Nutrition in Brain Development and Aging: Role of Essential Fatty
... Ricardo Uauy, MD, PhD, and Alan D. Dangour, PhD The essential fatty acids (EFAs), particularly the n-3 long-chain polyunsaturated fatty acids (LCPs), are important for brain development during both the fetal and postnatal period. They are also increasingly seen to be of value in limiting the cogniti ...
... Ricardo Uauy, MD, PhD, and Alan D. Dangour, PhD The essential fatty acids (EFAs), particularly the n-3 long-chain polyunsaturated fatty acids (LCPs), are important for brain development during both the fetal and postnatal period. They are also increasingly seen to be of value in limiting the cogniti ...
A computational account for the ontogeny of mirror neurons via
... In the early 1990s, mirror neurons were discovered in the ventral premotor cortex of the macaque monkey (Di Pellegrino et al., 1992). These neurons fired both when the monkeys grabbed an object and when they watched another primate grab that same object. Mirror neuron-like activity has been observed ...
... In the early 1990s, mirror neurons were discovered in the ventral premotor cortex of the macaque monkey (Di Pellegrino et al., 1992). These neurons fired both when the monkeys grabbed an object and when they watched another primate grab that same object. Mirror neuron-like activity has been observed ...
prenatal formation of cortical input and development of
... layer 5 neurons have had ample time to migrate to the cortex and to elaborate efferent axons that reach the nearby neostriaturn. Our findings are also in general agreement with the timing of development of efferent subcortical connections from the primary visual cortex in the same species (Shatz and ...
... layer 5 neurons have had ample time to migrate to the cortex and to elaborate efferent axons that reach the nearby neostriaturn. Our findings are also in general agreement with the timing of development of efferent subcortical connections from the primary visual cortex in the same species (Shatz and ...
Neural Correlates for Perception of 3D Surface Orientation from
... and spread throughout the cell as the worm moved. In contrast, mitochondria in anc1(e1873) animals were spherically shaped, often clustered together, and were pushed around within the cytoplasm as the animal moved (Fig. 4B). Mitochondria were not shaped or positioned properly in an unc-60(r398) muta ...
... and spread throughout the cell as the worm moved. In contrast, mitochondria in anc1(e1873) animals were spherically shaped, often clustered together, and were pushed around within the cytoplasm as the animal moved (Fig. 4B). Mitochondria were not shaped or positioned properly in an unc-60(r398) muta ...
Molecular events linking cholesterol to Alzheimer`s disease and
... up to twelve other pathological markers also seen in human AD brains [20-25]. The rabbit model also simultaneously exhibits human-like sIBM pathological features [26]. In the present study, we took advantage of this dual rabbit model, aimed to identify genes that changed their expression levels duri ...
... up to twelve other pathological markers also seen in human AD brains [20-25]. The rabbit model also simultaneously exhibits human-like sIBM pathological features [26]. In the present study, we took advantage of this dual rabbit model, aimed to identify genes that changed their expression levels duri ...
Frontal Eye Fields - Psychological Sciences
... [8]. It is also crucial to note that the neural signals occurring in FEF coincide with identical signals occurring in a network of interconnected structures including the superior colliculus and posterior parietal cortex. In macaque monkeys trained to shift gaze to the oddball target in visual searc ...
... [8]. It is also crucial to note that the neural signals occurring in FEF coincide with identical signals occurring in a network of interconnected structures including the superior colliculus and posterior parietal cortex. In macaque monkeys trained to shift gaze to the oddball target in visual searc ...
Summary
... that the return of oogenesis occurs in parallel to the progress of the reconstruction of the neurosecretory system of the regenerating brains. In our preliminary study we showed that the amputation of the first six head segments of D. veneta resulted in a temporary inhibition of cocoon production, w ...
... that the return of oogenesis occurs in parallel to the progress of the reconstruction of the neurosecretory system of the regenerating brains. In our preliminary study we showed that the amputation of the first six head segments of D. veneta resulted in a temporary inhibition of cocoon production, w ...
Cartesian spatial coordinates Computing reaching dynamics in
... more recent study that systematically investigated the entire workspace, coexisting multiple reference frames were reported, including joint-angle and shoulder-based coordinates as well as extrinsic coordinates (Wu and Hatsopoulos 2006). Other studies have reported that neuronal activities correlate ...
... more recent study that systematically investigated the entire workspace, coexisting multiple reference frames were reported, including joint-angle and shoulder-based coordinates as well as extrinsic coordinates (Wu and Hatsopoulos 2006). Other studies have reported that neuronal activities correlate ...
phys chapter 51 [3-20
... Concerned with recognizing letters, reading, determining texture of surfaces, determining detailed color of objects, and deciphering what object is and what it means Neuronal Patterns of Stimulation During Analysis of Visual Image Areas of max excitation occur along sharp borders of visual pattern ...
... Concerned with recognizing letters, reading, determining texture of surfaces, determining detailed color of objects, and deciphering what object is and what it means Neuronal Patterns of Stimulation During Analysis of Visual Image Areas of max excitation occur along sharp borders of visual pattern ...
Dissociation of Mnemonic Coding and Other Functional Neuronal
... its hands and legs and to put pieces of food into its mouth, after which also chewing and licking could be observed. If the neuron responded to more than one type of sensory stimulation it was classified as polysensory. If the neuron did not respond to any of the afore mentioned stimuli it was class ...
... its hands and legs and to put pieces of food into its mouth, after which also chewing and licking could be observed. If the neuron responded to more than one type of sensory stimulation it was classified as polysensory. If the neuron did not respond to any of the afore mentioned stimuli it was class ...
