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Books > Science & Mathematics > Biology, life sciences > Life sciences: general issues
The brains of males and females, men and women, are different, that
is a fact. What is debated is how different and how important are
those differences. Sex differences in the brain are determined by
genetics, hormones, and experience, which in humans includes
culture, society, and parental and peer expectations. The
importance of nonbiological variables to sex differences in humans
is paramount, making it difficult if not impossible to parse out
those contributions that are truly biological. The study of animals
provides us the opportunity to understand the magnitude and scope
of biologically based sex differences in the brain, and
understanding the cellular mechanisms provides us insight into
novel sources of brain plasticity. Many sex differences are
established during a developmental sensitive window by differences
in the hormonal milieu of males versus females. The neonatal testis
produces large amounts of testosterone which gains access to the
brain and is further metabolized into active androgens and
estrogens which modify brain development. Major parameters that are
influenced by hormones include neurogenesis, cell death,
neurochemical phenotype, axonal and dendritic growth, and
synaptogenesis. Variance in these parameters results in sex
differences in the size of particular brain regions, the
projections between brain regions, and the number and type of
synapses within particular brain regions. The cellular mechanisms
are both region and endpoint specific and invoke many surprising
systems such as prostaglandins, endocannabinoids, and cell death
proteins. Epigenetic modifications to the genome both establish and
maintain sex differences in the brain and behavior. By
understanding when, why, and how sex differences in the brain are
established, we may also learn the source of strong gender biases
in the relative risk and severity of numerous neurological diseases
and disorders of mental health. Boys are much more likely to be
diagnosed with autism spectrum or attention and hyperactivity
disorders, as well as speech and language deficits, compared to
girls. By contrast, women are more likely to suffer from affective
disorders, such as depression, anxiety, compulsion, and eating
disorders and more likely to experience autoimmune and
neurodegenerative disorders. Schizophrenia with an early onset is
more common in males but a late-onset version is markedly more
frequent in females. Male biased disorders have origins in
development while female biased disorders are almost exclusively
post-puberty. This remarkable shift in disease risk demands our
attention. Novel insights into the biological origins of disease
are also gained by comparing and contrasting the same processes in
different sexes.
The Oxford Handbook of Metamemory investigates the human ability to
evaluate and control learning and information retrieval processes.
Each chapter in this authoritative guide highlights a different
facet of metamemory research, including classical metamemory
judgments; applications of metamemory research to the classroom and
courtroom; and cutting-edge perspectives on continuing debates and
theory. Chapters also provide broad historical overviews of each
research area and discussions of promising directions for future
research. The breadth and depth of coverage on offer in this
Handbook make it ideal for seminars on metamemory or metacognition.
It would also be a valuable supplement for advanced courses on
cognitive psychology, of use especially to graduate students and
more seasoned researchers who are interested in exploring
metamemory for the first time.
This title includes a number of Open Access chapters. This
collection presents a broad selection of recent research on
analytical chemistry, including methods of determination and
analysis as applied to plants, pharmaceuticals, foods, proteins,
and more. Analytical chemistry is the study of what chemicals are
present and in what amount in natural and artificial materials.
Because these understandings are fundamental in just about every
chemical inquiry, analytical chemistry is used to obtain
information, ensure safety, and solve problems in many different
chemical areas, and is essential in both theoretical and applied
chemistry. Analytical chemistry is driven by new and improved
instrumentation.
In The Mind within the Brain, David Redish brings together cutting
edge research in psychology, robotics, economics, neuroscience, and
the new fields of neuroeconomics and computational psychiatry, to
offer a unified theory of human decision-making. Most importantly,
Redish shows how vulnerabilities, or "failure-modes," in the
decision-making system can lead to serious dysfunctions, such as
irrational behavior, addictions, problem gambling, and PTSD. Told
with verve and humor in an easily readable style, Redish makes
these difficult concepts understandable. Ranging widely from the
surprising roles of emotion, habit, and narrative in
decision-making, to the larger philosophical questions of how mind
and brain are related, what makes us human, the nature of morality,
free will, and the conundrum of robotics and consciousness, The
Mind within the Brain offers fresh insight into one of the most
complex aspects of human behavior.
