Coordinated Interaction between Hippocampal Sharp
... cingulate cortex (ACC) has been shown to be crucial for expression and likely storage of long-term memory. However, little is known about how ACC activity is influenced by hippocampal ripple activity during sleep. We report here about coordinated interactions between hippocampal ripple activity and ...
... cingulate cortex (ACC) has been shown to be crucial for expression and likely storage of long-term memory. However, little is known about how ACC activity is influenced by hippocampal ripple activity during sleep. We report here about coordinated interactions between hippocampal ripple activity and ...
Integration of Perspective and Disparity Cues in Surface
... surgery, extracellular single-unit recordings were carried out in the lateral bank of the intraparietal sulcus using tungsten microelectrodes. Since the recording chamber was implanted stereotaxically, the penetration track of the electrode could be accurately superimposed on the stereotaxic MRI bra ...
... surgery, extracellular single-unit recordings were carried out in the lateral bank of the intraparietal sulcus using tungsten microelectrodes. Since the recording chamber was implanted stereotaxically, the penetration track of the electrode could be accurately superimposed on the stereotaxic MRI bra ...
Hypothalamic Regulation of Sleep
... a neurotoxin by conjugating the ribosomal inactivating protein, saporin (Stirpe et al. 1992), to the hypocretin/ orexin receptor binding ligand, hypocretin-2/orexin-B. The hypocretin-containing neurons have been shown to have an autoreceptor (Horvath et al. 1999a), and we reasoned that the neurotoxi ...
... a neurotoxin by conjugating the ribosomal inactivating protein, saporin (Stirpe et al. 1992), to the hypocretin/ orexin receptor binding ligand, hypocretin-2/orexin-B. The hypocretin-containing neurons have been shown to have an autoreceptor (Horvath et al. 1999a), and we reasoned that the neurotoxi ...
Functionally Independent Columns of Rat Somatosensory Barrel
... studies (Durham and Woolsey, 1977; Kossut et al., 1988; McCasland and Woolsey, 1988) and optical imaging of intrinsic reflectance changes of the cortical surface (Masino and Frostig, 1996). An alternative approach is to image neuronal activity with voltage-sensitive dyes, which can record both the s ...
... studies (Durham and Woolsey, 1977; Kossut et al., 1988; McCasland and Woolsey, 1988) and optical imaging of intrinsic reflectance changes of the cortical surface (Masino and Frostig, 1996). An alternative approach is to image neuronal activity with voltage-sensitive dyes, which can record both the s ...
Neuronal Processing of Chemical Information in Crustaceans Chapter 7
... Crustaceans detect chemicals with small cuticular sense organs called sensilla. Crustacean chemoreceptive sensilla – in spite of their diversity in outer structure – fall in two main classes: (a) Bimodal sensilla are innervated by 1–3 mechanoreceptor neurons (MRNs) and 1–22 chemoreceptor neurons (CR ...
... Crustaceans detect chemicals with small cuticular sense organs called sensilla. Crustacean chemoreceptive sensilla – in spite of their diversity in outer structure – fall in two main classes: (a) Bimodal sensilla are innervated by 1–3 mechanoreceptor neurons (MRNs) and 1–22 chemoreceptor neurons (CR ...
Approximating Number of Hidden layer neurons in Multiple
... box size is 10x15 then 150 neurons must be taken as a input layer, so that every pixel contribute its value to the input layer individually. When the output layer is considered, then it depends on the chosen model configuration. For example, in this paper we are concentrating on the recognition of p ...
... box size is 10x15 then 150 neurons must be taken as a input layer, so that every pixel contribute its value to the input layer individually. When the output layer is considered, then it depends on the chosen model configuration. For example, in this paper we are concentrating on the recognition of p ...
Axonal Localization of Integrins in the CNS Is Neuronal Type and
... Clearly, integrins can only stimulate axon regeneration if they are present in the axon at the site of damage. In the current study, we have asked whether integrins are transported into sensory axons including DRG and retinal ganglia neurons (RGCs), and into several types of adult neurons including ...
... Clearly, integrins can only stimulate axon regeneration if they are present in the axon at the site of damage. In the current study, we have asked whether integrins are transported into sensory axons including DRG and retinal ganglia neurons (RGCs), and into several types of adult neurons including ...
Disease Modeling Using Embryonic Stem Cells
... Mecp2/y mice [9, 10], no studies so far analyzed and compared total transcriptional activity of wild-type versus mutant neuronal nuclei. Such measurements necessitate access to uniform populations of neurons. Indeed, nuclear size has long been known to correlate with transcriptional activity and ne ...