State of the art
... by releasing chemical mediators—eg, catecholamines that increase heart rate and blood pressure—that help us cope with the situation; on the other hand, chronic elevation of these same mediators—eg, chronically increased heart rate and blood pressure—produce chronic wear and tear on the cardiovascula ...
... by releasing chemical mediators—eg, catecholamines that increase heart rate and blood pressure—that help us cope with the situation; on the other hand, chronic elevation of these same mediators—eg, chronically increased heart rate and blood pressure—produce chronic wear and tear on the cardiovascula ...
Vasopressin Receptors of the Vasopressor (V,)
... These data suggest that the nucleus of the solitary tract probably contains a subpopulation of cardiovascular-related neurons whose bioelectrical activity may be affected by exogenous vasopressin. In the present study, using electrophysiological recordings from brain-stem slices, we show that vasopr ...
... These data suggest that the nucleus of the solitary tract probably contains a subpopulation of cardiovascular-related neurons whose bioelectrical activity may be affected by exogenous vasopressin. In the present study, using electrophysiological recordings from brain-stem slices, we show that vasopr ...
A neurocomputational model of the mammalian fear
... their functions [37]. It is a particularly interesting case study because of how well linked it is to learning and memory; fearful experiences have a strong effect on an animal’s future behaviour [37]. This link provides a potential avenue of investigation into how low-level reward and punishment sys ...
... their functions [37]. It is a particularly interesting case study because of how well linked it is to learning and memory; fearful experiences have a strong effect on an animal’s future behaviour [37]. This link provides a potential avenue of investigation into how low-level reward and punishment sys ...
“Black” Responses Dominate Macaque Primary Visual Cortex
... difference between the estimated unit distance between lesion sites and the physical unit distance between two parallel electrodes (which was relatively constant across layers, see Fig. 2 A) was ⬍5% of the average unit distance from the two measures. Therefore, factors such as the shrinkage of the b ...
... difference between the estimated unit distance between lesion sites and the physical unit distance between two parallel electrodes (which was relatively constant across layers, see Fig. 2 A) was ⬍5% of the average unit distance from the two measures. Therefore, factors such as the shrinkage of the b ...
Proc. Natl. Acad. Sci. USA
... correlated responses before the lesion (11 cells) was larger than that after the lesion for set A (5 cells) or set B (1 cell), and the percentages of the correlated cells were statistically significantly different (x2 5 7.06, P , 0.05). The frequency distributions of PI after the lesion (Fig. 4B) al ...
... correlated responses before the lesion (11 cells) was larger than that after the lesion for set A (5 cells) or set B (1 cell), and the percentages of the correlated cells were statistically significantly different (x2 5 7.06, P , 0.05). The frequency distributions of PI after the lesion (Fig. 4B) al ...
A Cellular Structure for Online Routing of Digital Spiking Neuron
... that nature has accomplished the equivalent to this through billions of years of evolution, employing huge number of processing elements, optimizing each and every system and process from scratch. The only ray of hope is to adopt the right combination of natural processes and imitate this subset of ...
... that nature has accomplished the equivalent to this through billions of years of evolution, employing huge number of processing elements, optimizing each and every system and process from scratch. The only ray of hope is to adopt the right combination of natural processes and imitate this subset of ...
Structural changes that occur during normal aging of primate
... analysis system, Terry et al. [11] concluded that with age neuronal density is not changed, and suggested that some of the earlier reports of large losses of neurons with age might have been due to the inclusion of individuals with early stages of Alzheimer’s disease among the brains that were assum ...
... analysis system, Terry et al. [11] concluded that with age neuronal density is not changed, and suggested that some of the earlier reports of large losses of neurons with age might have been due to the inclusion of individuals with early stages of Alzheimer’s disease among the brains that were assum ...
Viewpoint Synaptic Connectivity and Neuronal Morphology: Two
... Although this estimate works well for the global cortical network as a whole (see Appendix), it fails completely for a network of neurons within the cortical column. Initially, I compare theoretical predictions with data from mouse neocortex because of their relatively high quality, leaving interspe ...
... Although this estimate works well for the global cortical network as a whole (see Appendix), it fails completely for a network of neurons within the cortical column. Initially, I compare theoretical predictions with data from mouse neocortex because of their relatively high quality, leaving interspe ...
Three key sequences HDEV
... the response to pain has become more specific. An older the entire length of the embryo. The brain develops more child or adult is also likely to withdraw the finger, but less rapidly than the spinal cord. Arm buds form before leg likely to wail (sometimes) and show general distress. buds. Most newb ...
... the response to pain has become more specific. An older the entire length of the embryo. The brain develops more child or adult is also likely to withdraw the finger, but less rapidly than the spinal cord. Arm buds form before leg likely to wail (sometimes) and show general distress. buds. Most newb ...
Brainstem: neural networks vital for life
... cells at once, complexities arise in both analysis and interpretation that require sophisticated computational programmes (Nuding et al. 2009; Smith et al. 2009). In addition, several new preparations have been devised in which one can make use of these techniques, including slices, isolated brainst ...
... cells at once, complexities arise in both analysis and interpretation that require sophisticated computational programmes (Nuding et al. 2009; Smith et al. 2009). In addition, several new preparations have been devised in which one can make use of these techniques, including slices, isolated brainst ...
PSYC 2301 Chapter 3
... our sensory organs (such as in the eyes, ears, nose, mouth, skin and other tissues) and the nervous system receive and detect stimuli ...
... our sensory organs (such as in the eyes, ears, nose, mouth, skin and other tissues) and the nervous system receive and detect stimuli ...