This is the first volume to provide a detailed introduction to some
of the main areas of research and practice in the interdisciplinary
field of art and neuroscience. With contributions from
neuroscientists, theatre scholars and artists from seven countries,
it offers a rich and rigorous array of perspectives as a
springboard to further exploration. Divided into four parts, each
prefaced by an expert editorial introduction, it examines: *
Theatre as a space of relationships: a neurocognitive perspective *
The spectator's performative experience and 'embodied theatrology'
* The complexity of theatre and human cognition * Interdisciplinary
perspectives on applied performance Each part includes
contributions from international pioneers of interdisciplinarity in
theatre scholarship, and from neuroscientists of world-renown
researching the physiology of action, the mirror neuron mechanism,
action perception, space perception, empathy and intersubjectivity.
While illustrating the remarkable growth of interest in the
performing arts for cognitive neuroscience, this volume also
reveals the extraordinary richness of exchange and debate born out
of different approaches to the topics.
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Human Caspases and Neuronal Apoptosis in Neurodegenerative Diseases
elucidates elaborately the role of caspase enzymes implicated in
the initiation of molecular events leading to neuronal apoptosis in
the neurodegenerative disease. The book starts with introduction to
neuropathology, neurogenetics, and epidemiology of
neurodegenerative disease and illustrates the involvement of human
caspases, neuronal apoptosis, apoptotic pathways, genetic
polymorphisms, and several other factors and underlying mechanisms
in the pathology of Alzheimer's disease, Parkinson's disease, and
Huntington's disease. An important focus in all chapters is the
intricate mechanisms and interplay that occur during or leading to
neuron death in neurodegenerative diseases, along with disease
pathobiology.
Regular physical exercise is associated with substantial health
benefits. Recent evidence not only holds for cardiovascular effects
promoting "physical health," but also for the central nervous
system believed to promote "brain health." Moderate physical
exercise has been found to improve learning, memory, and
attentional processing, with recent research indicating that
neuroprotective mechanisms and associated plasticity in brain
structure and function also benefit. Physical exercise is also
known to induce a range of acute or sustained psychophysiological
effects, among these mood elevation, stress reduction, anxiolysis,
and hypoalgesia. Today, modern functional neuroimaging techniques
afford direct measurement of the acute and chronic relation of
physical exercise on the human brain, as well as the correlation of
the derived physiological in vivo signals with behavioral outcomes
recorded during and after exercise. A wide range of imaging
techniques have been applied to human exercise research, ranging
from electroencephalography (EEG), magnetoencephalography (MEG),
near infrared spectroscopy (NIRS), magnetic resonance imaging (MRI)
to positron emission tomography (PET). All of these imaging methods
provide distinct information, and they differ considerably in terms
of spatial and temporal resolution, availability, cost, and
associated risks. However, from a "multimodal imaging" perspective,
neuroimaging provides an unprecedented potential to unravel the
neurobiology of human exercise, covering a wide spectrum ranging
from structural plasticity in gray and white matter, network
dynamics, global and regional perfusion, evoked neuronal responses
to the quantification of neurotransmitter release. The aim of this
book is to provide the current state of the human neuroimaging
literature in the emerging field of the neurobiological exercise
sciences and to outline future applications and directions of
research.
Why a text on neuroscience and Christian formation? Simply put, we
need one that represents the range of possible intersections for
today and into the future. In recent years, neuroscience's various
fields of study have influenced our understanding of theperson,
memory, learning, development, communal interaction, and the
practice of education. The book serves as an introductory textbook
for Christian education/formation professors to use in Christian
education or Christian formation courses at the College or Seminary
level. The book is designed to provide an overview of how current
research in neuroscience is impacting how we view Christian
education and formation with particular attention given to faith
formation, teaching, development, and worship The first four
chapters discuss how neuroscience broadly influences Christian
education and formation. Chapters five through eight explore how
neuroscience informs specific formational practices, from personal
meditation, to intercultural encounter, to congregational formation
and worship. The last four chapters explore various aspects of
neuroscience along developmental lines, The book also moves from
conceptual overviews to more empirical studies late in the text.