... Mecp2/y mice [9, 10], no studies so far analyzed and compared total transcriptional activity of wild-type versus mutant neuronal nuclei. Such measurements necessitate access to uniform populations of neurons. Indeed, nuclear size has long been known to correlate with transcriptional activity and ne ...
- Wiley Online Library
... weeks (Davis et al., 1990). Retrograde labeling studies show a strict correlation of coordinated swimming with regrowth of the descending supraspinal axons to the level of the lumbar enlargement (Davis et al., 1990). Experiments following regeneration for periods of 6 months or less routinely report ...
... weeks (Davis et al., 1990). Retrograde labeling studies show a strict correlation of coordinated swimming with regrowth of the descending supraspinal axons to the level of the lumbar enlargement (Davis et al., 1990). Experiments following regeneration for periods of 6 months or less routinely report ...
Co-activation of VTA DA and GABA neurons mediates nicotine
... Y-maze discrimination task between a nicotine-reinforced arm and a neutral arm. Discrimination tasks relying on choice behavior provide a more accurate assessment of reward than rate-dependent paradigms.25 This task is particularly well adapted to detect reward-related deficits in mutant mice.24,26,2 ...
... Y-maze discrimination task between a nicotine-reinforced arm and a neutral arm. Discrimination tasks relying on choice behavior provide a more accurate assessment of reward than rate-dependent paradigms.25 This task is particularly well adapted to detect reward-related deficits in mutant mice.24,26,2 ...
Distribution of GABA‐like immunoreactivity in the rat amygdaloid
... were incubated without the primary antiserum. The control periphery of the intercalated nuclei showed spots of insera at a concentration of 1:3,000 or 1:5,000 stained all tensely labeled neuropil within adjacent amygdaloid nuclei tissue elements weakly and unselectively. The sections in- (Fig. 5 , b ...
... were incubated without the primary antiserum. The control periphery of the intercalated nuclei showed spots of insera at a concentration of 1:3,000 or 1:5,000 stained all tensely labeled neuropil within adjacent amygdaloid nuclei tissue elements weakly and unselectively. The sections in- (Fig. 5 , b ...
Alan Peters
... we took classes in chemistry, physics, zoology, and botany. Because there were only about 10 of us in the class, we received a great deal of individual attention, and in addition to lectures we were guided to carry out experiments in well-equipped laboratories. We also had a large amount ...
... we took classes in chemistry, physics, zoology, and botany. Because there were only about 10 of us in the class, we received a great deal of individual attention, and in addition to lectures we were guided to carry out experiments in well-equipped laboratories. We also had a large amount ...
α7 nicotinic acetylcholine receptor
... Background: Although evidence suggests that the prevalence of Parkinson’s disease (PD) is lower in smokers than in non-smokers, the mechanisms of nicotine-induced neuroprotection remain unclear. Stimulation of the α7 nicotinic acetylcholine receptor (α7-nAChR) seems to be a crucial mechanism underly ...
... Background: Although evidence suggests that the prevalence of Parkinson’s disease (PD) is lower in smokers than in non-smokers, the mechanisms of nicotine-induced neuroprotection remain unclear. Stimulation of the α7 nicotinic acetylcholine receptor (α7-nAChR) seems to be a crucial mechanism underly ...
descending projections from the trigeminal ganglion and
... The overview is an updated survey of our current knowledge about the trigeminal primary afferent neurons involved in the somatosensory processing from the orofacial region. The types of neurons, located in the trigeminal ganglion (TG) and mesencephalic trigeminal nucleus (MTN), are reviewed. Critica ...
... The overview is an updated survey of our current knowledge about the trigeminal primary afferent neurons involved in the somatosensory processing from the orofacial region. The types of neurons, located in the trigeminal ganglion (TG) and mesencephalic trigeminal nucleus (MTN), are reviewed. Critica ...
Attention induces synchronization-based response gain in steady
... rates and behavioral performance, the evidence to date has been mixed as to whether voluntary visual attention primarily affects neural activity based on contrast1,3–6,10,11, response5,7–9 or activity7 gain. The three hypotheses have not previously been examined at the level of the neural population ...
... rates and behavioral performance, the evidence to date has been mixed as to whether voluntary visual attention primarily affects neural activity based on contrast1,3–6,10,11, response5,7–9 or activity7 gain. The three hypotheses have not previously been examined at the level of the neural population ...
