This book demonstrates that the systematic study of gene expression patterns in embryonic and adult brains, in combination with selected data from earlier studies, can pave the way for a new neuromorphology, the most salient features of which may be summarized as follows: (1) Causal analysis of molecular patterning at neural plate and early neural tube stages has shown that the CNS is essentially organized into transverse neural segments or neuromeres and longitudinal zones which follow the curved axis of the brain. (2) The FMUs initially represent thin neuroepithelial fields; in the course of further development they are transformed into three-dimensional radial units, extending from the ventricular surface to the meningeal surface of the brain. (3) The principal histogenetic processes, including cellular proliferation, cell migration and differentiation, essentially take place within the confines of these radial units, controlled by characteristic sets of developmental regulatory genes. (4) Although most developing neurons migrate radially and settle within their own FMU, at many locations neuroblasts leave the FMU where they were produced and migrate tangentially to other nearby or remote territories, colonizing parts of foreign FMUs. (5) Many structural complexes in the adult brain, including the cerebral and cerebellar cortices, are the products of radial and tangential intermingling of migrated cell contingents. (6) By using appropriate molecular markers, all neuron types in the adult CNS can be traced back to a specific progenitor zone within a specific FMU, and the progeny of any FMU can be traced to their final positions with the help of selective labeling approaches. (7) Early outgrowing axons form bundles, which tend to pass close to the border zones of the radial units. By means of their molecularly diversely tuned growth cones, these extending axons decide how to behave at each boundary they encounter, sometimes even reorienting at right angles. Collectively these early axonal bundles form a checkerboard-like scaffold, which accentuates the molecular regionalization of the CNS and leads to the formation of topographically ordered synaptic fields. The book covers all of these aspects in detail, providing a morphologic model (blueprint) that highlights the natural coordinates of CNS structure resulting from the conserved molecularly controlled shaping phenomena within morphogenetic fields.
This atlas – and its accompanying text - is the most comprehensive work on avian neuroanatomy available so far. It identifies more than 900 hundred structures (versus ca. 250 in previous avian atlases), 180 of them for the first time. It correlates avian and mammalian neuroanatomy on the basis of homologies and applies mammalian terms to homologous avian structures. This is the first atlas that represents the fundamental histogenetic domains of the vertebrate neuroaxis on the basis of sound fate-mapping and gene expression data. This results in a substantial increase in accuracy of delineations. Developmental molecular biologists will find it easier to extrapolate early neural tube patterns into mature structures. The modern trend to shift avian neuroanatomical nomenclature toward mammalian terminology by reference to postulated homologies has been expanded to the entire brain, but is not yet complete. This creates a new standard for comparative cross-reference, which can also be applied to reptilian-mammalian comparisons. Color photographs and matching diagrams of 65 coronal, 23 sagittal and 9 horizontal 140 micron-thick sections reacted histochemically for acetylcholinesterase (AChE). Thoroughly revised drawings. Updated view of the pallium, including the new concept of homology between the lateral pallium and the mammalian claustro-insular complex. Extensive introductory text and bibliography, presenting the background information, methodology and justification of delineations. For the first time in any species, this atlas depicts the fate-mapped natural embryonic boundaries in the postnatal brain. For the first time, we present color images of all the 6 histological stains (AChE, Nissl, TH, calbindin, calretinin and parvalbumin) on which delineations are based (accompanying Expert Consult eBook). Includes the Expert Consult eBook version, compatible with PC, Mac, and most mobile devices and eReaders, which allows readers to browse, search, and interact with content. The eBook also contains annotatable AI files of diagrams for use by researchers.