Each chapter of this book canalso be read and discussed
individually. Each author has provided both discussion topics,
suggestions for future reading within neuroscience, and discussion
questions at the end of the chapter.
Volume 37 will provide details on the major chemical constituents
of medicinal plants and their mechanism of action as the anticancer
compounds. This special issue, in addition to the previous volume
(volume 36 of The Enzyme series was on Natural Products and Cancer
Signaling Targets: Isoprenoids, Polyphenols and Flavonoids), will
highlight the significant advance made in the field in elucidating
mechanisms of anticancer effect of the major phytochemicals.
The series Advances in Stem Cell Biology is a timely and expansive
collection of comprehensive information and new discoveries in the
field of stem cell biology. iPSCs for Modeling Central Nervous
System Disorders, Volume 6 addresses how induced pluripotent stem
cells can be used to model various CNS disorders. Somatic cells can
be reprogrammed into Induced pluripotent stem cells by the
expression of specific transcription factors. These cells are
transforming biomedical research in the last 15 years. The volume
teaches readers about current advances in the field. This book
describes the use of induced pluripotent stem cells to model
several CNS diseases in vitro, enabling us to study the cellular
and molecular mechanisms involved in different CNS pathologies.
Further insights into these mechanisms will have important
implications for our understanding of CNS disease appearance,
development, and progression. In recent years, remarkable progress
has been made in the obtention of induced pluripotent stem cells
and their differentiation into several cell types, tissues and
organs using state-of-art techniques. These advantages facilitated
identification of key targets and definition of the molecular basis
of several CNS disorders. This volume will cover what we know so
far about the use of iPSCs to model different CNS disorders, such
as: Alzheimer's disease, Autism, Amyotrophic Lateral Sclerosis,
Schizophrenia, Fragile X Syndrome, Spinal Muscular Atrophy, Rett
Syndrome, Angelman syndrome, Parkinson`s Disease, Leber Hereditary
Optic Neuropathy, Anorexia Nervosa, and more. The volume is written
for researchers and scientists interested in stem cell therapy,
cell biology, regenerative medicine, and neuroscience; and is
contributed by world-renowned authors in the field.
Information molecules, such as Cortico-Releasing Factor (CRF), are
ancient and widely distributed across diverse organs, playing
various regulatory roles. CRF has been associated with a range of
human conditions, including fear and anxiety, social contact, and
most recently, addiction - in particular the euphoric feelings
associated with alcohol consumption. Since its original discovery,
research has unearthed that the role of this molecule is much
broader than first thought. The scientific community now knows that
CRF is a dynamic and diversely widespread peptide hormone that
plays many roles and has many functions, in addition to its role as
a releasing factor in the brain. This book explores the role of
CRF, examining the relationship between location and function. It
considers recurrent features that are linked to CRF - movement and
change. CRF expression in regions of the brain is tied to paying
attention to novel events and invoking movement in response to
those events. Indeed, CRF provokes simple organized rhythmic
behavior and can be mobilized under diverse conditions, including
adversity. Examining the evolutionary origins of CRH, its neural
functions, and its role in a variety of human characteristics and
social behaviors, this book provides unique insights into CRF, and
will be of interest to students and researchers in Neuroscience,
Psychology, and Biology.
Remodeling Forensic Skeletal Age: Modern Applications and New
Research Directions presents a comprehensive understanding of the
analytical frameworks and conceptual approaches surrounding
forensic age estimation and the current state of the field. The
book also includes a series of recommendations of best practice
through chapter-examples that offer theory and guidance for data
acquisition, technique and/or model development, and the assessment
of impact of the adopted approaches. Written by leading,
international experts, the book's contributors provide an
introduction, conceptual understanding and taxonomy of statistical
frameworks and computational approaches, including the Bayesian
paradigm and machine learning techniques for age estimation.
The Himalayan Region is a mega hot spot for biological diversity.
It supports over 1,748 plants species of known medicinal value.
This title focuses on origin and distribution of Himalayan herbs,
their medicinal potential, industrial significance, and research
advancements pertaining to molecular breeding and omics-based
approaches.
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