Pre-synaptic Terminal Dynamics in the Hippocampus
... shown evidence for widespread experience-dependent plasticity in the adult brain (Gilbert, 1998). Some of the most detailed accounts of experience-dependent plasticity, including mechanistic studies, have been performed in the rodent barrel cortex. This is the location where tactile information from ...
... shown evidence for widespread experience-dependent plasticity in the adult brain (Gilbert, 1998). Some of the most detailed accounts of experience-dependent plasticity, including mechanistic studies, have been performed in the rodent barrel cortex. This is the location where tactile information from ...
Open-loop organization of thalamic reticular nucleus and dorsal
... states, the production of seizures (McCormick and Contreras 2001), and may contain functional subnetworks subserving these myriad functions (Halassa et al. 2014). Despite the wealth of data derived from slice physiological studies about the TRN, the specific role of the TRN in modulating larger-scal ...
... states, the production of seizures (McCormick and Contreras 2001), and may contain functional subnetworks subserving these myriad functions (Halassa et al. 2014). Despite the wealth of data derived from slice physiological studies about the TRN, the specific role of the TRN in modulating larger-scal ...
Genetic mechanisms behind cell specification Drosophila Magnus Baumgardt
... mechanisms of cell fate specification in the Drosophila CNS. We find that, within this lineage, the differential specification of a group of sequentially generated neurons – the Ap cluster neurons – is critically dependent upon the simultaneous triggering of two opposing feed-forward loops (FFLs) wi ...
... mechanisms of cell fate specification in the Drosophila CNS. We find that, within this lineage, the differential specification of a group of sequentially generated neurons – the Ap cluster neurons – is critically dependent upon the simultaneous triggering of two opposing feed-forward loops (FFLs) wi ...
Development of the rat thalamus: VI. The posterior lobule of the
... 4). This indicates that in the LGD the cells settle in an out- occur simultaneously were combined. side-in sequence. A less consistent outside-in gradient was LGD. There were no differences in neurogenesis bealso indicated for the LGV and L P (Fig. 4). Both in the LGV tween the ventral and dorsal pa ...
... 4). This indicates that in the LGD the cells settle in an out- occur simultaneously were combined. side-in sequence. A less consistent outside-in gradient was LGD. There were no differences in neurogenesis bealso indicated for the LGV and L P (Fig. 4). Both in the LGV tween the ventral and dorsal pa ...
Identified nerve cells and insect behavior
... Studies of insect identified neurons over the past 25 years have provided some of the very best data on sensorimotor integration; tracing information flow from sensory to motor networks. General principles have emerged that have increased the sophistication with which we now understand both sensory ...
... Studies of insect identified neurons over the past 25 years have provided some of the very best data on sensorimotor integration; tracing information flow from sensory to motor networks. General principles have emerged that have increased the sophistication with which we now understand both sensory ...
Modulation of Neuronal Activity in the Monkey Putamen Associated
... inside the guide and was advanced using a manual hydraulic microdrive (MO95, Narishige, Tokyo, Japan). The signal from neuronal activity was amplified 5,000 times, filtered at 0.3–1.5 kHz, and converted to digital pulses through a window discriminator (NeuroLog, Digitimer, Hertfordshire, UK). Presen ...
... inside the guide and was advanced using a manual hydraulic microdrive (MO95, Narishige, Tokyo, Japan). The signal from neuronal activity was amplified 5,000 times, filtered at 0.3–1.5 kHz, and converted to digital pulses through a window discriminator (NeuroLog, Digitimer, Hertfordshire, UK). Presen ...
A Quantitative Map of the Circuit of Cat Primary Visual Cortex
... all of its connections essentially from a single source, as Gilbert and Wiesel for the most part assumed. But a feature of cortical neurons is that they are polyneuronally innervated; their excitatory and inhibitory synapses arise from multiple sources (Ahmed et al., 1994). If polyneuronal innervati ...
... all of its connections essentially from a single source, as Gilbert and Wiesel for the most part assumed. But a feature of cortical neurons is that they are polyneuronally innervated; their excitatory and inhibitory synapses arise from multiple sources (Ahmed et al., 1994). If polyneuronal innervati ...
Fading memory and kernel properties of generic cortical microcircuit
... single readout neuron a pool of readout neurons whose firing activity at time t represents the value y(t) in space-ratecoding. In reality these readout neurons are not memoryless, but their membrane time constant is substantially shorter than the time range over which integration of information is re ...
... single readout neuron a pool of readout neurons whose firing activity at time t represents the value y(t) in space-ratecoding. In reality these readout neurons are not memoryless, but their membrane time constant is substantially shorter than the time range over which integration of information is re ...