoctoral fellows, and researchers in the diverse fields of neuroscience, neurobiology, neurology, and psychiatry the tools they need to obtain a basic background in the major neurological and psychiatric diseases, and to discern connections between basic research and these relevant clinical conditions. This book addresses developmental, autoimmune, central, and peripheral neurodegeneration; infectious diseases; and diseases of higher function. The final chapters deal with broader issues, including some of the ethical concerns raised by neuroscience and a discussion of health disparities. Included in each chapter is coverage of the clinical condition, diagnosis, treatment, underlying mechanisms, relevant basic and translational research, and key unanswered questions. Written and edited by a diverse team of international experts, Neurobiology of Brain Disorders is essential reading for anyone wishing to explore the basic science underlying neurological and neuropsychiatric diseases. - Links basic, translational, and clinical research on disorders of the nervous system, creating a format for study that will accelerate disease prevention and treatment - Covers a vast array of neurological disorders, including ADHD, Down syndrome, autism, muscular dystrophy, diabetes, TBI, Parkinson, Huntington, Alzheimer, OCD, PTSD, schizophrenia, depression, and pain - Illustrated in full color - Each chapter provides in-text summary points, special feature boxes, and research questions - Provides an up-to-date synthesis of primary source material