This book demonstrates that the systematic study of gene expression patterns in embryonic and adult brains, in combination with selected data from earlier studies, can pave the way for a new neuromorphology, the most salient features of which may be summarized as follows: (1) Causal analysis of molecular patterning at neural plate and early neural tube stages has shown that the CNS is essentially organized into transverse neural segments or neuromeres and longitudinal zones which follow the curved axis of the brain. (2) The FMUs initially represent thin neuroepithelial fields; in the course of further development they are transformed into three-dimensional radial units, extending from the ventricular surface to the meningeal surface of the brain. (3) The principal histogenetic processes, including cellular proliferation, cell migration and differentiation, essentially take place within the confines of these radial units, controlled by characteristic sets of developmental regulatory genes. (4) Although most developing neurons migrate radially and settle within their own FMU, at many locations neuroblasts leave the FMU where they were produced and migrate tangentially to other nearby or remote territories, colonizing parts of foreign FMUs. (5) Many structural complexes in the adult brain, including the cerebral and cerebellar cortices, are the products of radial and tangential intermingling of migrated cell contingents. (6) By using appropriate molecular markers, all neuron types in the adult CNS can be traced back to a specific progenitor zone within a specific FMU, and the progeny of any FMU can be traced to their final positions with the help of selective labeling approaches. (7) Early outgrowing axons form bundles, which tend to pass close to the border zones of the radial units. By means of their molecularly diversely tuned growth cones, these extending axons decide how to behave at each boundary they encounter, sometimes even reorienting at right angles. Collectively these early axonal bundles form a checkerboard-like scaffold, which accentuates the molecular regionalization of the CNS and leads to the formation of topographically ordered synaptic fields. The book covers all of these aspects in detail, providing a morphologic model (blueprint) that highlights the natural coordinates of CNS structure resulting from the conserved molecularly controlled shaping phenomena within morphogenetic fields.
FILOSOFÍA PARA POLICÍAS Todos los y las policías del mundo, deben tener un mínimo de conocimiento no sólo jurídico, político y criminal. La filosofía es una oportunidad para conocer desde una perspectiva más humanista el trabajo policial. En este contexto, encontramos la ética policial, la filosofía de la mente y las mentes criminales, entre otras ramas del conocimiento filosófico. Conforme nos conozcamos a nosotros mismos, nos volvemos más conscientes de nuestros objetivos en nuestra vida, más responsables y comprometidos con nuestro trabajo como defensores de los Derechos Humanos y Estados de Derecho Democráticos. En este libro, encontrarás algunas de las premisas más importantes de la filosofía y su aplicación en el trabajo policial, como podría ser: El darnos cuenta de nuestras potencialidades como seres humanos, el uso eficiente de nuestra inteligencia, racionalidad, voluntad, intuición y tendencias a la superación personal. Conforme te introduces en el mundo de la filosofía, te irás sintiendo más humano, más inquieto por el conocimiento, más seguro de ti mismo, de tus objetivos de vida y lo más importante, te irás convirtiendo, cada vez más, en un oficial de la policía responsable, profesional y con alta calidad humana.
EL BIEN COMÚN EN LA POLICÍA, LA JUSTICIA Y LA GOBERNABILIDAD: UNA APROXIMACIÓN DESDE EL PENSAMIENTO DE SANTO TOMAS DE AQUINO. El bien común en las policías, la acción de la justicia y la gobernabilidad, es una constante que se debe tener magnificada siempre, pues el bien común, es una forma de hacerle justicia a la propia humanidad. Dignificar su vida, su persona y la interacción con el mundo socio-cultural de cada uno de los seres humanos que hacemos posible la humanidad, es la columna central de la aplicación del bien común. En este libro, abordo el bien común desde una perspectiva del Santo Padre Tomás de Aquino. Rescato algunas premisas importantes del bien común tomista, y las trato de aplicar a la realidad jurídico-política de México. Sin embargo, dichas premisas, son pragmáticas, en su generalidad, a toda la humanidad. Con la lectura de este libro, estoy seguro que estaremos de acuerdo que la aplicación del bien común en la función pública, nos permitirá entendernos mejor como seres humanos que sienten, piensan y buscan su felicidad.
Thank you for visiting our website. Would you like to provide feedback on how we could improve your experience?
This site does not use any third party cookies with one exception — it uses cookies from Google to deliver its services and to analyze traffic.Learn More.